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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1068 to binary number is

None of these
100001102
10001102
11100102
11001102

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Digital Computer Electronics
The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

None of these
words, high
bytes, high
bytes, low
character, low

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Digital Computer Electronics
A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

I/O
None of these
memory
bus
chip

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Digital Computer Electronics
ASCII and EBCDIC differ in

their collecting sequences
the number of bytes used to store characters
None of these
their efficiency in storing data
the random and sequential access method

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

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

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Digital Computer Electronics
What does 4k represent?

None of these
400
40
4000
4096

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