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Grade 12 Computers Quiz

Authored by Knight Brandon

Computers

12th Grade

Used 1+ times

Grade 12 Computers Quiz
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a half adder?

A digital circuit that adds two single binary digits and produces a sum and a carry as the output

A tool for converting decimal numbers to binary

A type of computer software used for editing photos

A device used to measure the weight of objects

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the truth table of a half adder.

The truth table for a half adder consists of four rows, with inputs X and Y, and outputs Product and Quotient.

The truth table for a half adder consists of two rows, with inputs A and B, and outputs Sum and Difference.

The truth table for a half adder consists of six rows, with inputs A and B, and outputs Sum and Carry.

The truth table for a half adder consists of four rows, with inputs A and B, and outputs Sum and Carry.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the inputs and outputs of a half adder?

Two input bits and two output bits

Four input bits and two output bits

Three input bits and one output bit

One input bit and three output bits

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the sum and carry calculated in a half adder?

The sum is calculated using OR gate and the carry is calculated using NOT gate.

The sum is calculated using AND gate and the carry is calculated using XOR gate.

The sum is calculated using NAND gate and the carry is calculated using NOR gate.

The sum is calculated using XOR gate and the carry is calculated using AND gate.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a full adder and how is it different from a half adder?

A full adder and a half adder are the same thing

A full adder can add three input bits and produce a carry-out, while a half adder can only add two input bits.

A full adder cannot produce a carry-out, while a half adder can produce a carry-out

A full adder can only add two input bits and produce a carry-out, while a half adder can add three input bits

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the working of a full adder.

A full adder is a digital circuit that performs addition of three binary numbers: A, B, and a carry input C-in. It produces a sum S and a carry output C-out.

A full adder is a device used to subtract three binary numbers

A full adder is a digital circuit that performs multiplication of three binary numbers

A full adder is a mechanical device used to perform addition of decimal numbers

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the truth table of a full adder?

The truth table of a full adder consists of 8 rows.

The truth table of a full adder consists of 4 rows.

The truth table of a full adder consists of 10 rows.

The truth table of a full adder consists of 6 rows.

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