A electronic device design to accept data performs prescribed computational and logical operations at high speed and output the results of this operation.
A. Compiler B. Simulator C. Computer D. Digital machine
A. Compiler B. Simulator C. Computer D. Digital machine
Anonymous Quiz
25%
A
28%
B
34%
C
14%
D
First commercial computer introduce in 1953 that uses valves.
A. IBM-1400 B. UNIVAC C. IBM-701 D. ENIAC
A. IBM-1400 B. UNIVAC C. IBM-701 D. ENIAC
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19%
A
30%
B
27%
C
23%
D
ENIAC was developed at
A. University of Pennsylvania B. Massachusetts Institute of Technology C. Cambridge University D. Bell Laboratories
A. University of Pennsylvania B. Massachusetts Institute of Technology C. Cambridge University D. Bell Laboratories
Anonymous Quiz
19%
A
36%
B
25%
C
20%
D
ENIAC consist of how many vacuum tubes?
A. 1,500 tubes B. 3,575 tubes C. 13,575 tubes D. 18,000 tubes
A. 1,500 tubes B. 3,575 tubes C. 13,575 tubes D. 18,000 tubes
Anonymous Quiz
23%
A
34%
B
22%
C
21%
D
What is a group of circuits that provides timing and signals to all operations in the computer?
A. Output unit B. Memory unit C. Control unit D. Input unit
A. Output unit B. Memory unit C. Control unit D. Input unit
Anonymous Quiz
9%
A
18%
B
65%
C
9%
D
Refers to the part of computer that performs mathematical operations.
A. CPU B. Flip-flop C. Assembly language D. ALU
A. CPU B. Flip-flop C. Assembly language D. ALU
Anonymous Quiz
20%
A
14%
B
6%
C
60%
D
1) Which number system has a base 16
A) Hexadecimal B) Octal C) Binary D) Decimal
A) Hexadecimal B) Octal C) Binary D) Decimal
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81%
A
10%
B
7%
C
2%
D
How many entries will be in the truth table of a 4-input NAND gate?
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5%
6
16%
8
25%
32
54%
16
How many bits are needed to store one BCD digit?
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16%
2 bits
11%
3 bits
67%
4 bits
6%
1 bit
A SCR (Silicon Controlled Rectifier) is a
A) Device with 3 junctions B) Device with 2 junctions C) Device with 1 junction D) Device with 4 junctions
A) Device with 3 junctions B) Device with 2 junctions C) Device with 1 junction D) Device with 4 junctions
Anonymous Quiz
64%
A
23%
B
7%
C
6%
D
Which semiconductor device is not a current triggering device?
A) TRIAC B) MOSFET C) GTO D) Thyristor
A) TRIAC B) MOSFET C) GTO D) Thyristor
Anonymous Quiz
16%
A
53%
B
21%
C
9%
D
Which of these sets of logic gates are known as universal gates?
A) XOR, NAND, OR B) OR, NOT, XOR C) NOR, NAND, XNOR D) NOR, NAND
A) XOR, NAND, OR B) OR, NOT, XOR C) NOR, NAND, XNOR D) NOR, NAND
Anonymous Quiz
9%
A
8%
B
21%
C
62%
D
What is the addition of the binary number 101001+ 010011=?
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24%
010100
55%
111100
14%
000111
7%
101110
👍1
What is the binary subtraction of 101001 - 010110 =?
Anonymous Quiz
40%
010011
26%
100110
24%
011001
9%
010010
In the toggle mode, a JK flip-flop has
Anonymous Quiz
18%
J = 0, K = 1
14%
J = 0, K = 0
8%
J = 1, K = 0
60%
J = 1, K = 1
The inverter can be classified as
A) Power Inverter B) Voltage source Inverter C) Current source Inverter D) Both option b and c
A) Power Inverter B) Voltage source Inverter C) Current source Inverter D) Both option b and c
Anonymous Quiz
7%
A
15%
B
9%
C
69%
D
Temperature variation is a/an
A) Analog quantity B) Digital quantity C) Either Analog or Digital quantity D) None of these
A) Analog quantity B) Digital quantity C) Either Analog or Digital quantity D) None of these
Anonymous Quiz
48%
A
12%
B
36%
C
4%
D
1's complement of 1011001 is
A) 0100111 B) 0101100 C) 0100110 D) 0110110
A) 0100111 B) 0101100 C) 0100110 D) 0110110
Anonymous Quiz
13%
A
9%
B
70%
C
7%
D
👍1
2's complement of 1011011
A) 0100011 B) 0110101 C) 0100011 D) 0100101
A) 0100011 B) 0110101 C) 0100011 D) 0100101
Anonymous Quiz
6%
A
17%
B
13%
C
64%
D
An overflow is a
A) User input problem B) Hardware problem C) Software problem D) Input-Output problem
A) User input problem B) Hardware problem C) Software problem D) Input-Output problem
Anonymous Quiz
23%
A
15%
B
31%
C
31%
D