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Digital Computer Electronics

Digital Computer Electronics
Conversion of binary number 11011001111110002 to hexadecimal number is

D8F816
78916
None of these
A8B916
D9F816

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Digital Computer Electronics
Which of the following is not true?

1 x 0 = 0
0 x 1 = 1
0X0 = 0
1 x 1 = 1
None of these

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Digital Computer Electronics
Which of the following is the first integrated logic family?

DTL
None of these
TTL
RTL
MOS

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

None of these
to tell how much time has elapsed since the system was turned on
to tell the time of the day
to carry serial data signals
to synchronize events in various parts of a system

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the inputs of an AND gate?

None of these
NAND
NOR
OR
XOR

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

1100112
11110112
1100112
1001112
None of these

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