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# Test: Digital Electronics - 5

## 25 Questions MCQ Test Digital Electronics | Test: Digital Electronics - 5

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This mock test of Test: Digital Electronics - 5 for Electrical Engineering (EE) helps you for every Electrical Engineering (EE) entrance exam. This contains 25 Multiple Choice Questions for Electrical Engineering (EE) Test: Digital Electronics - 5 (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Digital Electronics - 5 quiz give you a good mix of easy questions and tough questions. Electrical Engineering (EE) students definitely take this Test: Digital Electronics - 5 exercise for a better result in the exam. You can find other Test: Digital Electronics - 5 extra questions, long questions & short questions for Electrical Engineering (EE) on EduRev as well by searching above.
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QUESTION: 2

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QUESTION: 3

### Consider the following digital circuits: MultipliersRead only memoriesD-latchCircuits as shown Which of these come under the class of combinational circuit?

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QUESTION: 4

The contents of the commands register are 23 H. Then port C

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QUESTION: 5

Which of the following bus is used to transfer data from main memory to peripheral device?

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QUESTION: 6

An 8085 microprocessor based system uses a 4 k x 8 bit RAM whose address in AAOOH. The address of the last byte in this RAM is

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QUESTION: 7

Read the following statements: Dual slope ADC provides

1. higher speed as compared to other ADC
2. very good accuracy
3. good rejection of power supply
4. better resolutions compared to other ADC for the same number of bits
Which of the above are correct?
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QUESTION: 8

In 8085 microprocessor, how many I/O ports can be accessed by memory mapped method?

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QUESTION: 9

The open wired circuit in the given figure works as a

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QUESTION: 10

The circuit shown below is functionally equivalent to

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QUESTION: 11

In an R-S latch, to set the output to high

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QUESTION: 12

The amplifier used in miller voltage sweep should have a gain of

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QUESTION: 13

In one of the codes for transfer of numbers the code for the succeeding number differs from that of the number only in the change of a single digit. The code is

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QUESTION: 14

How many different binary numbers can be stored in a register consisting of six switches?

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QUESTION: 15

Assertion (A): TTL uses multiple emitter transistor.

Reason (R): Multiple emitter transistors with about 60 emitters have been developed.

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QUESTION: 16

"Micro-program" is

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QUESTION: 17

In floating point representation, the number of bits of mantissa is

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QUESTION: 18

The number of programmable 16 bit registers of 6800 are

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QUESTION: 19

The clock shown in figure has a frequency of 6 MHz. The frequency of the Q output will be

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QUESTION: 20

In 8085 microprocessor, if interrupt service requests have been received from all of the following interrupts, then which one will be serviced first?

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QUESTION: 21

Which of the following can provide a digital signal?

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QUESTION: 22

Data are recorded on a 2, 400 ft reel of magnetic tape at a density of 556 characters per inch. If the record length is of 100 characters and 0.75 inch of record gap, the tape utilization factor is

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QUESTION: 23

If all bubbles are removed, what are the new RAM locations?
The 8156 of a figure has RAM locations from 2000 H to 20 FFH.

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QUESTION: 24

Some of MOS families are PMOS, CMOS, the family dominating the LSI field, where low power consumption is necessary is

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QUESTION: 25

For a particular type of memory the access time and cycle time are 200 ns each. The maximum rate at which data can be accessed by

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