
Digital Electronics-2 MCQ Questions and Answers
1. Number of memory chips needed to design 16 Kilo byte memory if the memory if the memory chip size is 1024×1.
Answer : B
2. One nibble is equal to ______
Answer : B
3. IC 74139 is ______
Answer : A
4. Magnetic tape is coated with tiny particles of ______
Answer : D
5. Which of the following is true for sampling theorem.
Answer : C
Digital Electronics-2 MCQ
6. Which of the following is the fastest A/D converter
Answer : B
7. For weighted resistor n-bit D/A converter, the resistor value of LSB is ______
Answer : A
8. Pits and lands are related to ______
Answer : B
9. The magnetic flux lines are used to write data to ______
Answer : A
10. Which of the following is true for PROM
Answer : A
Digital Electronics-2 MCQ
11. The primary colours are
Answer : C
12. The number of comparators required for an 8 bit parallel comparator A/D converter is :
Answer : A
13. A magnetic drum of 8″ diameter has 100 tracks and storage of 200 bits/inch. It storage capacity is :
Answer : A
14. Counter can be used in the measurement of :
Answer : D
15. The maximum speed of electronic switch can be ______ operations per second.
Answer : D
Digital Electronics-2 MCQ
16. The resolution of a 12 bit D/A converter is ______ of full scale output
Answer : A
17. The maximum sampling rate time Ts of a 10 KHz sinusoidal voltage for conversion to digital form is :
Answer : B
18. The access time of ROM using bipolar transistor is about :
Answer : C
19. R-2R ladder network is used for :
Answer : C
20. Which is known as one shot multivibrator :
Answer : B
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