WorksheetsGCSE Computing
Total questions: 45
Worksheet time: 23mins
Name
Class
Date
1.
Algorithm
a)
is simply a list of instructions that describe how to do
a particular task.
a particular task.
b)
Starting up a computer
c)
The speed at which the processor carries out instructions
d)
A technology for storing data in an electronic format
which is used for memory cards. e.g. USB, memory cards.
which is used for memory cards. e.g. USB, memory cards.
2.
BIOS
a)
. It checks that the computer
hardware is all present and working correctly when you power up a
computer system
hardware is all present and working correctly when you power up a
computer system
b)
The speed at which the processor carries out instructions,
measured in Megahertz (MHz) or Gigahertz (GHz).
measured in Megahertz (MHz) or Gigahertz (GHz).
c)
A technology for storing data in an electronic format
which is used for memory cards. e.g. USB, memory cards.
which is used for memory cards. e.g. USB, memory cards.
d)
210 bytes exactly, or about 1000 bytes.
3.
Bit
a)
Either a 0 or a 1
b)
8 sets of 8 or 1
c)
1024 sets of 0 or 1
d)
The measurement of speed in a network
4.
Cache Memory
a)
Very fast access memory which is close to the processor and stores
frequently used data.
frequently used data.
b)
A technology for storing data in an electronic format
which is used for memory cards. e.g. USB, memory cards.
which is used for memory cards. e.g. USB, memory cards.
c)
a group of 4 bits.
d)
holds part of a program that starts running
when a computer is switched on.
when a computer is switched on.
5.
Virtual Memory
a)
when the computer uses some of its hard disk
space as if it were RAM.
space as if it were RAM.
b)
When you switch the power off, all the contents will be los
c)
where the workstations are 'further
apart' from each other. WANs are usually made up of LANs connected
together
apart' from each other. WANs are usually made up of LANs connected
together
d)
his is the place where the computer
stores programs and files it is using at the moment.
stores programs and files it is using at the moment.
6.
The PCs on a network are connected to a ______. It manages
lots of connections with computers at the same time and lets them all
communicate with the server.
lots of connections with computers at the same time and lets them all
communicate with the server.
a)
Hub or Switch
b)
Memory Drive
c)
USB
d)
HTTPS
7.
Dynamic IP Address
a)
changes all the time and is allocated by other equipment
on the network automatically.
on the network automatically.
b)
Transferring files over the internet
c)
software system which is designed and developed specifically for
a purpose or company.
a purpose or company.
d)
Very fast access memory which is close to the processor and stores
frequently
frequently
8.
Protocols
a)
When two devices want to successfully communicate, they must
agree to follow some rules about the way they will do it.
agree to follow some rules about the way they will do it.
b)
Memory devices which keeps its data without power and has no
moving parts.
moving parts.
c)
when the computer uses some of its hard disk
space as if it were RAM.
space as if it were RAM.
d)
When you switch the power off, all the contents will be lost. e.g. RAM
9.
Where the workstations are 'further
apart' from each other.
apart' from each other.
a)
WAN
b)
LAN
10.
Peripheral Device
a)
Any hardware device which is connected to the
computer and controlled by CPU.
computer and controlled by CPU.
b)
This is the place where the computer
stores programs and files it is using at the moment.
stores programs and files it is using at the moment.
c)
ROM holds part of a program that starts running
when a computer is switched on.
when a computer is switched on.
d)
Simple Mail Transfer Protocol
11.
Static IP Address
a)
IP address is fixed and is allocated by the network manager.
b)
Software that enables the user to provide instructions to, interact
with the computer or any device. It is part of the operating system.
with the computer or any device. It is part of the operating system.
12.
Multi-tasking
a)
it appears to be running more than one program at the same time.
b)
Memory that can be addressed and accessed directly by the processor
c)
Memory that is used to store the programs and data currently in use by a computer. It is volatile which means that it gets erased when the computer is switched off.
13.
Braille
a)
A technique that allows blind people to read by feeling a pattern of raised dots with their fingers.
b)
This is an area of the hard disk that is used to store running programs as if it was RAM.
c)
A computer is multitasking if it appears to be running more than one program at the same time.
14.
Magnetic storage
a)
Storage that uses a surface which can be magnetised to store data
b)
Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
c)
Moving a data, program or file from memory onto secondary storage for later use.
15.
Solid state drive
a)
Storage that works by storing the data in electronic circuits
b)
Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
c)
Storage that uses a surface which can be magnetised to store data.
16.
Boot program
a)
The program that is used to start the computer. It is automatically loaded so that its instructions can be fetched when the computer is turned on, and it eventually loads the operating system.
b)
The speed at which the processor carries out instructions, measured in Megahertz (MHz) or Gigahertz (GHz).
c)
Each single processor circuit capable of fetching and executing instructions.
17.
Fetch–Execute cycle
a)
The process by which programs are run on a computer. The processor repeatedly fetches the instructions of the program from memory and executes them.
b)
Memory buffer on the processor that stores instructions which have been fetched before and allows them to be fetched more quickly the next time.
c)
Each single processor circuit capable of fetching and executing instructions.
18.
Denary number
a)
A number that uses the denary digits from 1 to 10.
b)
A number consisting only of binary digits.
c)
The digits ‘0’ and ‘1’.
19.
Overflow
a)
An error caused by attempting to store a number that is too large for the number of bits available.
b)
Numbers expressed in base 16.
c)
Numbers expressed in base 10.
20.
Character set
a)
American Standard Code for Information Interchange – a7-bit character code.
b)
The complete collection of characters that can been coded in a particular coding system.
c)
At least 16-bit code. Defines what characters it encodes and then uses a suitable number of octets to store them as a number.
21.
Bit map
a)
An image file format where the picture is represented asset of dots or pixels.
b)
Data about data.
c)
The number of dots per unit length. It affects the clarity of the image.
d)
Graphics stored as formulae.
22.
Analogue
a)
A form of signal that can take any value between the lowest and the highest. Sound is like this.
b)
A form of signal that is either on or off. Computer music files must be digital.
c)
P3 MPEG-1 or MPEG-2 Audio Layer III – a digital audio encoding format which uses lossy data compression. A common standard for digital music.
23.
A way of compressing a file without losing data.
a)
Lossless
b)
Lossy
24.
The process of capturing data about the sound at intervals.
a)
Sampling
b)
Lossy
c)
Digital
d)
Analog
25.
A comparison between two items of data.
a)
Logical operation
b)
Instruction set
c)
Arithmetic operation
d)
Operand
26.
The total collection of instructions that a processor can carry out.
a)
Instruction set
b)
Logical operation
c)
Operand
d)
Operator
27.
A subset of code within a larger program, which performs a specific task.
a)
Subroutine
b)
Process
c)
Flowchart
d)
Decision
28.
A set of rules specifying a how to solve a problem.
a)
Algorithm
b)
Procedure
c)
Function
d)
Selection
29.
The pathway through a program is selected by using a condition to decide on what instructions to execute next.
a)
Selection
b)
Sequence
c)
Statement
d)
Iteration
30.
A group of instructions is executed repeatedly until a condition is met (a loop).
a)
Sequence
b)
Selection
c)
Iteration
d)
Nesting
31.
When control structures are inserted within other control structures.
a)
Sequence
b)
Selection
c)
Nesting
d)
Iteration
32.
Name used to identify a value in memory that does not change during the execution of the program.
a)
Variable
b)
Constant
33.
Name used to identify a value in memory that can change during the execution of the program
a)
Variable
b)
Constant
34.
Data type that will store decimal (or fractional) values.
a)
Real
b)
Integer
c)
String
d)
Boolean
35.
Data type that will store True or False
a)
Real
b)
String
c)
Integer
d)
Boolean
36.
A combination of values, variables, operators and functions that are evaluated according to the rules of the language.
a)
Expression
b)
Assignment
c)
Binary
37.
A block of variables of the same type using a single name and an index value.
a)
Array
b)
Index
c)
Integer
d)
Variable
38.
Integrated Development Environment containing various utilities used whilst writing computer code.
a)
IDE
b)
Run time environment
c)
Syntax
d)
Debugger
39.
Allows the developer to run the code during development to check for logical errors and that the code does what it is expected to do.
a)
Run time environment
b)
Syntax
c)
Debugger
40.
Set of rules that define the combinations of symbols that are acceptable in a computer language.
a)
Syntax
b)
Logic
41.
Software that is produced on commission, specifically fora user.
a)
Custom Written
b)
Open Source
c)
Proprietary
42.
System software that is used by the operating system to control peripheral devices.
a)
Device driver
b)
Disk Formatting
43.
An agreed system and set of rules that allow different programs to transfer files across different computers over the internet.
a)
File Transfer Protocol
b)
HyperText Transfer Protocol
44.
A utility or device that monitors the traffic between a computer and the internet and only allows connections that are authorised.
a)
Firewall
b)
Malware
c)
Memory management
d)
Multi-tasking
45.
Network in which all the computers are of equal status.
a)
Ring
b)
Bus
c)
Star
d)
Peer-to-peer
100 %
