Discussion
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- Question
What is the difference between binary coding and binary coded decimal?
Options- A. Binary coding is pure binary.
- B. BCD is pure binary.
- C. Binary coding has a decimal format.
- D. BCD has no decimal format.
- Correct Answer
- Binary coding is pure binary.
- 1. Convert 110010012 (binary) to decimal.
Options- A. 201
- B. 2001
- C. 20
- D. 210 Discuss
- 2. Convert the binary number 1011010 to hexadecimal.
Options- A. 5B
- B. 5F
- C. 5A
- D. 5C Discuss
- 3. Sample-and-hold circuits in ADCs are designed to:
Options- A. sample and hold the output of the binary counter during the conversion process
- B. stabilize the ADCs threshold voltage during the conversion process
- C. stabilize the input analog signal during the conversion process
- D. sample and hold the ADC staircase waveform during the conversion process Discuss
- 4. Base 10 refers to which number system?
Options- A. binary coded decimal
- B. decimal
- C. octal
- D. hexadecimal Discuss
- 5. The number of bits used to store a BCD digit is:
Options- A. 8
- B. 4
- C. 1
- D. 2 Discuss
- 6. What is the resultant binary of the decimal problem 49 + 1 =?
Options- A. 01010101
- B. 00110101
- C. 00110010
- D. 00110001 Discuss
- 7. The Boolean expression
is logically equivalent to what single gate?
Options- A. NAND
- B. NOR
- C. AND
- D. OR Discuss
- 8. Which statement below best describes a Karnaugh map?
Options- A. It is simply a rearranged truth table.
- B. The Karnaugh map eliminates the need for using NAND and NOR gates.
- C. Variable complements can be eliminated by using Karnaugh maps.
- D. A Karnaugh map can be used to replace Boolean rules. Discuss
- 9. The systematic reduction of logic circuits is accomplished by:
Options- A. symbolic reduction
- B. TTL logic
- C. using Boolean algebra
- D. using a truth table Discuss
- 10. Which of the examples below expresses the commutative law of multiplication?
Options- A. A + B = B + A
- B. A ? B = B + A
- C. A ? (B ? C) = (A ? B) ? C
- D. A ? B = B ? A Discuss
Number Systems and Codes problems
Search Results
Correct Answer: 201
Correct Answer: 5A
Correct Answer: stabilize the input analog signal during the conversion process
Correct Answer: decimal
Correct Answer: 4
Correct Answer: 00110010
Correct Answer: NAND
Correct Answer: It is simply a rearranged truth table.
Correct Answer: using Boolean algebra
Correct Answer: A ? B = B ? A
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