DIGITAL COMPUTER ELECTRONICS QUIZ

A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as

encoder

demultiplexer

multiplexer

decoder

None of these

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Conversion of an octal number 478 to its binary number is

1100112

None of these

1001112

1100112

11110112

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What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 1100 1011

1100 1010 0110 0011

None of these

1100 1010 1111 1111

1100 1010 0110 0100

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Conversion of decimal number 9910 to hexadecimal number is

816

6316

5016

None of these

6116

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Conversion of binary number 1000112 to an octal number is

478

508

438

None of these

498

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Conversion of binary number 1100012 to its decimal number is

2710

4910

3910

None of these

5010

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An OR gate can be imagined as

All of these

switches connected in parallel

MOS transistors connected in series

switches connected in series

None of these

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The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.

ROM

EPROM

RAM

PROM

None of these

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A multiplexer is also known as

coder

multivibrator

data selector

None of these

decoder

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What is the 1's complement of 0000 1111 0010 1101 number?

None of these

1111 0000 1101 0010

1001 0010 1010 1100

1111 1100 1010 1100

1111 0000 0010 1101

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