Discussion
Home ‣ Digital Electronics ‣ MSI Logic Circuits See What Others Are Saying!
- Question
When an application, such as an encoder, calls for a unique response from a circuit corresponding to a combination of its input variables, the two methods that best serve this purpose are the ________ and the ________.
Options- A. CASE construct, truth TABLE
- B. if then statement, elsif statement
- C. VARIABLE, PROCESS
- D. FUNCTION, TYPE
- Correct Answer
- CASE construct, truth TABLE
- 1. An inverter output is the complement of its input.
Options- A. True
- B. False Discuss
- 2. A half-adder does not have ________.
Options- A. carry in
- B. carry out
- C. two inputs
- D. all of the above Discuss
- 3. The AD7524, a CMOS IC available from several IC manufacturers, is an eight-bit D/A converter that uses a(n) ________.
Options- A. sample-and-hold circuit
- B. R/2R ladder network
- C. multiplexer
- D. 10 µs clock Discuss
- 4. A binary number can be converted to be viewed on a 7-segment display by a(n) ________.
Options- A. decoder
- B. encoder
- C. multiplexer
- D. magnitude comparator Discuss
- 5. Convert the following octal number to decimal.
178
Options- A. 51
- B. 82
- C. 57
- D. 15 Discuss
- 6. The final step in the device programming sequence is ________.
Options- A. compiling
- B. downloading
- C. simulation
- D. synthesis Discuss
- 7. Polled I/O works best when ________.
Options- A. there are no priority considerations
- B. priority considerations are frequent
- C. the polling rate exceeds 1000 s
- D. the polling rate is below 1000 s Discuss
- 8. What function is performed by the block labeled X in the given figure?
Options- A. Analog-to-digital conversion
- B. Digital-to-analog conversion
- C. Audio ON/OFF control
- D. Power supply for the audio amplifier Discuss
- 9. The GAL22V10 has 12 outputs pins and 10 input pins.
Options- A. True
- B. False Discuss
- 10. Which of the following statements are true?
Options- A. Asynchronous events do not occur at the same time.
- B. Asynchronous events are controlled by a clock.
- C. Synchronous events do not need a clock to control them.
- D. Only asynchronous events need a control clock. Discuss
More questions
Correct Answer: True
Correct Answer: carry in
Correct Answer: R/2R ladder network
Correct Answer: decoder
Correct Answer: 15
Correct Answer: downloading
Correct Answer: there are no priority considerations
Correct Answer: Digital-to-analog conversion
Correct Answer: False
Correct Answer: Asynchronous events do not occur at the same time.
Comments
There are no comments.More in Digital Electronics:
Programming
Copyright ©CuriousTab. All rights reserved.