CHAPTER 4: RAM

Question 1

Steve adds a second 8-GB 288-pin DIMM to his PC, which should bring the total RAM in the system up to 16GB. 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. What is most likely to be the problem?

Answer 1

Steve failed to seat the RAM properly

Question 2

Scott wants to add 8 GB of PC3-12800 DDR3 to an aging but still useful desktop system. The system has a 200-MHz motherboard and currently has 4 GB of non ECC DDR3 RAM in the system. What else does he need to know before installing?

Answer 2

If the system can handle that much RAM

Question 3

What is the primary reason t hat DDR4 RAM is faster than DDR3 RAM?

Answer 3

The input/output speed of DDR4 RAM is faster than that of DDR3 RAM (although the latency is higher).

Question 4

What is the term for the delay in the RAM’s response to a request from the MCC?

Answer 4

Latency is the term for the delay in the RAM’s response to a request from the MCC.

Question 5

How does an NMI manifest on a Windows system?

Answer 5

A non-maskable interrupt on a Windows system often results in the Blue Screen of Death.

Question 6

Silas has an AMD based motherboard with two sticks of DDR3 RAM installed in two of the three RAM slots, for a total of 8GB of system memory. When he runs CPU-Z to test the system, he notices that the software claims he’s running single channel memory. What could be the problem?

Answer 6

Motherboards can required you to install RAM in the proper slots to enable dual channel memory access.

Question 7

Which control panel applet will display the amount of RAM in your PC?

Answer 7

System

Question 8

What is the best way to determine the total capacity and specific type of RAM your system can handle?

Answer 8

Check the motherboard book