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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 19
31.
Which material is generally used for LED?
Compounds of silica
Compounds of gallium
Compounds of phosphorus
Compounds of sulphur
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The counter shown in the given figure is
Synchronous
Johnson
Ring
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The number of bits in a nibble is
8
4
2
16
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
When all the seven segments of a display are energized, the number shown is
0
1
7
8
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
In digital computer programming, subroutines are used
to reduce program execution time at the expense of more memory
to reduce storage requirements
to increase programming ease and reduce storage requirements
because most of the functions are same
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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