Digital Logic Design – Digital Electronics MCQs Set-4 Contain the randomly compiled Digital Logic Design Multiple Choice Questions Answers from various reference books and Questions papers for those who is preparing for the various Competitive Exams,Interviews and University Level Exams.
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1. Which of the following code is also known as reflected code?
- Excess-3 codes
- Gray code
- Straight binary code
- Error code
B. Gray code
2. EXOR is the __________ of the binary number.
- MSB to the next bit
- LSB to the next bit
- MSB of the previous bit
- LSB of the previous bit
A. MSB to the next bit
3. ASCII code is required for representing more than ________ characters
- 16
- 8
- 64
- 32
C. 64
4. Why the 8-bit (MSB) is added in EBCDIC?
- For carriage return
- For making the total number of 1’s odd
- For line feed
- For parity
D. For parity
5. What is the 8-bit EBCDIC representation of alphabet M?
- 1100100
- 11001001
- 11010100
- 010001
C. 11010100
6. What will be the result in BCD form if two binary numbers 599 and 984 are added?
- 1583
- 8513
- 8421
- None of the above
A. 1583
7. Which of the following is not correct regarding EBCDIC?
- It is used to represent more than 64 characters.
- It is a 7-bit code.
- A maximum of 128 different characters can be represented by this code.
- None of the above
B. It is a 7-bit code.
8. The MSB of _____________ is same as the MSB of the corresponding Gray code.
- Alphanumeric code
- Excess-3 code
- Binary code
- Gray code
C. Binary code
9. How can you represent (08)10 in BCD?
- 0000 1000
- 0010 0011
- 1001 0010 0001
- 1001 0010
A. 0000 1000
10. In N-bits, you can represent the signed integers ranging from ___________.
- 2^(N-1) to 2^(N+1)
- -2^(N-1) to 2^(N-1) -1
- 2^(N+1) to 2^(N-1) +1
- 2^(N) to 2^(N+1)
B. -2^(N-1) to 2^(N-1) -1
