GCSE Data Rep

GCSE Data Rep

7th Grade

58 Qs

quiz-placeholder

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GCSE Data Rep

GCSE Data Rep

Assessment

Quiz

Computers

7th Grade

Medium

Created by

J Spensley

Used 2+ times

FREE Resource

58 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is created by the presence or absence of electricity in computer systems?

Binary data

Analog signals

Mechanical energy

Chemical reactions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two states that a switch in a computer circuit can have?

High or low

Positive or negative

On or off

Open or closed

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What allows for countless combinations in computer systems?

The use of a single switch

The flow of electricity through a single circuit

The collective use of multiple switches

The presence of electricity only

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the number 1 represent in a binary system?

Electricity is absent in the circuit

Electricity is present in the circuit

The switch is broken

The switch is in a neutral state

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the number 0 represent in a binary system?

Electricity is present in the circuit

The switch is in a neutral state

Electricity is absent in the circuit

The switch is broken

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a single 1 or 0 in binary called?

A byte

A nibble

A bit

A binary number

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many bits are there in a byte?

4 bits

8 bits

16 bits

2 bits

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