Electronics and Communication Engineering - Digital Electronics

41. 

Karnaugh map is used to

A. minimise the number of flip flops in a digital circuit
B. minimise the number of gates only in a digital circuit
C. minimise the number of gates and fan in a digital circuit
D. design gates

Answer: Option B

Explanation:

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42. 

The main advantage of CMOS circuit is

A. high gain
B. high output impedance
C. low power consumption
D. high gain and high output impedance

Answer: Option C

Explanation:

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43. 

Floating gate is fabricated for making MOS

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

Answer: Option C

Explanation:

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44. 

A 12-bit binary counter has the following state. The octal number represented is

A. 677
B. 7163
C. 7128
D. 7183

Answer: Option B

Explanation:

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45. 

(1111.11)2 is

A. (1.01)10
B. (0.75)10
C. (15.3)10
D. (15.75)10

Answer: Option D

Explanation:

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