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WorksheetsTEST YOUR SKILLS
Total questions: 45
Worksheet time: 45mins
What is a hardware?
Physical Part of a computer system.
A collection of instructions in a computer system.
All of the above
None of the above
What is a software?
A collection of instructions
Tells the computer hardware what to do
A bunch of codes
All of the above
A computer can function with just the hardware alone?
True
False
A computer can function with just the software alone.
False
True
The CPU is the 'brain' of a computer that carries out the function of;
Processes data that is given by the input device
chip attached to the motherboard
makes complex calculation and logical decisions
All of the above
A cache memory is a high speed memory where instructions/data can be copied to and retrieved
False
True
computers store and process data using binary numbers because
computer cannot understand words
only understands signals being turned ON or OFF
All of the above
None of the above
A single unit of binary data is called a bit
True
False
A set of binary data contains 9 bits.
True
False
A group of 8 bits data is called a bite.
True
False
A processor (also known as the CPU) would process information from the input device and transmit it to the output device.
True
False
Software can be divided to the following category :
System Software
Application software
All of the above
None of the above
RAM (Random Access Memory) would
Stores System Software
Keeps data even after turning off the computer
Stores data only while the computer is ON
None of the above
ROM (Read – Only Memory) would
Stores data while it is being used
Stores Application Software
Keeps data even after turning off the computer
None of the above
ROM ( Read Only Memory) stores startup information
True
False
A Random Access Memory (RAM) would store programs and data that is being used at the moment
False
True
GUI stands for Graphical User Interaction
True
False
Which of the following is an Application Software
Windows
Linux
iOS
All of the above
None of the above
An Application Software requires an System Software to function.
True
False
A System Software is essential to keep the computer working.
True
False
User interface (HCI) stands for Human - Computer Interaction
True
False
A CLI is much more convenient compared to a GUI to a standard user
True
False
Which of the following are examples on the types of computers available
smartphones
tablets
desktops
All of the above
The application of IT below are beneficial to all mankind, except :
Artificial Intelligence
Robotics
Ransomware
Virtual Reality
Drones
There are two different categories of input device :
- Manual Input Devices
- Peripherals
- Direct Data Entry (DDE) Devices
1 and 2
2 and 3
1 and 3
1, 2 and 3
Below are a list of input devices, except
Microphones
Mouse
Printers
Trackerballs
CDs and DVDs fall into the category of Magnetic Storage Media
True
False
Hard Disks are known as an Optical storage media
False
True
Which of the following information is needed in a data packet?
- Packet ID
- Source Address
- Destination Address
- Data
1 and 2 only
1 and 3 only
1, 2 and 3 only
All of it
Which of the following steps is not part of the SLC?
Analysis
Testing
Implementation
Evolution
Which of the following is not a method used to analyse a problem?
Observation
Interviews
Questionnaires
Specifications
Which of the following is a strong password?
example
Ex@ample1
Example1
Example
Which of the following is a personal data?
- Name
- Age
- D.O.B
- Current location tags
- Solo pictures
1, 2 and 3
1, 2, 3 and 4
1, 2, 3 and 5
1, 2, 3, 4 and 5
A digital certificate contains a pair of files that are kept in your computer that contains a public key and a private key.
True
False
Which of the following is included in a digital certificate?
- Person's name (receiver)
- An expiration date
- A serial number
1 and 2
1 and 3
2 and 3
All of it
An encrypted plain text file is know as a...
Ciphertext
Chipertext
Cheapertext
encyptxt
Prolonged use of IT equipment may lead to RSI.
What does RSI stand for?
Reconstructive Strain Impact
Repetitive Strain Injury
Receiving Silent Impact
Repetitive Silent Impact
Below are the ways to reduce RSI, except
Use ergonomic keyboards/mouse
Ensure correct position of the arms/hands
Use a wrist rest/mouse rest
Constantly typing/clicking for a couple of hours
A hub is a device that connects a number of computers together to make a LAN.
True
False
A switch is a ‘dumb’ device: if it receives a message, it sends it to every computer on the network.
True
False
A hub is a more ‘intelligent’ device than a hub: if it receives a message, it checks who it is addressed to, and only sends it to that specific computer.
True
False
A router is a network device that connects together two or more networks.
True
False
A bridge is a network device that typically links together two different parts of a LAN.
False
True
An intranet is the name given to a private network that provides similar services to The Internet
False
True
Encryption is the process of converting information into a form that is meaningless to anyone except holders of a ‘key’.
True
False
