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Digital Computer Electronics

Digital Computer Electronics
Express -7 as 16-bit signed binary numbers.

0000 0000 0000 0111
1000 0000 0000 0111
0111 0000 0000 0001
None of these
0111 0000 0000 0000

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Digital Computer Electronics
An OR gate has 6 inputs. What is the only input word that produces a 0 output?

111
111111
111000
None of these

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Digital Computer Electronics
How many bytes are there in 1011 1001 0110 1110 numbers?

None of these
8
4
2
1

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Digital Computer Electronics
Conversion of an octal number 31378 to it's decimal equivalent is

163110
163210
193110
None of these
153110

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

1
2
None of these
4
3

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Digital Computer Electronics
The logic 1 in positive logic system is represented by:

higher voltage level
None of these
lower voltage level
zero voltage
negative voltage

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