IndiaBIX

Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 3
41.
If memory chip size is 256 x 1 bits, the number of chips required to make 1 k byte memory is
8
12
24
32
Answer: Option
Explanation:

(1024 x 8)/(256 x 1 ) = 32.

42.
Computers use RC circuit for edge triggering.
True
False
Answer: Option
Explanation:

No, gates are used for edge triggering.

43.
The function Y = AC + BD + EF is
POS
SOP
Hybrid
none of the above
Answer: Option
Explanation:

It is sum of products.

44.

Assertion (A): A multiplexer can be used for data routing.

Reason (R): A multiplexer has one input and many outputs.

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 true, R is false
A is false, R is true
Answer: Option
Explanation:

Multiplexer has many inputs but one output.

45.
A + B + C
ABC
ABC
A + B + C
Answer: Option
Explanation:

.

Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers