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Digital Computer Electronics
Comments
Question
Standard TTL has a multiple emitter input transistor and a _____ output
Options
A. totem-pole
B. bipolar
C. register
D. transistor
E. None of the above
Correct Answer
totem-pole
Digital Computer Electronics problems
Search Results
1. Conversion of an octal number 125
8
to its decimal number is
Options
A. 90
10
B. 85
10
C. 87
10
D. 99
10
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 85
10
2. Conversion of decimal number 99
10
to it's binary number equivalent is
Options
A. 1100011
2
B. 100011
2
C. 1110001
2
D. 111 1000
2
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1100011
2
3. A gate is a logic circuit with one or more input signals but _____ output signal.
Options
A. two
B. double
C. one
D. more than one
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: one
4. The 2-input XOR gate has a high output only when the input bits are _____
Options
A. even
B. different
C. low
D. high
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: different
5. Conversion of binary number 10000000000
2
to decimal number is
Options
A. 1024
10
B. 1034
10
C. 1124
10
D. 1037
10
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1024
10
6. The digits used in a binary number system are _____ and _____
Options
A. 9 and 0
B. 0 and 1
C. 1 and 2
D. 3 and 4
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 0 and 1
7. Conversion of binary number 1001010
2
to to its decimal number is
Options
A. 74
10
B. 97
10
C. 72
10
D. 63
10
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 74
10
8. A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.
Options
A. hexa, sign
B. sign, hexa
C. positive, negative
D. negative, positive
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: positive, negative
9. Conversion of an octal number 106
8
to binary number is
Options
A. 1110010
2
B. 1000110
2
C. 1100110
2
D. 10000110
2
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 1000110
2
10. The 2764 is 65,536-bit EPROM organized as 8,192 words of 8 bits each. How many address lines does it have?
Options
A. 12
B. 14
C. 13
D. 8
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 13
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