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Digital Computer Electronics

Digital Computer Electronics
The control and arithmetic-logic sections are called the _____

None of these
Input / Output Unit
Central Processing Unit
Control Unit
Block diagram

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Digital Computer Electronics
A binary adder is a logic circuit that can add _____ binary numbers at a time.

Hundreds
Two
None of these
One
Thousands

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Digital Computer Electronics
Conversion of a hexadecimal number 6316 to binary number is

1110112
11001112
None of these
11001112
11000112

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

(B+C)(A.B)+(A.C)
(A+B)+CA+(B+C)
A+AA
A+BB+A
None of these

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Digital Computer Electronics
The number of two-input NAND gates required to produce the two-input OR function is

1
4
3
2
None of these

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Digital Computer Electronics
Conversion of an octal number 74328 to a binary number is

1111000110102
None of these
11110001101112
1100110101112
1111111110002

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