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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 1128 to hexadecimal number is

1516
None of these
5A16
2016
4A16

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Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

A + A = A
None of these
1 + A = 1
1 . x = 1
0 + A = A

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Digital Computer Electronics
Conversion of binary number 11000012 to hexadecimal is

6116
5716
5116
4316
None of these

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Digital Computer Electronics
The ASCII code is a 7-bit code for

numbers
None of these
letters
All of these
other symbols

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Digital Computer Electronics
Which TTL sub-family has maximum speed?

high speed TTL
schottky-clamped TTL
standard TTL
low power TTL
None of these

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Digital Computer Electronics
Conversion of an octal number 1428 to binary number is

1101102
11000112
11011012
None of these
11000102

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