Random Access Memory

Question 1

The clock cycle speed of SDRAM is determined by which factor?

Answer 1

The speed of the system bus used by the system

Question 2

Which statement best indicates the performance characteristics of a system using dual channel RAM?

Answer 2

Separate memory chips can be accessed simultaneously over each channel

Question 3

Which statement best indicates the performance characteristics of a system using triple channel RAM?

Answer 3

The total memory bus width will be 192 bits

Question 4

Which physical characteristic distinguishes parity RAM chips from non-parity RAM chips?

Answer 4

Parity RAM chips have 9 modules, non-parity have 8

Question 5

DDR3 RAM cycles how many times per bus cycle?

Answer 5

4

Question 6

Which physical chip types were used with DDR4 RAM?

Answer 6

288-pin DIMM

256-pin SODIMM

Question 7

DDR2 referred to which performance characteristic as compared to DDR?

Answer 7

It cycled twice as many times per bus cycle

Question 8

How wide is the memory bus on a system that uses single channel RAM?

Answer 8

64 bits

Question 9

In which type of system would you most likely find a SODIMM chip style?

Answer 9

Laptop

Question 10

ECC memory is able to perform which types of recovery when accessing data?

Answer 10

Detect and correct single bit errors for each byte written