DIGITAL COMPUTER ELECTRONICS QUIZ

ASCII and EBCDIC differ in

the number of bytes used to store characters

their efficiency in storing data

None of these

their collecting sequences

the random and sequential access method

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Conversion of decimal number 6710 to it's octal number equivalent is

1008

998

1098

None of these

1038

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FETs are used in linear ICs to:

provide large resistances

increase input resistance

increase device complexity

(a) and (b) above

None of these

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Conversion of decimal number 2810 to it's octal number equivalent is

328

368

408

None of these

348

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Conversion of binary number 1011012 to hexadecimal is

20000000000000000

None of these

3716

2716

2D16

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A shift register moves the ___ left or right. Serial loading means storing a word in a shift register by entering _ bit per clock pulse. With parallel or broadside loading, it takes only one ___ pulse to load the input word.

bits, one, clock

light, eight, clock

None of these

bits, one, register

right, eight, clock

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A bus is a group of _____ carrying digital signals.

transistors

wires

gates

registers

None of these

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

None of these

1111 1100 1010 1100

1111 0000 0010 1101

1001 0010 1010 1100

1111 0000 1101 0010

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A NOR gate recognizes only the input word whose bits are _____

None of these

1's

0's

0's or 1's

0's and 1's

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

NAND

OR

NOR

XOR

None of these

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