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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 9
41.
In 8085 the data is stored in the stack on
First in First Out basis
Last in First Out basis
First in Last Out basis
Last in Last Out basis
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
The organisatioion of Intel memory chip 127256 is
32 K x 8
16 K x 8
32 K x 4
16 K x 4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
In a micro computer the control bus
transmits and receives control signals between processor and other devices
transmits and receives control signals, also sends and receives data
transmits and receives control signals, sends and receives data and transmits address of the device
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Read the following statements about time and space requirements of microprocessors
  1. Space requirement is also known as memory requirement.
  2. Space requirement is expressed in terms of bytes.
  3. Time requirement is expressed in terms of states.
  4. Time requirement is expressed in terms of μ- s.
Which of the above statements are correct?
1, 2 and 3 only
1, 2 and 4 only
2 and 3 only
1 and 4 only
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.

Assertion (A): Microprocessor 8085 has facility of interrupt control.

Reason (R): TRAP, RST 7.5, RST 6.5, RST 5.5 and 1NTR are interrupt signals in 8085.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct R is wrong
A is wrong R is correct
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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