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WorksheetsAlgorithms, ICT careers, hardware
Total questions: 29
Worksheet time: 15mins
In which of the following fields are computers used,
Education
Law Enforcement
Engineering
All of the above
Applications of computers in banking, include all of the following, except:
ATM
Electronic Funds Transfer
CAI
Smart cards
Existing programs are updated and developed by:
operations managers
file librarians
programmers
systems analysts
Programs which monitor and control peripheral devices are written by:
Systems programmers
computer operators
application programmers
hardware programmers
A specific rule for for writing a particular computer language is called:
an algorithm
syntax
program language
a solution
A pseudocode is:
a computer program
syntax
a problem
an algorithm
Steps in solving a problem include:
defining the problem
analyzing the problem by determining what is needed to solve the problem
deciding what results we want to achieve
all of the above
Which three types of instructions do computer programs need:
input, processing, preciseness
input, output, finiteness
input, processing, output
input, precision, finiteness
Connection interfaces are known as:
Buses
Modems
Ports
HDMI's
HDMI allows for the transfer of:
text documents
text and audio files
video files
audio and video files
One main difference between Firewire connections and USB connections is
USB's are cheaper than FireWire's
USB's can power devices while Firewire's cannot
Firewire allows for high speed transfer and USB's are slow
USB's allows video data to be transferred while FireWire's do not
A screen resolution of 1024 x 768 means:
The size of the screen is 1024mm in length and 768mm in width
the screen has 1024 horizontal pixels and 768 vertical pixels
the screen has 1024 vertical pixels and 768 horizontal pixels
the screen has a pixel density of 1024/768
Which of the following is NOT store in RAM:
Data
Programs
Computer start up instructions
GUI
Which of the following indicates storage capacity arranged in ascending order:
gigabytes, terabytes, kilobytes, megabytes
bytes, megabytes, gigabytes, terabytes
bytes, bits, kilobytes, megabytes
kilobytes, megabytes, gigabytes, terabytes
One gigabyte is:
1024 bytes
1024 x 1024 kilobytes
1024 x 1024 bytes
8 000 000 000 bits
The Hard disk stores:
the operating systems
software applications
data files
all of the above
Which of the following is NOT true
An algorithm can b written as a pseudocode
An algorithm can be represented as a flowchart
An algorithm can be written as a narrative
An algorithm can be represented on a storyboard
In a standard flowchart, the processes to be performed are represented by:
a circle
an oval
a rectangle
a parallelogram
The different types of variable data are:
Numeric and alphabetic
Numeric and character
alphabetic and character
numeric and literal
Values which do not change during the execution of a program are known as:
specific
constants
invariables
string
An IPO diagram indicates
the input, processing and output requirements
the input, problem and output requirements
the iterations, problem and output requirements
the input, processing and other requirements
The IF..... THEN......ELSE statement is an example of
a sequential control structure
a looping control structure
a conditional control structure
a repeating control structure
What is the character in Scratch programming called
puma
elf
sprite
lobster
What is the backdrop area called in Scratch
Background
Stage
paint
beach
What do you call a list of commands in scratch?
Variable
program
function
script
Which of the following is NOT a menu on the Scripts tab
Motion
Control
Paint
More blocks
The command "go to x = 0, y = 5", indicates that
the sprite will move 5 steps horizontally
the sprite will move 5 steps vertically
the sprite will be placed at the position (0, 5)
The sprite will remain unaffected
Introducing computers into workplace will usually cause:
Expenses to increase
Expenses to decrease
Jobs to be lost
Working hours to increase
Which of the following are examples of the internal hardware of the computer
CPU, sound card, fan
CPU, RAM, printer
RAM, Printer, Speakers
Speakers, printer, mouse
