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Electronics and Communication Engineering - Microprocessors

Exercise : Microprocessors - Section 11
46.

Assertion (A): PC-XT is a personal computer.

Reason (R): PC-XT uses a floppy drive and has a medium sized hard disc.

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.
47.
In Intel 8085, the integer range per word length is
-128 to 127
-127 and 128
-64 and 63
-63 and 64
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.

Assertion (A): Structures are useful in DBMS.

Reason (R): Structures are very large numbers of applications besides DBMS.

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.
49.
If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is
a larger floating point number
a smaller floating point number
either (a) or (b) depending on the actual number
a negative floating point number
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The use of microprocessor control in automobiles results in
improved fuel economy
improved car control
advanced information system for driver
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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