IT Essentials 7.0 Practice Final Exam (Chapters 1-9) Answers Full

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IT Necessities (Model 7.00) – IT Necessities 7.0 Apply Closing 1 – 9

1. What’s the perform of the facility provide?

to transform AC energy right into a decrease voltage DC energy
to transform AC energy into a better voltage DC energy
to transform DC energy right into a decrease voltage AC energy
to transform DC energy into a better voltage AC energy

Clarification: The ability provide converts alternating present (AC) energy coming from a wall outlet into direct present (DC) energy, which is of decrease voltage. DC energy is required for all of the elements inside the pc.

2. Which two motherboard elements connect with the Northbridge chipset? (Select two.)

NIC
USB 2.0 units
USB 3.0 units
FireWire units
RAM
video card

Clarification: The Northbridge chipset permits the quickest elements to interface with the CPU on the entrance aspect bus velocity, particularly the RAM and video card. All different elements just like the USB, FireWire, and the growth buses talk with the CPU by way of the Southbridge chipset.

3. What kind of connector can be utilized to attach an inner laborious drive to the motherboard?

Clarification: A SATA interface makes use of a 7-pin information connector and connects and inner SATA laborious drive to the motherboard.

4. Discuss with the exhibit. To what enter system would the cables connect?

IT Essentials 7.0 Practice Final Exam (Chapters 1-9) Answers Full 1

ITE v7.0 – IT Necessities ( Model 7.0) – IT Necessities 7.0 Apply Closing Examination Solutions

keyboard/mouse combo system
KVM swap
video distribution middle
sound system

Clarification: A KVM swap is usually used to attach one mouse, keyboard, and monitor to a number of computer systems.

5. Which is the right process to place out a hearth with a hearth extinguisher after the pin is pulled?

Intention simply above the flame, squeeze the lever, and sweep back and forth.
Intention on the base of the flame, squeeze the lever, and sweep back and forth.
Intention immediately on the middle of the flame, squeeze the lever, and sweep back and forth.
Intention on the base of the flame, squeeze the lever, and sweep from the bottom to the highest of the flame.
Intention simply above the flame, squeeze the lever, and sweep from the highest to the bottom of the flame.

Clarification: Anybody utilizing a hearth extinguisher ought to keep in mind the essential guidelines of operation: P – Pull the pin. A – Intention on the base of the hearth, not on the flames. S – Squeeze the lever. S – Sweep the nozzle back and forth.

6. Which three security pointers could be really helpful for a technician working inside a laser printer? (Select three.)

Enable the recent space of the laser printer to chill.
Be sure that the printer has energy connected and that there’s a good floor.
Maintain a hearth extinguisher beside the laser printer whereas working inside it.
Take away jewellery and different equipment.
Safe unfastened clothes.
When eradicating the printer or heavy components of the printer, you’ll want to bend on the waist to carry.

Clarification: Security procedures that might apply particularly to laser printer restore would come with the next:Enable the recent areas of the laser printer to chill. Take away a watch, jewellery, and different equipment. Safe unfastened clothes. Flip off the facility, and unplug. Don’t contact excessive voltage areas. Know the place the hearth extinguisher is situated and how one can use it. When lifting heavy printers or components, bend on the knees to carry. A fireplace extinguisher is vital to have in a room the place computer systems and peripherals are situated, however the hearth extinguisher doesn’t should be situated beside the printer when a restore is being carried out.

7. A technician is reorganizing the components cupboard and has discovered some thermal paste. When would the technician use thermal paste?

when putting in SSDs
when performing upkeep on mechanical drives
when putting in CPUs
when troubleshooting reminiscence issues

Clarification: Thermal paste is used between the CPU and a cooling object equivalent to a heatsink or fan.

8. Which two kinds of growth slots could be utilized by a wi-fi NIC in a pc in the present day? (Select two.)

Clarification: Wi-fi NICs use PCI and PCIe growth slots on the motherboard. AGP is for a video card, ISA is an out of date growth slot kind, and DIMM slots maintain RAM modules.

9. Discuss with the exhibit. What’s the goal of the system that’s proven?

to attach a number of computer systems to a single keyboard and mouse
to learn information from a reminiscence card
to learn or write information to discs
to attach numerous kinds of exterior laborious drives

Clarification: A media reader will be an exterior USB-attached system or an inner system that’s used to learn or write to media playing cards.

10. Discuss with the exhibit. What’s the motherboard element that’s proven?

entrance panel cable connectors
motherboard energy connector
PATA drive connector
SATA information and energy connectors

Clarification: The entrance panel energy connectors are used to attach a cable to the entrance panel energy button, reset button, energy LED, and drive exercise LEDs.

11. Which solid-state storage know-how permits a pc BIOS to be upgraded by flashing?

Clarification: Electrically erasable programmable read-only reminiscence (EEPROM) is non-volatile reminiscence that may retailer the pc BIOS and will be upgraded by flashing its contents. ROM is a normal time period for read-only reminiscence, and SDRAM and SODIMM are kinds of laptop risky reminiscence.

12. Which two PC settings will be configured utilizing the BIOS setup utility? (Select two.)

POST
virtualization help
allocation of reminiscence to purposes
enabling system drivers
boot sequence

Clarification: The pc boot sequence and help for virtualization can configured from inside BIOS. The pc working system sometimes allocates reminiscence to purposes and permits system drivers. POST is usually not configurable.

13. What kind of system offers energy to a pc and permits it to be safely shut down within the occasion of an influence loss?

surge suppressor
uninterruptible energy provide
standby energy provide
energy inverter

Clarification: An uninterruptible energy provide or UPS accommodates a battery backup that gives constant energy by way of brownouts and blackouts till the battery energy is emptied. Many UPS programs can safely shut down a pc previous to the lack of battery energy.

14. Why do laptop computer computer systems use CPU throttling methods?

to reinforce the efficiency of the CPU
to scale back the warmth that the CPU could generate
to make sure the CPU is operating at its peak velocity
to preserve the battery life by lowering the bus velocity between the CPU and RAM

Clarification: CPU throttling is used to preserve energy and enhance battery life on moveable units. Throttling additionally produces much less warmth.

15. Which two present elements should be appropriate with the set up of a brand new upgraded CPU? (Select two.)

energy provide
motherboard
laborious drive
case
video card

Clarification: The CPU that’s put in right into a PC should be appropriate with the motherboard, chipset, and energy provide.

16. What are three vital concerns when putting in a CPU on a motherboard that has simply been upgraded? (Select three.)

Antistatic precautions are taken.
The CPU is accurately aligned and positioned within the socket.
The CPU contacts are first cleaned with isopropyl alcohol.
The CPU warmth sink/fan meeting is accurately put in.
The CMOS battery is eliminated previous to putting in the CPU.
Most insertion drive is utilized to the load lever in order that the CPU is locked in place.

Clarification: Three vital concerns to be taken when putting in the motherboard are (1) antistatic precautions, (2) CPU pins are aligned accurately with the socket, and (3) the warmth sink/fan meeting is put in accurately. The load lever ought to simply be locked into place when the CPU is assigned with the socket.

17. What’s a potential use for digital computing?

to run previous purposes that aren’t appropriate with present working programs
to permit laptop {hardware} to be examined
to permit laptop {hardware} upgrades to be examined
to permit ROM firmware upgrades to be examined

Clarification: Digital environments are sometimes used to check software program and software program upgrades, use a number of working programs on a single {hardware} platform, and to run older purposes that can’t run in fashionable working programs.

18. A buyer has requested a tool with a minimal of 64 GB of RAM and the requirement that giant numbers of customers can take a look at software program upgrades in a secure atmosphere. What kind of system ought to be bought?

CAx workstation
VDI server
skinny consumer
thick consumer

Clarification: With a VDI server, two or extra working programs will be concurrently operating on a single system. This requires a excessive quantity of RAM and CPU cores. A CAx workstation is used to design merchandise or management a producing course of. A thick consumer is a regular laptop that performs all processing domestically. A skinny consumer is a pc that may depend on distant servers for all information processing.

19. True or False?
Skinny shoppers require a community connection to distant servers to carry out information processing.

Clarification: Skinny shoppers are sometimes low-end computer systems that require community entry to a server for information processing and storage.

20. What’s the right disposal means of previous laptop batteries?

They need to be burned as a result of they don’t decompose.
They are often refilled and reused.
They need to be positioned in an hermetic container after which thrown away within the common rubbish.
They should be recycled as a result of they’re dangerous to the atmosphere.
As a result of they’ll decompose harmlessly, they need to be thrown away within the recycling bin.

Clarification: Batteries of any variety include chemical substances and metals which can be very dangerous to people and the atmosphere. They need to be recycled primarily based on native recycling laws. Batteries ought to by no means be burned, positioned within the common rubbish, or positioned in compost bins.

21. Which element will be simply broken by the direct spray of compressed air when cleansing inside the pc case?

fan
warmth sink
energy provide
CPU
cable connectors

Clarification: Once you clear the within of the pc, maintain the fan blades in place. This prevents over-spinning the rotor or transferring the fan within the mistaken course.

22. Through the means of testing a principle of a number of possible causes to an issue, which ought to be examined first?

the best and most blatant
these the client believes to be a very powerful
probably the most complicated and troublesome to diagnose
these chosen by random choice

Clarification: Although the client might imagine that there’s a main drawback, begin with the plain points earlier than transferring to extra complicated diagnoses.

23. Which two gadgets might be used to assist set up a plan of motion when resolving a pc drawback? (Select two.)

a multimeter
a loopback plug
the pc guide
the pc restore historical past log
BIOS diagnostics

Clarification: Through the six steps of troubleshooting, as soon as the reason for the issue is decided, the “set up a plan of motion to resolve the issue and implement the answer” step is the place a technician has to do extra analysis by looking out the Web, speaking to a different technician, reviewing the historical past logs, manuals, boards, and many others.

24. What’s the most well-liked methodology to take away a disc from an optical drive that fails to eject the disc?

Insert a pin into the small gap on the entrance of the drive.
Use a small screwdriver and pry the drive door open.
Take away the highest of the drive enclosure.
Ship the drive to a certified restore depot.

Clarification: If a pc won’t eject the optical disc, to open the tray you possibly can insert a pin within the small gap subsequent to the eject button on the drive.

25. A technician is named to an workplace the place the pc is randomly rebooting. Which of the given elements would most certainly trigger this problem?

BIOS
CMOS battery
optical drive
energy provide

Clarification: A failing energy provide may trigger a pc to reboot or to emit a scent of burning electronics.

26. Which two units are thought of middleman units in a community? (Select two.)

swap
server
printer
modem
IP telephone

Clarification: Servers, printers, and IP telephones are finish units in a community.

27. What are the 4 layers within the TCP/IP reference mannequin?

software, presentation, web, community entry
software, transport, community, information hyperlink
software, transport, web, community entry
software, presentation, session, transport
bodily, information hyperlink, community, transport

Clarification: The TCP/IP mannequin has 4 layers. Every layer has particular features to organize information for information transmission. The 4 layers from high to backside are software, transport, web, and community entry.

28. A number of messages despatched to the community administrator are reporting that entry to a safe server utilizing HTTPS is failing. After checking current updates to the corporate firewall, the administrator learns that the firewall is obstructing HTTPS. Which port ought to be opened to resolve the issue?

29. A pc technician is monitoring site visitors on a community the place customers are complaining about sluggish community efficiency. The technician is curious as as to whether the brand new community administration software program is inflicting the slowdown. Which two port numbers would the technician be searching for within the captured packets for SNMP site visitors? (Select two.)

Clarification: SNMP makes use of UDP ports 161 and 162.

30. A technician has been requested to help with the set up of good units in class dormitories. Which two applied sciences ought to the technician be accustomed to? (Select two.)

Clarification: Sensible units utilized in houses and dormitories generally use a wi-fi mesh topology. Two common requirements used with good units are Zigbee and Z-Wave.

31. The present IP configuration of a medium dimension firm with a number of subnets is finished manually and is time-consuming. Due to elevated community progress, a technician wants a less complicated approach for IP configuration of workstations. Which service or protocol would simplify the workstation IP configuration process?

32. Which IPv6 tackle represents probably the most compressed type of the IPv6 tackle 2001:0db8:cafe:0100:0f0d:0000:0000:00AA/96

2001:0db8:cafe:0100:0f0d::00AA/96
2001:db8:cafe:1:f0d::AA/96
2001:db8:cafe:100:f0d::AA/96
2001:0db8:cafe:0100:0f0d::AA/96

Clarification: There are two guidelines that exist to assist in the discount of the variety of digits inside an IPv6 tackle: Rule 1 is used to take away any main 0s. After making use of rule 1 to 2001:0db8:cafe:0100:0f0d:0000:0000:00AA/96, we calculate the result as 2001:db8:cafe:100:f0d:0:0:AA/96 Rule 2 is used to interchange any group of consecutive zeros as soon as all through the IPv6 tackle. After making use of rule 2 to 2001:db8:cafe:100:f0d:0:0:AA/96, we calculate the result as 2001:db8:cafe:100:f0d::AA/96

32. What’s the full decompressed type of the IPv6 tackle 2001:420:59:0:1::a/64?

2001:420:59:0:1:0:0:a
2001:0420:0059:0000:0001:0000:0000:000a
2001:4200:5900:0000:1000:0000:0000:a000
2001:4200:5900:0:1:0:0:a000
2001:0420:0059:0000:0001:000a
2001:0420:0059:0000:0001:0000:000a

Clarification: To decompress an IPv6 tackle, the 2 guidelines of compression should be reversed. Any 16-bit hextet that has lower than 4 hex characters is lacking the main zeros that have been eliminated. An IPv6 tackle ought to have a complete of 8 teams of 16-bit hextets, a (::) will be changed with consecutive zeros that have been eliminated.

33. A help desk technician is asking a buyer a collection of questions on an issue connecting to the community. Which step of the troubleshooting course of is the technician making use of?

Establish the issue.
Set up a principle of possible trigger.
Set up a plan of motion to resolve the issue.
Check the idea to find out trigger.

Clarification: Earlier than any options will be proposed or examined, the issue should first be recognized. That is performed by gathering info from the client by asking questions and clarifying particulars of the issue.

34. What are three frequent options for a PC that shows an IP tackle beginning with 169.254.x.x? (Select three.)

Examine the DNS server setting.
Activate the system that’s appearing as a DHCP server.
Allow the consumer machine to obtain an IPv4 tackle routinely.
Use the ipconfig /launch and ipconfig /renew instructions to request a brand new IPv4 tackle.
Reboot the consumer machine that’s utilizing the 169.254.x.x tackle.
Reenter the IPv4 tackle on the DHCP server.

Clarification: Typical options for a consumer machine not receiving a DHCP IPv4 tackle are as follows:

Activate the DHCP server.
Use the ipconfig /launch then the ipconfig /renew command on the consumer machine.
Reboot the consumer machine.

35. A consumer with a laptop computer is attempting to connect with a wi-fi community, however no wi-fi networks are exhibiting. What’s a fast approach for the consumer to make sure that the wi-fi NIC is enabled?

Allow Airplane mode.
Use a perform key.
Maintain down the Ctrl key after which press the Insert key.
Connect the AC energy wire.

Clarification: Perform keys can be utilized to vary the video output to an exterior port, allow/disable the Wi-Fi adapter, change display screen brightness, and alter the sound stage.

36. Which laptop computer system would settle for an SD card?

M.2 card
mini-PCIe adapter
card reader
eSATA port

Clarification: A card reader accepts a number of sizes of flash media equivalent to an SD card.

37. What are two indications {that a} cell system battery must be changed? (Select two.)

The battery is leaking.
The cell system won’t flip off correctly.
Uncommon characters show on the display screen.
The battery overheats.
The show brightness can’t be adjusted.

Clarification: When a cell system battery won’t maintain a cost, overheats, or leaks, it ought to be changed with a appropriate alternative half.

38. What two steps should be taken earlier than performing a cleansing process on a laptop computer laptop? (Select two.)

Disconnect the laptop computer from {the electrical} outlet.
Take away all put in batteries.
Wipe the floor of the contact pad.
Clear the display screen with a fabric.
Insert the cleansing disk into the optical drive.
Backup the registry.

Clarification: To keep away from electrical hazards or accidents, it’s important to take away any energy supply earlier than cleansing any element.

39. A tire retailer wants to make use of carbon copy paper to print buyer invoices in order that each the shop and the client have a duplicate. What’s the greatest printer resolution?

piezoelectric printer
inkjet printer
thermal printer
impression printer

Clarification: The most typical kind of impression printer is a dot matrix printer. Dot matrix printers can use steady feed or carbon-copy paper.

40. In what two conditions is a digital printer used? (Select two.)

A consumer sends a printed doc to a distant vacation spot by way of the cloud.
A distant consumer sends a doc to an area consumer who prints the doc utilizing the corporate laser printer.
A company consumer prints to a centralized printer on the identical ground, however on a special community.
A doc is printed to a PDF or different file kind.
A doc is shipped to a printer that’s related to the USB port of a co-worker on the identical community.

Clarification: Digital printing sends the print job to a file or to a distant vacation spot.

41. What printer characteristic permits a pc to work whereas print jobs are ready in queue to be printed?

buffering
duplexing
charging
processing

Clarification: Print job buffering makes use of inner printer reminiscence to retailer print jobs whereas the pc that despatched the print job continues with different duties. Duplexing is the characteristic of a printer to print on each side of the paper. Charging is a laser printer course of that expenses the print drum with DC voltage. Processing is the method of changing information right into a printable type.

42. A consumer on a house community desires to share a printer from a Home windows 7 laptop. What should the consumer do to ensure that different Home windows 7 computer systems in the home to acquire the right driver?

The consumer should browse the Web, then obtain and set up the right driver.
The particular person doing the sharing should use the Extra Drivers button with a purpose to designate what number of system drivers are allowed to be downloaded.
Nothing. Home windows routinely offers the driving force.
The particular person doing the sharing should use the Extra Drivers button with a purpose to designate the driving force for use by the opposite Home windows 7 computer systems.

Clarification: Home windows routinely downloads the driving force to customers who’re accessing the shared printer and have the identical model of Home windows. The Extra Drivers button can be utilized to pick out different working programs.

43. For cleansing a laser printer, what ought to be used to select up extra particles of toner?

a HEPA-capable vacuum
a lint-free fabric
isopropyl alcohol
a humid fabric

Clarification: The toner utilized in a laser printer consists of microscopic particles. To successfully decide up these particles, it’s endorsed {that a} vacuum able to Excessive Effectivity Particulate Air (HEPA) filtration be used.

44. What’s the distinction between cloud computing and a knowledge middle?

A knowledge middle offers entry to shared computing assets, wheras a cloud is a personal on-premise facility that shops and processes native information.
Cloud computing options are community assets and providers offered to the shoppers by way of using providers from information facilities.
The info middle makes use of extra units to course of information.
Knowledge facilities require cloud computing however cloud computing doesn’t require information facilities.

Clarification: Cloud service suppliers use a number of information facilities for providers and assets equivalent to information storage. A knowledge middle is a knowledge storage facility situated inside the corporate and maintained by the IT employees or leased from a co-location supplier the place the upkeep will be performed by the supplier or the company IT employees.

45. Which know-how offers an answer for PC virtualization?

hypervisor
server clustering
Terminal Companies
RAID

Clarification: Microsoft offers software program, Digital PC, which is a sort of hypervisor that creates and manages digital machines on a bunch laptop.

46. What’s an instance of cloud computing?

a steady interplay between folks, processes, information, and issues
a service that provides on-demand entry to shared assets
a community infrastructure that spans a big geographic space
an architectural type of the World Large Net

Clarification: Cloud computing offers on-demand entry to shared assets. With minimal administration effort, assets will be deployed shortly at information facilities.

47. Which Cloud computing service could be greatest for a brand new group that can’t afford bodily servers and networking tools and should buy community providers on-demand?

Clarification: Infrastructure as a service (IaaS) offers an atmosphere the place customers have an on-demand infrastructure that they will set up any platform as wanted.

48. Match the cloud mannequin with the outline.

IT Essentials 7.0 Practice Final Exam (Chapters 1-9) Answers Full 4

IT Necessities (Model 7.00) – IT Necessities 7.0 Apply Closing 1 – 9

49. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to permit customers to faucet and pay for his or her purchases. What system ought to the shop proprietor suggest to perform the required process?

NFC system
keyboard
flatbed scanner
barcode scanner

50. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to permit safe entry to the principle doorways of the corporate by swiping an ID card. What system ought to the shop proprietor suggest to perform the required process?

magstripe reader
keyboard
NFC system
flatbed scanner

51. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to scan some previous household photographs right into a laptop computer. What system ought to the shop proprietor suggest to perform the required process?

flatbed scanner
keyboard
NFC system
barcode scanner

52. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to show a promotional presentation to a big viewers at a convention. What system ought to the shop proprietor suggest to perform the required process?

projector
keyboard
NFC system
flatbed scanner

53. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to simplify stock ordering and management within the buyer retail retailer. What system ought to the shop proprietor suggest to perform the required process?

barcode scanner
stylus
AR headset
KVM swap

54. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to coach pilots how one can land and take off in a pc simulation atmosphere. What system ought to the shop proprietor suggest to perform the required process?

joystick or gamepad
KVM swap
stylus
barcode scanner

55. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to share a keyboard and mouse between two computer systems. What system ought to the shop proprietor suggest to perform the required process?

KVM swap
stylus
AR headset
barcode scanner

56. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to confirm the identification of the receiver when a bought product is delivered by courier to the door of a buyer. What system ought to the shop proprietor suggest to perform the required process?

signature pad
stylus
AR headset
KVM swap

57. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to offer safe entry to the central server room utilizing a retinal scan. What system ought to the shop proprietor suggest to perform the required process?

biometric scanner
stylus
AR headset
KVM swap

58. A buyer comes into a pc components and repair retailer. The shopper is searching for a tool to assist an individual with accessibility points enter directions right into a laptop computer by utilizing a pen. What system ought to the shop proprietor suggest to perform the required process?

stylus
KVM swap
AR headset
barcode scanner

59. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that trades electrical energy and power nation-wide. The corporate has a number of cubicles the place the power merchants work. Every cubicle has a pc, an IP telephone, and eight displays. All units want energy and the flexibility to guard the tools from energy spikes. Which safety system could be greatest to make use of for every laptop station?

a surge protector
a capacitor
a telephone line filter
a redundant energy provide

60. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that gives payroll providers to small companies. The corporate has employees that require a PC, laser printer, and IP telephone from 8 a.m. to five p.m. Monday by way of Friday. The ability safety system wants to have the ability to present safety for an overvoltage scenario. Which safety system could be greatest to make use of for every laptop station?

a surge protector
a capacitor
a telephone line filter
a redundant energy provide

61. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that focuses on PC technical help for senior residents. The corporate is a 24/7 operation. Every technician is assigned to a pc that has an IP telephone with a headset and two displays. All units want energy and the flexibility to guard the tools from energy spikes. Which safety system could be greatest to make use of for every laptop station?

a surge protector
a 24-pin energy connector
a capacitor
a redundant energy provide

62. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that trades electrical energy and power nation-wide. The corporate has a number of cubicles the place the power merchants work. Every cubicle has a pc, an IP telephone, and eight displays. All units want constant high quality energy, the flexibility to make use of the tools 24/7, and the flexibility to save lots of details about the present transaction if the facility goes out. Which safety system could be greatest to make use of for every laptop station?

a UPS
an anti-static wrist band
a capacitor
a redundant energy provide

63. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that gives payroll providers to small companies. The corporate has employees that require a PC, laser printer, and IP telephone from 8 a.m. to five p.m. Monday by way of Friday. The ability safety system wants to have the ability to present conditioned energy always the flexibility to save lots of payroll info if the facility goes out. Which safety system could be greatest to make use of for every laptop station?

a UPS
an anti-static wrist band
a capacitor
a redundant energy provide

64. A advisor has been requested to assist resolve on the very best energy safety for some tools in an organization that focuses on PC technical help for senior residents. The corporate is a 24/7 operation. Every technician is assigned to a pc that has an IP telephone with a headset and two displays. All units want high quality energy, the flexibility to complete the present name if the facility goes out, and fixed battery charging. Which safety system could be greatest to make use of for every laptop station?

a UPS
a lightning arrestor
a 24-pin energy connector
a capacitor

65. A consumer is constructing a brand new laptop system. Why would the consumer choose a DDR3?

to put in a reminiscence module
to decrease any electrostatic cost
to configure a gaming console
to connect an exterior HD

66. A consumer is constructing a brand new laptop system. Why would the consumer choose exterior screws?

to put in an influence provide right into a PC tower case
to connect an exterior HD
to connect a VR headset
to put in an EEPROM

67. A consumer is constructing a brand new laptop system. Why would the consumer choose a component that has a 3.5 inch (8.89 cms) type issue?

to put in an inner HDD
to configure a gaming console
to connect a VR headset
to put in an EEPROM

68. A consumer is constructing a brand new laptop system. Why would the consumer choose an HDMI cable?

to connect a digital monitor
to configure a gaming console
to connect a VR headset
to put in an EEPROM

69. A consumer is constructing a brand new laptop system. Why would the consumer choose a DVI cable?

to connect a digital monitor
to interchange the CPU cooling system
to connect a VR headset
to put in an EEPROM

70. A consumer is constructing a brand new laptop system. Why would the consumer choose a media reader?

to repeat information from an SD card
to connect a laser printer
to put in an EEPROM
to interchange a heatsink

71. A consumer is constructing a brand new laptop system. Why would the consumer choose an RJ-45 connector?

to attach a tool to a wired community
to connect a laser printer
to put in an EEPROM
to interchange a heatsink

72. What number of bits are used to signify the host tackle of a pc with the IP tackle of 192.168.1.25 and a subnet masks of 255.255.255.0?

73. What number of bits are used to signify the community tackle of a bunch with an IP tackle of 192.168.150.16 and a subnet masks of 255.255.0.0?

74. What number of bits are used to signify a MAC tackle?

75. What number of bits are used to signify an IPv4 tackle?

76. What number of bits are used to signify an IPv6 tackle?

77. What number of bits are used to signify the OUI a part of the MAC tackle of a NIC card?

78. A pc consumer logs an issue stating that the pc is emitting a loud clicking noise. Which system ought to the technician test first?

79. Whereas a technician is putting in a printer, the technician hears a loud clicking noise. Which system ought to the technician test first?

laborious drive
RAM
CPU
motherboard

80. Whereas working in a pc coaching room, the technician notices that one laptop emits a loud clicking noise. Which system ought to the technician test first?

laborious drive
sound card
CPU fan
motherboard

81. Each time a consumer activates the pc within the morning, the consumer hears a loud clicking noise. Which system ought to the technician test first?

laborious drive
inner speaker
CPU fan
motherboard

82. When a co-worker steps into one other workplace, the co-worker notices that the pc is making a loud clicking noise and asks about it. The technician is contacted to analyze. Which system ought to the technician test first?

laborious drive
monitor
CPU
CPU fan

83. When a consumer activates a workstation, the display screen shows an “Invalid Boot Disk” error. The consumer calls the assistance desk. Which system ought to the technician test first?

laborious drive
energy provide
sound card
inner speaker

84. A technician is engaged on a laptop computer and an app will not be loading. What’s a potential resolution for this example?

Carry out a reset.
Be sure that just one app is open at a time.
Examine the show settings.
Examine the display screen refresh fee.

85. A technician is engaged on a laptop computer and an app will not be responding. What’s a potential resolution for this example?

Carry out a reset.
Recharge the battery.
Examine the display screen refresh fee.
Exchange the digitizer.

86. A technician is engaged on a laptop computer and an error message about decryption seems when opening an e mail. What’s a potential resolution for this example?

Set up an acceptable certificates.
Examine the show settings.
Examine the display screen refresh fee.
Exchange the digitizer.

87. A technician is engaged on a laptop computer and a key on the keyboard will not be responding because it ought to. What’s a potential resolution for this example?

Clear with compressed air.
Replace all safety apps.
Recharge the battery.
Confirm that the Num Lock key will not be depressed.

88. A technician is engaged on a laptop computer and the GPS will not be functioning. What’s a possible trigger for this example?

A service is disabled.
Bluetooth is activated.
The show setting is wrong.
The battery is low.

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