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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 5
1.
The number of computer viruses is some thousands.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
If 8085 is required to add two 32 bit numbers, the numbers of addition sequences is
1
2
4
8
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Incompatibility between memory and I/O device may be due to
timing according to which data transfer is to take place
electrical characteristics of the two devices
format of data transfer
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
When the mains supply is switched off the contents of primary computer memory are lost.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
8255 A is a
programmable peripheral interface
I/O device
memory chip
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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