Electronics and Communication Engineering - Digital Electronics

46. 

The simplified logic expression for the circuit of the given figure is

A. Y = A
B. Y = AB
C. Y = A + B
D. Y + A + B

Answer: Option A

Explanation:

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47. 

The code which provides for parity check is

A. Baudot
B. ASCII
C. EBCDIC
D. Excess-3

Answer: Option B

Explanation:

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48. 

The address to which a software or hardware restart branches is known as

A. Vector location
B. SID
C. SOD
D. TRAP

Answer: Option A

Explanation:

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49. 

Which device uses Pneumatic fluid?

A. LED
B. LCD
C. VF display
D. None of these

Answer: Option B

Explanation:

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50. 

DeMorgan's first theorem is =

A. A . A = 0
B. A = A
C. A + B = A . B
D. AB = A + B

Answer: Option C

Explanation:

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