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Digital Computer Electronics

Digital Computer Electronics
A microcomputer is a computer that uses a _____ for its CPU.

chips
microprocessor
registers
None of these
vacuum tube

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Digital Computer Electronics
Conversion of binary number 1011102 to an octal number is

None of these
568
468
358
508

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Digital Computer Electronics
Multiplication of 1112 by 1012 is

1100112
1000112
1012
1111002
None of these

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Digital Computer Electronics
The output 0 and 1 levels for TTL logic family is approximately

-1.75 and -0.9 V
0.9 and 1.75V
0.1 and 5 V
None of these
0.6 and 3.5 V

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

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

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

30
15
-30
-15
None of these

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