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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 6
6.

Assertion (A): In C it is possible for functions to call themselves.

Reason (R): C makes use of 'Pointers'.

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.
7.
In IC 74181 a sum greater than 15 leads to low carry out.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.

Assertion (A): In 8085, the zero flag is set when ALU operation results in 0. If the result is not 0, this flag is reset.

Reason (R): In 8085 the S flag is set when the contents of accumulator become negative during execution of an instruction.

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.
9.
The operations which occur most frequently in a computer are
fetch
execute
both (a) and (b)
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
The addressing mode depicted in the given figure is
direct
register
register indirect
immediate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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