WGU C952 Chapter 4 Regarding Supporting
Processors and Upgrading Memory Exam Review
Questions and Answers 2024/2025
What does the CPU use to access the system's RAM? - correct answer Address bus
What is the best way to determine the total capacity and specific type of RAM your
system can handle? - correct answer Check the motherboard book
Which of the following PC speed ratings matches up with DDR3-1600 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer D.
Which of the following PC speed ratings matches up with DDR3-800 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer A.
Which of the following PC speed ratings matches up with DDR3-1066 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer B.
Which of the following PC speed ratings matches up with DDR3-2400 RAM?
,A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-19200 - correct answer D.
Which of the following is a valid package size for DDR4 DIMMs?
A. 204-pin
B. 240-pin
C. 260-pin
D. 288-pin - correct answer D.
Which of the following is a valid package size for DDR2 DIMMs?
A. 204-pin
B. 240-pin
C. 260-pin
D. 288-pin - correct answer B.
What package does DDR3 SDRAM use for desktop PCs? - correct answer 240-pin
What happens if you mix RAM sticks of different speeds? - correct answer Your
computer may lock up every few seconds or provide corrupted data.
Why is SDRAM faster than regular DRAM? - correct answer It runs synchronously with
the system clock.
What is true about a double-sided DIMM? - correct answer It has memory chips on the
front and back.
What is the minimum requirement of RAM for a 64-bit Windows 10? - correct answer 2
GB
, What happens if you add two RAM sticks to your PC, and one has a bad SPD? -
correct answer When you try to boot the system, you will get a POST error message
and the system will not boot.
Steve adds a second 8-GB 288-pin DIMM to his PC, which should bring the total RAM
in the system up to 16 GB. The PC has an Intel Core i7 4-GHz processor and four 288-
pin DIMM slots on the motherboard. When he turns on the PC, however, only 8 GB of
RAM shows up in the Windows Settings app. Which of the following is most likely to be
the problem?
A. Steve failed to seat the RAM properly
B. Steve put DDR4 in a DDR3 slot
C. The CPU cannot handle 16 GB of RAM
D. The motherboard can use only one RAM slot at a time - correct answer A.
Scott wants to add 8GB of PC3-12800 DDR3 to an aging but still useful desktop
system. The system has a 200-MHz motherboard and currently has 4GB of non-ECC
DDR3 RAM in the system. What else does he need to know before installing?
A. What speed of RAM he needs.
B. What type of RAM he needs.
C. How many pins the RAM has.
D. If the system can handle that much RAM. - correct answer D.
What is the primary reason that DDR4 RAM is faster than DDR3 RAM? - correct
answer The input/output speed of the DDR4 RAM is faster
Which control panel applet will display the amount of RAM in your PC? - correct
answer System
Gregor installed a third stick of known-good RAM into his Core i7 system, bringing the
total amount of RAM up to 12 GB. Within a few days, though, he started having random
Processors and Upgrading Memory Exam Review
Questions and Answers 2024/2025
What does the CPU use to access the system's RAM? - correct answer Address bus
What is the best way to determine the total capacity and specific type of RAM your
system can handle? - correct answer Check the motherboard book
Which of the following PC speed ratings matches up with DDR3-1600 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer D.
Which of the following PC speed ratings matches up with DDR3-800 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer A.
Which of the following PC speed ratings matches up with DDR3-1066 RAM?
A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-12800 - correct answer B.
Which of the following PC speed ratings matches up with DDR3-2400 RAM?
,A. PC3-6400
B. PC3-8500
C. PC3-10600
D. PC3-19200 - correct answer D.
Which of the following is a valid package size for DDR4 DIMMs?
A. 204-pin
B. 240-pin
C. 260-pin
D. 288-pin - correct answer D.
Which of the following is a valid package size for DDR2 DIMMs?
A. 204-pin
B. 240-pin
C. 260-pin
D. 288-pin - correct answer B.
What package does DDR3 SDRAM use for desktop PCs? - correct answer 240-pin
What happens if you mix RAM sticks of different speeds? - correct answer Your
computer may lock up every few seconds or provide corrupted data.
Why is SDRAM faster than regular DRAM? - correct answer It runs synchronously with
the system clock.
What is true about a double-sided DIMM? - correct answer It has memory chips on the
front and back.
What is the minimum requirement of RAM for a 64-bit Windows 10? - correct answer 2
GB
, What happens if you add two RAM sticks to your PC, and one has a bad SPD? -
correct answer When you try to boot the system, you will get a POST error message
and the system will not boot.
Steve adds a second 8-GB 288-pin DIMM to his PC, which should bring the total RAM
in the system up to 16 GB. The PC has an Intel Core i7 4-GHz processor and four 288-
pin DIMM slots on the motherboard. When he turns on the PC, however, only 8 GB of
RAM shows up in the Windows Settings app. Which of the following is most likely to be
the problem?
A. Steve failed to seat the RAM properly
B. Steve put DDR4 in a DDR3 slot
C. The CPU cannot handle 16 GB of RAM
D. The motherboard can use only one RAM slot at a time - correct answer A.
Scott wants to add 8GB of PC3-12800 DDR3 to an aging but still useful desktop
system. The system has a 200-MHz motherboard and currently has 4GB of non-ECC
DDR3 RAM in the system. What else does he need to know before installing?
A. What speed of RAM he needs.
B. What type of RAM he needs.
C. How many pins the RAM has.
D. If the system can handle that much RAM. - correct answer D.
What is the primary reason that DDR4 RAM is faster than DDR3 RAM? - correct
answer The input/output speed of the DDR4 RAM is faster
Which control panel applet will display the amount of RAM in your PC? - correct
answer System
Gregor installed a third stick of known-good RAM into his Core i7 system, bringing the
total amount of RAM up to 12 GB. Within a few days, though, he started having random
