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WorksheetsANOTHER QUIZ
Total questions: 24
Worksheet time: 12mins
Name
Class
Date
1.
What is the difference between a constant and a variable?
a)
Variables can be altered, constants cannot
b)
Only constants represent a value
c)
There are none
d)
Constants cannot be created as they cannot be changed
2.
What is information?
a)
Data with context
b)
Words and numbers
c)
Statistics
d)
Images
3.
Which of these is NOT a data type?
a)
variable
b)
integer
c)
real
d)
float
4.
Which of these is NOT an boolean operator
a)
AND
b)
NOT
c)
OR
d)
IF
5.
What does != mean?
a)
Not equal to
b)
Error
c)
Equal to
d)
Add all
6.
Which of these could represent an array in pseudocode?
a)
arr[]
b)
arr()
c)
arr{}
d)
arr<>
7.
What is an algorithm?
a)
A series of instructions to solve a problem
b)
A list of instructions
c)
IF, THEN, ELSE
d)
program flow control
8.
Which of these is an example of selection?
a)
IF
b)
AND
c)
NOT
d)
OR
9.
Which one of these is NOT a reason why programmers use functions?
a)
It returns a value
b)
Each section of code only needs to be written once
c)
It is easier to find errors due to unit testing
d)
It is easier for other people to understand the code
10.
When could a runtime error happen?
a)
When something is spelt incorrectly
b)
When the program runs, but incorrectly
c)
When the computer does not have enough memory to carry out an operation
d)
When the punctuation is incorrect
11.
Which of these testing methods tests the whole code at once?
a)
Integration
b)
Unit
c)
Implementation
d)
Running
12.
Which of these SQL commands are used to put a new value into a database?
a)
INSERT
b)
UPDATE
c)
DELETE
d)
CREATE
13.
Which of these SQL commands are used to change a current value in a database?
a)
INSERT
b)
UPDATE
c)
DELETE
d)
CREATE
14.
What is a peripheral?
a)
A device attached to a computer
b)
A key part of the computer
c)
CPU and RAM
d)
Wide vision
15.
What is a computer system?
a)
A combination of hardware and software (input, process, output)
b)
Laptop, computers, tablets and phones
c)
Anything with a keyboard and mouse
d)
A group of computers working together
16.
Which of these does not have an impact on the performance of a CPU?
a)
Cores
b)
RAM
c)
Clock speed
d)
Cache
17.
What is volatile memory?
a)
Memory that requires a power supply to store data
b)
Memory that does not need a power supply to store data
c)
Angry person
d)
ROM
18.
Which of these is an example of secondary storage?
a)
RAM
b)
Cache
c)
USB flash drive
d)
VRAM
19.
What is the value of 1010
a)
10
b)
11
c)
1
d)
25
20.
Which SDLC includes prototyping?
a)
Spiral
b)
V shaped
c)
Cyclical
d)
Waterfall
21.
What is unit testing?
a)
Testing individual parts of the program
b)
Internal testing
c)
Investigating the whole software behaviour
d)
Testing the speed of the computer
22.
What is an advantage of the ring topology?
a)
A central server is not required
b)
Each device is isolated
c)
If one device breaks, the rest are not effected
d)
A central server is necessary
23.
What is an iFrame?
a)
A HTML document inside another HTML document
b)
Two applications coded together
c)
A boundary between two systems
d)
Google maps
24.
What is handshaking?
a)
Servers and clients setting protocols
b)
Two people agreeing something
c)
Clients response to servers
d)
The server and clients getting to know each other
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