Question 1 (Mandatory) (2 points) What thing(s) must be considered when upgradin

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Question 1 (Mandatory) (2 points)

What thing(s) must be considered when upgrading a computer?

Question 1 options:

A) The cost of the upgrade

B) What the upgrade would be used for

C) The compatibility of the upgrade with the current hardware and software

D) All of the above

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Question 2 (Mandatory) (2 points)

Which of the following memory types use static technology?

Question 2 options:

A) SDRAM

B) DDR RAM

C) RAMBUS (RDRAM)

D) Flash Memory

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Question 3 (Mandatory) (2 points)

Memory Speeds vary between the different memory types. Select the order of memory speed below from slowest speed to fastest speed.

Question 3 options:

A) ROM, CMOS, FLASH, CPU REGISTERS< RAM

B) CMOS, ROM, FLASH, RAM, CPU REGISTERS

C) FLASH, CMOS, ROM, RAM, CPU REGISTERS

D) CMOS, ROM, FLASH, CPU REGISTERS, RAM

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Question 4 (Mandatory) (2 points)

When working inside a PC, what must you do?

Question 4 options:

A) Unplug the cord from the wall outlet

B) Never open the power supply

C) Ensure that no loose hardware remains in the PC when finished

D) All of the Above

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Question 5 (Mandatory) (2 points)

You need to work inside a PC. You don't have an anti-static wrist strap. What do you do?

Question 5 options:

A) Not worry. All that anti-static stuff is meaningless!

B) Stop what you're doing and buy a wrist strap first.

C) Touch the metal case before touching any components inside the case

D) Forget it! Take the computer to a repair facility.

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Question 6 (Mandatory) (2 points)

Which type of memory is the fastest in any computing platform?

Question 6 options:

A) Cache

B) Registers

C) Main Memory (RAM)

D) BIOS ROM

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Question 7 (Mandatory) (2 points)

Which of the following is not a part of the CPU's internal structure?

Question 7 options:

A) ALU (Arithmetic Logic Unit)

B) Microcode

C) Clock

D) Registers

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Question 8 (Mandatory) (2 points)

Which ribbon cable inside our lab PCs had a twist in some of the wires?

Question 8 options:

A) IDE

B) SCSI

C) Floppy

D) SATA

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Question 9 (Mandatory) (2 points)

Why is the twist in that cable?

Question 9 options:

A) To allow the connection of multiple drives without manually configuring

B) To get better audio quality from the CDROM drive

C) To confuse the user

D) To increase the data transfer rate to/from the drives

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Question 10 (Mandatory) (2 points)

You are installing a replacement motherboard in a PC case. Only one of the multiple mounting holes in the motherboard is slightly offset from the hole in the case. What should you do?

Question 10 options:

A) Drill out the hole in the motherboard so it matches the case

B) Leave it alone. Don't install that one screw

C) Return the motherboard and find one that completely fits your case.

D) Really get mad and force the screw through the motherboard. If you try hard enough, it will fit.

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Question 11 (Mandatory) (2 points)

Your system is beginning to get sluggish. It takes longer to boot and programs are running slower. You only have about one-half of the maximum amount of RAM installed. What is the first step in solving this problem?

Question 11 options:

A) Run anti-malware/anti-virus software and defragment the hard drive

B) Buy a new PC

C) Increase the amount of system RAM

D) Install a faster or bigger hard drive

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Question 12 (Mandatory) (2 points)

Which of the following types of memory reads and writes on both edges of the bus clock?

Question 12 options:

A) SDRAM

B) DDR RAM

C) EDO RAM

D) L2 Cache RAM

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Question 13 (Mandatory) (2 points)

What kinds of signals does the front-side bus (FSB) contain?

Question 13 options:

Control

Address

Data

All of the Above

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Question 14 (Mandatory) (2 points)

Which of the following signal types is unidirectional

Question 14 options:

Control

Data

Address

None of the Above

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Question 15 (Mandatory) (2 points)

If you touch a component (such as an integrated circuit – IC) inside a PC while performing an upgrade, and you see a static spark jump from your finger to that component, damage has occurred to that component, even if the computer appears to operate properly after the upgrade.

Question 15 options:

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Question 16 (Mandatory) (2 points)

Replacing a CPU with one with a higher clock speed will always improve system performance.

Question 16 options:

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Question 17 (Mandatory) (2 points)

Level 1 cache memory can never be replaced as it is a permanent part of the CPU.

Question 17 options:

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Question 18 (Mandatory) (2 points)

Data on a RAM drive is volatile, that is, when power is lost, so is any data contained in it.

Question 18 options:

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Question 19 (Mandatory) (2 points)

Motherboards of current designs are all multi-layered, that is, you can clearly see the circuit tracks only on the top and bottom, but any circuits on the inner layers are invisible to you.

Question 19 options:

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Question 20 (Mandatory) (1 point)

The manufacturer of the CPU does not matter, it is purely a matter of personal preference.

Question 20 options:

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Question 21 (Mandatory) (1 point)

Poking around inside a PC's power supply can be lethal.

Question 21 options:

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Question 22 (Mandatory) (2 points)

As long a new memory stick physically fits into one of the memory sockets on a motherboard, it is guaranteed to operate normally.

Question 22 options:

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Question 23 (Mandatory) (2 points)

Hard drives are electromechanical devices. As such, they always have faster access times than system RAM.

Question 23 options:

A) The cost of the upgrade

B) What the upgrade would be used for

C) The compatibility of the upgrade with the current hardware and software

D) All of the above

Explanation / Answer

1. D
2. D
3. C
4. D
5. B
6. B
7. A and D
8. C
9. A
10. C
11. A
12. B
13. C
14. C
15. True
16. True
17. True
18. True
19. True
20 . False
21. True
22. False
23. False

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