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- Question
The noise margin for TTL is 0.8 V.
Options- A. True
- B. False
- Correct Answer
- False
- 1. The ________ code represents alphanumeric characters as seven-bit binary numbers.
Options- A. ASCII
- B. octal
- C. alphanumeric
- D. Boy Scout Discuss
- 2. An eight-bit D/A converter has a resolution of 0.125.
Options- A. True
- B. False Discuss
- 3. Latches are tristate devices whose state normally depends on asynchronous inputs.
Options- A. True
- B. False Discuss
- 4. In the digital clock project, a 60 pps input is transformed into a 1 pps timing signal. The block is called ________.
Options- A. a BCD counter
- B. a MOD-60 counter
- C. frequency divider
- D. frequency prescaling Discuss
- 5. The primary advantage of the hexadecimal numbering system is the ease in conversion between the binary and hexadecimal systems.
Options- A. True
- B. False Discuss
- 6. An asynchronous 4-bit binary down counter changes from count 2 to count 3. How many transitional states are required?
Options- A. None
- B. One
- C. Two
- D. Fifteen Discuss
- 7. Convert the fractional binary number 0000.1010 to decimal.
Options- A. 0.625
- B. 0.50
- C. 0.55
- D. 0.10 Discuss
- 8. An eight-line multiplexer must have as inputs ________.
Options- A. four data inputs and three select inputs
- B. eight data inputs and two select inputs
- C. eight data inputs and three select inputs
- D. eight data inputs and four select inputs Discuss
- 9. Which of the following is not an 8086/8088 general-purpose register?
Options- A. Code segment (CS)
- B. Data segment (DS)
- C. Stack segment (SS)
- D. Address segment (AS) Discuss
- 10. The first Intel microprocessor to contain on-board cache memory was the ________.
Options- A. 80386
- B. 80486
- C. Pentium
- D. Pentium Pro Discuss
More questions
Correct Answer: ASCII
Correct Answer: False
Correct Answer: False
Correct Answer: frequency prescaling
Correct Answer: False
Correct Answer: Fifteen
Correct Answer: 0.625
Correct Answer: eight data inputs and three select inputs
Correct Answer: Address segment (AS)
Correct Answer: 80486
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