__ read the data by reflecting pulses of laser beams on the surface ?
Magnetic disk
Optical disk
Floppy disk
ROM
Answer: Option B
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Similar Questions :
1. UMA stands for ?
Unit memory access
Uniform memory access
Unit memory array
Unit metadata access
Answer: Option B
2. I/O processor has direct access to ?
Main Memory
Secondary Memory
Flash Memory
ROM
Answer: Option A
3. Which register is memory pointer ?
Source index
Instruction register
Stack pointer
Program counter
Answer: Option D
4. A microprogram is sequencer perform the operation ?
Read
Write
Read and Write
Read and Execute
Answer: Option D
5. An exception condition in a computer system caused by an event external to the CPU is known as ?
Halt
Process
Interrupt
None of above
Answer: Option C
Explanation:
In my own experience I found very few questions with answer "None of above", if you do not know the answer then its always better to guess among other (If there is no negative marking) ;)