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Digital Computer Electronics - Section 1 (6)

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  • Digital Computer Electronics - Section 1
41. 

ASCII and EBCDIC differ in

A. their efficiency in storing data
B. the random and sequential access method
C. the number of bytes used to store characters
D. their collecting sequences
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

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42. 

Conversion of binary number 1011012 to hexadecimal is

A. 37 16
B. 2D 16
C. 2E 16
D. 27 16
E. None of the above

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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43. 

In which code the successive code characters differ in only one bit position?

A. gray code
B. excess 3 code
C. 8421 code
D. algebraic code
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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44. 

A positive AND gate is also a negative

A. NAND gate
B. NOR gate
C. AND gate
D. OR gate
E. None of the above

Answer: Option D

Explanation:

and-or

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45. 

The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

A. words, high
B. bytes, low
C. bytes, high
D. character, low
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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46. 

The functional difference between SR flip-flop and JK flip-flop is that

A. JK flip-flop is faster than SR flip-flop
B. JK flip-flop has a feed back path
C. JK flip-flop accepts both inputs 1
D. JK flip-flop does not require external clock
E. None of the above

Answer: Option C

Explanation:

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47. 

Conversion of an octal number 112 8 to hexadecimal number is

A. 4A 16
B. 5A 16
C. 15 16
D. 20 16
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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48. 

Address 200H contains the byte 3FH. What is the decimal equivalent of 3FH

A. 63
B. 32
C. 16
D. 38
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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