Electronics and Communication Engineering - Digital Electronics

41. 

TTL XOR gate is very suitable as LCO driver.

A. True
B. False

Answer: Option B

Explanation:

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42. 

A typical microcomputer has 65, 536 registers in its memory. It will be specified as

A. 65.536 memory
B. 65.536 K memory
C. 64 K memory
D. 8 K memory

Answer: Option C

Explanation:

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43. 

A function table is required in very large numbers the memory most switched for this purpose would be

A. ROM
B. PROM
C. EPROM
D. EAROM

Answer: Option A

Explanation:

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44. 

What kind of signal does the times produce?

A. Single pulse
B. Square wave
C. Continuous pulse
D. No signal

Answer: Option A

Explanation:

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45. 

Assertion (A): A presettable counter can be preset to any desired starting point

Reason (R): The maximum frequency of a ripple counter depends on the modulus.

A. Both A and R are correct and R is correct explanation of A
B. Both A and R are correct but R is not correct explanation of A
C. A is true, R is false
D. A is false, R is true

Answer: Option B

Explanation:

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