RAM

Question 1

Name RAM

Answer 1

Random Access Memory

Question 2

Name DIMM

Answer 2

Dual In-line Memory Module

Question 3

What is different about the electrical contacts on DIMM?

Answer 3

There are duel electrical contacts and are both different on each side.

Question 4

What is the data width of a single DIMM?

Answer 4

64 Bit

Question 5

Name SO-DIMM

Answer 5

Small Outline Dual In-line Memory Module

Question 6

Name DRAM

Answer 6

Dynamic Random Access Memory

Question 7

What is DRAM

Answer 7

The memory modules found on the DIMM

Question 8

What is the key factor of DRAM

Answer 8

Need constant refreshing. If not the data in the memory disappears

Question 9

Why is it Random Access Memory?

Answer 9

Any storage location can be accessed directly

Question 10

What does the S in SDRAM stand for?

Answer 10

Synchronous

Question 11

What does SDRAM do?

Answer 11

Synchronizes its processes with the common system clock. Queues one process while waiting for another.

Question 12

Name SDR

Answer 12

Single Data Rate

Question 13

Name DDR

Answer 13

Double Data Rate

Question 14

How much data can SDR process in One Clock Cycle?

Answer 14

1 data block

Question 15

How much data can DDR process in One Clock Cycle?

Answer 15

2 data blocks

Question 16

Maximum size of DDR4 per DIMM?

Answer 16

64 GB per DIMM

Question 17

Are DDR, DDR2, DDR3 and DDR4 backwards compatible?

Answer 17

No. The keys on the modules are in different spots on the DIMMs

Question 18

What does Parity Memory do?

Answer 18

Adds an additional parity bit.

Won’t always detect and error.

Can’t correct errors

Question 19

What is ECC memory?

Answer 19

Error Correcting Code

Question 20

What does ECC memory do?

Answer 20

Detects errors and corrects them on the fly

Question 21

Can you use ECC on any system?

Answer 21

No. Confirm the motherboard can support it.