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IT Necessities (Model 7.00) – IT Necessities 7.0 Chapter 3 examination Solutions
IT Necessities v7.0:
IT Necessities (Model 7.00) – IT Necessities 7.0 Chapter 3 examination
1. Match the RAID know-how phrases to the outline. (Not all choices are used.)

IT Necessities (Model 7.00) – IT Necessities 7.0 Chapter 3 examination
2. Which two issues could be of the best significance when constructing a workstation that may run a number of digital machines? (Select two.)
- quantity of RAM
- variety of CPU cores
- water cooling
- highly effective video card
- high-end sound card
3. Which two parts are generally changed when a pc system with a more recent motherboard is being upgraded? (Select two.)
- RAM
- arduous disk drive
- CPU
- optical drive
- CMOS battery
- adapter card
4. What are two causes for putting in a second arduous disk drive inside an current laptop? (Select two.)
- to help a RAID array
- to retailer BIOS configuration settings
- to retailer the system swap file
- to extend CPU velocity
- to permit entry to a secondary show output
5. A technician has simply completed assembling a brand new laptop. When the pc is powered up for the primary time, the POST discovers an issue. How does the POST point out the error?
- It points quite a lot of brief beeps.
- The LED on the entrance of the pc case flashes quite a lot of instances.
- It locations an error message within the BIOS.
- It locks the keyboard.
6. What’s a operate of the BIOS?
- permits a pc to hook up with a community
- offers short-term knowledge storage for the CPU
- performs a verify on all inner parts
- offers graphic capabilities for video games and purposes
7. A technician has assembled a brand new laptop and should now configure the BIOS. At which level should a key be pressed to start out the BIOS setup program?
- earlier than the pc is powered on
- in the course of the Home windows load course of
- in the course of the POST
- after the POST, however earlier than Home windows begins to load
8. How does an inline UPS shield laptop gear towards electrical energy brownouts and blackouts?
- by grounding extra electrical voltage
- by utilizing a battery to produce a relentless degree of voltage
- by switching from most important energy to a standby energy supply
- by stopping the circulation of voltage to the pc
9. Which situation refers to a diminished voltage degree of AC energy that lasts for an prolonged time frame?
10. How ought to a technician eliminate an empty inkjet printer cartridge?
- Refill it.
- Throw it away.
- Observe native laws for disposal.
- Give it again to the client.
11. What makes CRT monitor disposal harmful for a technician who’s dealing with the disposal?
- potential respiratory hazards
- potential explosive supplies
- potential residual excessive voltage
- potential health-damaging chemical compounds
12. Which kind of interface was initially developed for high-definition televisions and can also be common to make use of with computer systems to attach audio and video units?
13. What’s indicated by the distinction ratio of a monitor?
- the distinction within the depth of sunshine between the brightest white and darkest black that may be displayed
- how typically the image picture is refreshed
- the entire variety of pixels that make up the image
- the ratio of the horizontal and vertical viewing areas of the monitor
14. What electrical unit refers back to the variety of electrons shifting by way of a circuit per second?
- present
- voltage
- resistance
- energy
15. What attribute of electrical energy is expressed in watts?
- the quantity of labor required to maneuver electrons by way of a circuit
- the resistance to the circulation of present in a circuit
- the quantity of electrons flowing by way of a circuit per second
- the work required to maneuver electrons by way of a circuit multiplied by the variety of electrons flowing by way of a circuit per second
16. Which is a BIOS safety function that may forestall knowledge from being learn from a tough drive even when the arduous drive is moved to a different laptop?
- drive encryption
- RAID
- safe boot
- BIOS passwords
17. What knowledge is saved within the CMOS reminiscence chip?
- BIOS settings
- Home windows configuration settings
- person login info
- gadget driver
18. What’s the goal of LoJack?
- It permits the proprietor of a tool to remotely find, lock, or delete all information from the gadget.
- It ensures that a pc will solely boot an working system that’s trusted by the motherboard producer.
- It offers passwords for various ranges of entry to the BIOS.
- It encrypts knowledge on arduous drives to stop entry with out the right password.
19. What’s one goal of adjusting the clock velocity inside the BIOS configuration settings?
- to permit a pc to run a number of working techniques in information or partitions
- to vary the order of the bootable partitions
- to disable units that aren’t wanted or utilized by the pc
- to permit the pc to run slower and cooler
20. A person enjoying a sport on a gaming PC with a normal EIDE 5400 RPM arduous drive finds the efficiency unsatisfactory. Which arduous drive improve would enhance efficiency whereas offering extra reliability and extra power effectivity?
- a 7200 RPM EIDE arduous drive
- a 7200 RPM SATA arduous drive
- a ten,000 RPM SATA arduous drive
- an SSD
21. Which safety function in fashionable CPUs protects reminiscence areas that include a part of the working system from malware assaults?
- encryption
- TPM
- execute disable bit
- LoJack
22. A person studies that each morning when a selected laptop is turned on, the configuration settings on that laptop should be reset. What motion needs to be taken to treatment this example?
- Substitute the motherboard.
- Substitute the CMOS battery.
- Transfer the jumpers.
- Improve the BIOS.
23. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 6?
24. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 10?
25. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 10?
26. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 1?
27. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 5?
31. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 10?
32. An information analyst has requested a technician to assist shield domestically saved knowledge by putting in a RAID. What’s the minimal variety of drives the technician has to put in if configuring a RAID degree 1?
33. A technician has been requested to configure a number of computer systems with RAID. The client wants safety if one drive fails, quick entry, and drive capability. Which RAID ought to the technician set up?
34. A technician has been requested to configure a number of computer systems with RAID. The client wants safety if two drive fails and needs as a lot drive capability as doable. Which RAID ought to the technician set up?
35. A technician has been requested to configure a number of computer systems with RAID. The client wants safety if two drive fails and needs as a lot drive capability as doable. Which RAID ought to the technician set up?
36. A technician has been requested to configure a number of computer systems with RAID. The client wants safety for one drive failure and solely has room within the laptop for 2 drives. Which RAID ought to the technician set up?
37. A technician has been requested to configure a number of computer systems with RAID. The client needs RAID and full drive capability, however doesn’t care a couple of drive failure, as a result of all knowledge is continually backed up. The pc the place the RAID is to be put in solely has room for 2 drives. Which RAID ought to the technician set up?
38. A technician has been requested to configure a number of computer systems with RAID. The client needs knowledge to be saved on two drives which might be used to most capability and doesn’t care if a single drive fails, as a result of knowledge is backed up hourly. Which RAID ought to the technician set up?
39. A technician has been requested to configure a number of computer systems with RAID. The client needs knowledge to be saved on three drives and safety for one drive failure. Which RAID ought to the technician set up?
40. A technician has been requested to configure a number of computer systems with RAID. The client needs three drives for use and safety if one drive fails. Which RAID ought to the technician set up?
41. A technician has been requested to configure a number of computer systems with RAID. The client needs to include mirroring and striping as a part of the RAID. Which RAID ought to the technician set up?
- RAID 10
- RAID 3
- RAID 4
- RAID 2
42. A technician has been requested to configure a number of computer systems with RAID. The client needs the perfect RAID doable with three drives used. Which RAID ought to the technician set up?
43. A technician is deciding on a PC that shall be utilized by a person as a skinny consumer. What’s a significant consideration that must be taken under consideration?
- community connection to a server
- a number of SCSI drives
- optical drive
- a number of contact screens
44. A technician is deciding on an online server that shall be used to host a number of gaming purposes. What’s a significant consideration that must be taken under consideration?
- highly effective processor
- a number of SCSI drives
- optical drive
- a number of contact screens
46. A technician is deciding on a PC that shall be utilized by a songwriter to combine tracks. What’s a significant consideration that must be taken under consideration?
- specialised audio card
- dual-fan energy provide
- good card reader
- Thunderbolt connector
47. A technician is deciding on a laptop computer that shall be utilized by a teleworker for connecting to the web whereas touring wherever. What’s a significant consideration that must be taken under consideration?
- mobile card
- Thunderbolt connector
- good card reader
- dual-fan energy provide
48. A technician is deciding on a server that shall be utilized by a cloud supplier for knowledge storage. What’s a significant consideration that must be taken under consideration?
- a number of massive arduous drives
- good card reader
- Thunderbolt connector
- dual-fan energy provide
49. A technician is deciding on a server that shall be utilized by a cloud supplier to offer fault tolerance for big portions of saved knowledge. What’s a significant consideration that must be taken under consideration?
- RAID
- good card reader
- Thunderbolt connector
- dual-fan energy provide
51. A technician is deciding on a PC that shall be utilized by an worker who needs to share a keyboard and mouse amongst three units. What’s a significant consideration that must be taken under consideration?
- KVM swap
- motherboard that helps dual-channeling
- good card reader
- Thunderbolt connector
52. A technician is deciding on a PC that shall be utilized by an worker who needs to share a keyboard and mouse amongst three units. What’s a significant consideration that must be taken under consideration?
- KVM swap
- UEFI BIOS
- dual-fan energy provide
- read-only reminiscence modules
IT Necessities v6.0:
1. When a pc is being assembled, which motion will be taken to assist eradicate cable litter inside a pc case?
- Set up a CPU with out utilizing a warmth sink and fan meeting.
- Set up a 2.5in HDD as a substitute of a 3.5in HDD.
- Set up a modular energy provide.
- Set up a motherboard with out utilizing standoffs within the case.
2. What’s the easiest way to use thermal compound when reseating a CPU?
- Clear the CPU and the bottom of the warmth sink with isopropyl alcohol earlier than making use of the thermal compound.
- Use rubbing alcohol to wash the bottom of the warmth sink earlier than making use of thermal compound.
- Scrape off the outdated thermal compound on the warmth sink with a pointy knife and apply the thermal compound liberally.
- Put a thick layer of thermal compound over the prevailing thermal compound earlier than reseating the CPU.
- Change the bottom of the warmth sink earlier than making use of the thermal compound.
3. A technician is putting in extra reminiscence in a pc. How can the technician assure that the reminiscence is appropriately aligned?
- The label on the reminiscence module ought to at all times face the CPU.
- A notch within the reminiscence module needs to be aligned with a notch within the reminiscence slot.
- The arrows on the reminiscence module needs to be aligned with the arrows on the motherboard slot.
- Reminiscence slots are colour coded, with one finish pink and one finish blue.
4. What’s used to stop the motherboard from touching metallic parts of the pc case?
- an I/O defend
- thermal compound
- standoffs
- ZIF sockets
5. Which assertion describes the aim of an I/O connector plate?
- It makes the I/O ports of the motherboard accessible for connection in quite a lot of laptop instances.
- It plugs into the motherboard and expands the variety of accessible slots for adapter playing cards.
- It offers a number of connections for SATA arduous drives to hook up with the motherboard.
- It connects the PCIe adapter slots used for video on to the CPU for quicker processing.
6. What are three essential issues when putting in a CPU on a motherboard? (Select three.)
- Antistatic precautions are taken.
- The CPU is appropriately aligned and positioned within the socket.
- The CPU contacts are first cleaned with isopropyl alcohol.
- The CPU warmth sink and fan meeting are appropriately put in.
- The CMOS EPROM battery is eliminated previous to putting in the CPU.
- Most insertion power is utilized to the load lever so the CPU is locked in place.
7. Which kind of drive is usually put in in a 5.25 inch (13.34 cm) bay?
- arduous drive
- optical drive
- flash drive
- SSD
8. Which kind of motherboard growth slot has 4 varieties starting from x1 to x16 with every kind having a unique size of growth slot?
9. A technician is putting in a brand new high-end video adapter card into an growth slot on a motherboard. What could also be wanted to function this video adapter card?
- PCI growth slot
- PCIe x 8 growth slot
- Two 8-pin energy connectors
- 24-pin ATX energy connector
10. When assembling a PC, how is pin 1 recognized on the entrance panel cables in order that it may be aligned correctly with pin 1 on the motherboard panel connector?
- by a small arrow or notch
- by a plus signal
- by a P1
- by a pink cable
12. What’s a operate of the BIOS?
- permits a pc to hook up with a community
- offers short-term knowledge storage for the CPU
- performs a verify on all inner parts
- offers graphic capabilities for video games and purposes
13. A technician has assembled a brand new laptop and should now configure the BIOS. At which level should a key be pressed to start out the BIOS setup program?
- earlier than the pc is powered on
- in the course of the Home windows load course of
- in the course of the POST
- after the POST, however earlier than Home windows begins to load
14. What knowledge is saved within the CMOS reminiscence chip?
- BIOS settings
- Home windows configuration settings
- person login info
- gadget drivers
15. What’s the goal of LoJack?
- It permits the proprietor of a tool to remotely find, lock, or delete all information from the gadget.
- It ensures that a pc will solely boot an working system that’s trusted by the motherboard producer.
- It offers passwords for various ranges of entry to the BIOS.
- It encrypts knowledge on arduous drives to stop entry with out the right password.
16. Which is a BIOS safety function that may forestall knowledge from being learn from a tough drive even when the arduous drive is moved to a different laptop?
- drive encryption
- RAID
- safe boot
- BIOS passwords
17. What’s one goal of adjusting the clock velocity inside the BIOS configuration settings?
- to permit a pc to run a number of working techniques in information or partitions
- to vary the order of the bootable partitions
- to disable units that aren’t wanted or utilized by the pc
- to permit the pc to run slower and cooler
18. A technician is assembling a brand new laptop. Which two parts are sometimes simpler to put in earlier than mounting the motherboard within the case? (Select two.)
- CPU
- reminiscence
- NIC
- sound card
- video card
19. Which two parts are generally changed when a pc system with a more recent motherboard is being upgraded? (Select two.)
- RAM
- arduous disk drive
- CPU
- optical drive
- CMOS battery
- adapter card
20. A person studies that each morning when a selected laptop is turned on, the configuration settings on that laptop should be reset. What motion needs to be taken to treatment this example?
- Substitute the motherboard.
- Substitute the CMOS battery.
- Transfer the jumpers
- Improve the BIOS.
22. When ought to a technician use unsigned drivers for newly put in laptop {hardware}?
- if the unsigned driver is essentially the most present driver accessible
- if the unique set up media just isn’t accessible
- if the supply of the drivers is trusted by the technician
- if the Home windows set up media doesn’t include a sound signed driver
23. What laptop element is usually required to permit a single laptop to make use of two displays concurrently?
- an additional energy provide
- a second video adapter card
- an additional USB connection
- a KVM swap
24. A technician notices that half of the reminiscence slots on a motherboard are coloured in a different way from the opposite half. Which know-how might be carried out on this method?
- virtualization
- ECC
- twin channeling
- double-sided
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