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Digital Computer Electronics

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

38
16
32
63
None of these

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Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

All of these
AF
9E
None of these
8C

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

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

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 0110 0011
1100 1010 1100 1011
None of these
1100 1010 0110 0100
1100 1010 1111 1111

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Digital Computer Electronics
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

-15
30
15
-30
None of these

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

None of these
Full adder
Half adder
Parallel adder
Carry-look-ahead adder

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