IndiaBIX

Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 20
21.
Which of the following can provide a digital signal?
Slow change in the value of a resister
Sine wave
Square wave
Gradual turning of a potentiometer
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
If all bubbles are removed, what are the new RAM locations?
The 8156 of a figure has RAM locations from 2000 H to 20 FFH.
(8000)H - (83FF)H
(80AA)H - (80FF)H
(FF00)H - (FFFF)H
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Data are recorded on a 2, 400 ft reel of magnetic tape at a density of 556 characters per inch. If the record length is of 100 characters and 0.75 inch of record gap, the tape utilization factor is
0.85
0.67
0.19
0.08
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Some of MOS families are PMOS, CMOS, the family dominating the LSI field, where low power consumption is necessary is
NMOS
CMOS
PMOS
both NMOS, CMOS
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
For a particular type of memory the access time and cycle time are 200 ns each. The maximum rate at which data can be accessed by
2.5 x 106/s
5 x 106/s
0.2 x l06/s
106/s
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers