The BEST description for an algorithm is...

A set of ordered steps to solve a problem

The use of the INPUT command in pseudocode is...

To indicate that the value for a variable will come from the user

To indicate that the user will be asked for input

To indicate the value for a variable will come from a file

What should be considered when designing an algorithm?

If there is more than one way of solving the problem

If the correct hardware is being used

If the correct software is being used

What are the two main ways that algorithms can be designed?

In pseudocode or as a flowchart

A way of describing a set of instructions in text form

A specific programming language that all computers use

A diagrammatic representation of a set of instructions

A flowchart is a diagram that represents a set of instructions

A flowchart is a text-based way of designing an algorithm

A flowchart is a specific programming language

How are symbols connected together in a flowchart?

With lines and an arrow to show the direction of flow

Symbols do not get connected together in a flowchart

When can algorithms be used?

To design a solution to any problem

What is important to remember when designing an algorithm?

the instructions are in the correct order

whether to use a flowchart or pseudocode

Which of these is an advantage of linking computers in a network?

It allows users to share hardware

It makes it harder for malware to spread

Network workstations are cheap as chips

A second copy of a file stored in a different location

The most recent version of a file

A second server which can take over if the main one fails

The guy who catches the ball if the batter misses it

A set of rules about how data is moved

a digital signal (not analogue)

a device that routers use to make a connection

Good passwords are...

easy to remember, hard to guess

only made of punctuation and numbers

was invented by Sir Tim Berners Lee

What is the function of DSL/Cable?

To send information using telephone or television cables

To connect computers and servers

To transmit information using light

To translate domain names into IP addresses

What is the function of Cable?

To send information using telephone or television cables

To transmit information using light

To connect computers and servers

To translate domain names into IP addresses

A number assigned to any item connected to the Internet

A group of computers and servers connected to each other

A wireless method of sending information

What is the purpose of a network?

To allow machines to communicate with each other

To allow humans to communicate with each other

Does WiFi still need cables?

Yes, the wireless access points have to be hardwired for each building

Yes, there is no such thing as wireless internet

No, devices can connect wirelessly no matter where you are in the world

No, internet signals travel through the air via satellites.

What does the internet have to have to work?

Communication devices that amplify data signals

What are the advantages of networks?

Malware and viruses spread easily

Servers control software updates

What is the purpose of a wireless access point?

To provide wireless access to a network

To send data between computers on a LAN

To connect standalone computers to a LAN

Computing Exam

Quiz

•

Computers

•

9th Grade

•

Practice Problem

•

Hard

Khanyisile Mnisi

FREE Resource

60 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A concrete step is an algorithmic step where...

All the details are specified.

Some details details are unspecified.

There is a top down design.

Details are object orientated.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an algorithm?

Patterns and trends used to solve a problem

A set of step-by-step instructions to resolve a problem

A programming language

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are algorithms used for?

To plan out the solution to a problem

As a platform to program a solution

To test a solution to a problem

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can an algorithm be represented?

As a flowchart only

As pseudocode only

As a flowchart or pseudocode

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a flowchart?

A diagram that represents a set of instructions

A high-level language that has specific syntax

A way of describing a set of instructions that doesn’t use specific syntax

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct symbol for a process instruction in a flowchart?

A rectangle

A parallelogram

A square

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct symbol for an input in a flowchart?

A parallelogram

A rectangle

A square

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Computing Exam

60 questions

A concrete step is an algorithmic step where...

What is an algorithm?

What are algorithms used for?

How can an algorithm be represented?

What is a flowchart?

What is the correct symbol for a process instruction in a flowchart?

What is the correct symbol for an input in a flowchart?

What links each instruction in a flowchart?

What is the correct symbol for a decision in a flowchart?

What links each instruction in a flowchart?

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