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Digital Computer Electronics

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

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

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Digital Computer Electronics
Conversion of an octal number 1348 to a binary number is

1100112
10111002
None of these
11011002
10110112

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Digital Computer Electronics
What is the ASCII code for T?

1010100
1011010
None of these
1011111
1011100

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Digital Computer Electronics
Addition of 11012 and 10102 is

101012
110112
110002
None of these
101112

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Digital Computer Electronics
Which of the following is not functionally a complete set?

NAND
None of these
AND, OR, NOT
NOR
AND, OR

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Digital Computer Electronics
If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?

0000, EEEE
0000, FFFF
None of these
0, 64
0000, 9999

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