Memory and Storage Questions and Answers
Practice ModeShowing 10 of 131 questions
Q31
Typically, how often is DRAM refreshed?
Answer: Option B
Q32
Which type of ROM can be erased by an electrical signal?
Answer: Option D
Q33
Suppose that a certain semiconductor memory chip has a capacity of 8K × 8. How many bytes could be stored in this device?
Answer: Option D
Q34
Data is written to and read from the disk via a magnetic ________ head mechanism in the floppy drive.
Answer: Option B
Q35
What does the term "random access" mean in terms of memory?
Answer: Option B
Q36
A 64-Mbyte SIMM is installed into a system, but when a memory test is executed, the SIMM is detected as a 32-Mbyte device. What is a possible cause?
Answer: Option D
Q37
How many address lines would be required for a 2K × 4 memory chip?
Answer: Option C
Q38
When a RAM module passes the checkerboard test it is:
Answer: Option C
Q39
Which type of ROM has to be custom built by the factory?
Answer: Option B
Q40
What is the computer main memory?
Answer: Option C