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Digital Electronics

Digital Electronics
Positive integers must be represented by

 signed numbers
 unsigned number
 Both A and B
 None of these

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Digital Electronics
Which one of the following is 2’s complement of -68?

 00111100
 10111100
 01111100
 11000100

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Digital Electronics
How many numbers are used in the decimal number system?

 0 to 9
 0 to 10
 1 to 10
None of these

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Digital Electronics
Which one of the following is correct sequence of the numbers represented in the series(2)3, (10)4, (11)5, (14)6, (22)7,…………….

 2, 3, 4, 5, 6, ….
 2, 4, 6, 10, 16……..
 2, 4, 6, 8, 10, …..
 2, 4, 6, 10, 12, …

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Digital Electronics
LSI means

 Large Scale Invertor
 Large Symbol Invertor
 Large Scale Integration
 Large Symbol Integration

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 8
 1
 2
 4

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