Test: Digital Electronics- 1

# Test: Digital Electronics- 1 - Electrical Engineering (EE)

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## 15 Questions MCQ Test GATE Electrical Engineering (EE) 2024 Mock Test Series - Test: Digital Electronics- 1

Test: Digital Electronics- 1 for Electrical Engineering (EE) 2023 is part of GATE Electrical Engineering (EE) 2024 Mock Test Series preparation. The Test: Digital Electronics- 1 questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The Test: Digital Electronics- 1 MCQs are made for Electrical Engineering (EE) 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Digital Electronics- 1 below.
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Test: Digital Electronics- 1 - Question 1

### What are the essential prime implicants of following Boolean function x'z + y`z + xz'

Detailed Solution for Test: Digital Electronics- 1 - Question 1

flx, y, z)= xlz + ylz + xzl These pairs are essential

Test: Digital Electronics- 1 - Question 2

### Consider a multiplexer with X &Y as data inputs and z as a control pin. If Z = 0, selects input X and Z = I , selects input Y what are the connections required to realize the 2 - variable Boolean functions f T R

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Test: Digital Electronics- 1 - Question 3

### A combinational circuit, using 8 x 1 MUX is shown in figure. The minimized expression for output Z is

Detailed Solution for Test: Digital Electronics- 1 - Question 3

Test: Digital Electronics- 1 - Question 4

The Minimal Product of sums function described by k-Map, shown in figure is

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Test: Digital Electronics- 1 - Question 5

The output of an AND gate with three inputs, A, B, and C, is HIGH when ________.

Test: Digital Electronics- 1 - Question 6

The digital circuit using two inverters shown in figure will acts as

Detailed Solution for Test: Digital Electronics- 1 - Question 6

When 2 inverters are connected then it will become bi-stable.

Test: Digital Electronics- 1 - Question 7

Why is a demultiplexer called a data distributor?

Detailed Solution for Test: Digital Electronics- 1 - Question 7

A demultiplexer sends a single input to multiple outputs, depending on the select lines. For one input, the demultiplexer gives several outputs. That is why it is called a data distributor.

*Answer can only contain numeric values
Test: Digital Electronics- 1 - Question 8

If 2's complement representation of a 16-bit number (one-sign bit and 15 Magnitude bits) is FFFFthen its magnitude in decimal representation is ____

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Test: Digital Electronics- 1 - Question 9

The initial state of MOD — 16, down counter is 0110. What state will be it be after 37 clock pulses??

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Test: Digital Electronics- 1 - Question 10

In the given figure shows a negative logic AND gate. If positive logic is used this gate is equivalent to

Detailed Solution for Test: Digital Electronics- 1 - Question 10

Y = A B = A + B .

Test: Digital Electronics- 1 - Question 11

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

Detailed Solution for Test: Digital Electronics- 1 - Question 11

4K x 8 = 212 x 8 bit it has 12 bits So address of last - byte will be AA 00 + 0 FFF = B9FF

Test: Digital Electronics- 1 - Question 12

What is F's complement of (2BFD)16

Detailed Solution for Test: Digital Electronics- 1 - Question 12

F'S complement of 2BFD is FFF F - 2BFD = D402

Test: Digital Electronics- 1 - Question 13

A. ROM is interfaced to an 8085 CPU as indicated in figure, shown, what is address range occupied by ROM is

Detailed Solution for Test: Digital Electronics- 1 - Question 13

A15 A 14 A 13 will be 000 So Range will be

Test: Digital Electronics- 1 - Question 14

112 4-bit 2's complement no's 1011 and 0110 are added, then result expressed in 2's complementnotation is

Test: Digital Electronics- 1 - Question 15

Which one of the following statement is correct?

## GATE Electrical Engineering (EE) 2024 Mock Test Series

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## GATE Electrical Engineering (EE) 2024 Mock Test Series

23 docs|285 tests