WorksheetsGrade 4 - Keywords
Total questions: 12
Worksheet time: 11mins
Match the following sentences
Code that is run a number of times within a program
Repetition
Instructions that repeat over and over without stopping
Forever loop
It does not follow a pattern
Random
What is a comment?
A note explaining the meaning of a program's code
Finding and removing errors from a program
Repeats the code inside it over and over until you stop the program
What is the debugging?
Finding and removing errors from a program
A note explaining the meaning of a program's code
Repeats the code inside it over and over until you stop the program
What is the forever block?
repeats the code inside it over and over until you stop the program
an organised collection of related data
processed data
Match the following
an organised collection of related data
Database
processed data
Information
not processed data
Raw data
What is a server?
a computer that provides services to other computers on a network
a computer that connects to and uses the resources of a server
a worldwide network of computers and devices
What is a client?
a computer that connects to and uses the resources of a server
a computer that provides services to other computers on a network
a service where users can communicate in real time
Match the following
a worldwide network of computers and devices
Internet
a service where users can communicate in real time
Instant messaging
a large collection of linked web pages accessed by a browser
World Wide Web
a computer program for displaying and moving between web pages
Browser
a link from one web page to another
Hyperlink
A collection of related (a) is called a (b) .
Match the following
store files for everyone on the network
File servers
allow programs to be run over a networks
Application servers
hold and share web pages
Web servers
forward documents from clients to be printed
Print servers
handle emails between users
Mail servers
Match the following
another name for the copper cables used in wired networks
Ethernet
connecting devices in a network with physical wires
Wired
a way of connecting devices in a network via radio waves
Wireless
a way of sending information through the air
Radio wave
a set of rules for devices communicating over wireless networks
Wi-Fi
Match the following sentences
a single pass through a set of instructions
Iteration
keeps track of the number of times a loop has run
Counter
a type of loop where instructions are repeated a set number of times
count-controlled loop
Scratch code used for count-controlled loop
Repeat block
