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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 8
26.
The code used to reduce the error due to ambiguity in reading of a binary optical encoder is
Octal code
Excess-3 code
gray code
BCD code
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
In a clocked latch, clock drives
R NAND gate
S NAND gate
both R and S NAND gates
either R or S NAND gates
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Vectored interrupt is an interrupt that takes the program to a vector location. TRAP vectors to 0024 FI, RST 7.5 to 003 CH, RST 6.5 to 0034 H and
RST 5.5
RST 6.5
24 H to 48 H
RST 5.5 to 002 CH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
ALU carries out
arithmetic operations
logic operations
both arithmetic and logic operations
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
The SID data received is
LSB first
LSB last
1
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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