IndiaBIX

Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 21
21.
Which one of the following is used to change data from spatial code to temporal code?
Shift register
Counter
A/D converters
Combinational circuits
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following needs DC forward voltage to emit light?
LED
LCD
Both LED as well as LCD
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
If a microcomputer has a 64 K memory; what is the hexadecimal notations for the last memory location?
1111
1A1A
EEEF
FFFF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
In the given figure shows a 3 bit shift register using TTL flip flops. Initially all the flip flops are set to 0 state. After 8 clock pulses
A = 1, B = 1, C = 1
A = 1, B = 1, C = 0
A = 0, B = 1, C = 1
A = 0, B = 0, C = 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Recommended fanout for ECL is
5
10
15
25
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers