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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 478 to its binary number is

11110112
1001112
1100112
None of these
1100112

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Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

even
different
None of these
odd
All of these

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Digital Computer Electronics
Binary-Coded-decimal (BCD) numbers express each digit as a _____

bit
nibble
All of these
None of these
byte

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

2
None of these
3
6
5

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Digital Computer Electronics
The 2764 is 65,536-bit EPROM organized as 8,192 words of 8 bits each. How many address lines does it have?

12
None of these
13
8
14

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Digital Computer Electronics
The highest decimal number that can be represented with 10 binary digits is

512
All of these
None of these
1024
1023

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