Digital Electronics - ECE Questions and Answers

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Consider the following two
Statements 1: stable multivibrator can be used for generating square wave.
Statements 2 : stable multivibrator can be used for storing binary information.

only statement 1 is correct

only statement 2 is correct

both statements are correct

both the statements 1 and 2 are not correct

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Which of the following flip flops cannot be converted to D flip flop?

Master slave

None of the above

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In 8086 microprocessor, if the segment register contains 1 FAB and IP register contains 10AI, the effective memory address is

20B51

304C

FBC0

FDB5

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The recently-introduces CD-ROM PC by Head Start Technologies Co. of New York enables users to view or play __________ .

vast amounts of text

graphics

music

all of the above

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In 8085 microprocessor, what is the length of A-register?

6 bits

8 bits

12 bits

16 bits

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How is inversion achieved using EX-OR gate?

Giving input signal to the two input lines of the gate tied together

Giving input to one input line and logic one to the other line

Inversion cannot be achieved using EX-OR gate

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For the DAC in the given figure V_O=

10 V

5 V

4 V

8 V

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The difference between sequential and combinational circuits is

Combinational circuits store bits

Combinational circuits have memory

Sequential circuits store bits

Sequential circuits have memory

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A universal shift register can shift left or right.

True

False