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Digital Computer Electronics

Digital Computer Electronics
What is the ASCII code for T?

1011111
1010100
None of these
1011010
1011100

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Digital Computer Electronics
The NOR gate is logically equivalent to an OR gate followed by an _____

XAND
AND
inverter
XOR
None of these

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Digital Computer Electronics
A flip-flop can store:

2 bits of data
None of these
4 bits of data
1 bits of data
3 bits of data

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Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

11110110000102
10010000000102
10001010001012
10110101110102
None of these

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Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

None of these
chips
microprocessors
registers
vacuum tube

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

to tell the time of the day
to synchronize events in various parts of a system
None of these
to carry serial data signals
to tell how much time has elapsed since the system was turned on

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