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WorksheetsComputer System-Hardware
Total questions: 50
Worksheet time: 9mins
Which piece of hardware is responsible for holding up all pieces together inside the CASE?
Power Supply
RAM
Motherboard
Hard Disk Drive
Which piece of hardware is responsible for carrying out all the processing, calculations and comparisons performed on data?
Hard Disk Drive
CPU
GPU
RAM
Which of the following is known as the 'BRAIN' of a computer?
GPU
Memory
CPU
HDD
Which of the following statements are true about RAM?
It comes in smaller sizes compared to Hard Disk Drive.
It gives CPU quick access to the data that CPU needs for processing.
It keeps and stored all data.
It can keep data only temporarily.
Why is it that Hard Disk Drive cannot give CPU data?
They cannot understand each other.
Hard Disk drives work much more slowly than CPU and it wastes a lot of time of the CPU waiting for the data to arrive.
Hard disk Drive has other roles that keeps it very busy.
Hard Disk Drive is not in the computer.
Which of the two pieces of hardware play a crucial role in the quality of online video games you'd play on your computer?
Hard Disk Drive
The screen (monitor)
RAM
GPU
Which of the following statements are correct about RAM in a computer system?
It acts as the active working space for the CPU.
It can store data permanently.
It hold data that the CPU is currently working on.
It provides data to CPU much faster than the HDD.
It is a lot bigger in capacity compared to Hard Disk.
What is a motherboard? Tick the most complete answer.
It is a circuit board inside the computer.
It is a circuit board that holds others piece on it.
It is the biggest circuit board in a computer that holds every piece on it and makes sure they can communicate together.
It is the biggest circuit board in the computer that works with CPU.
Everything that happens on a computer goes through the CPU at one point.
True.
False.
Hard Disk Drive is a lot quicker than RAM when it comes to sending data to CPU.
True.
False.
Hard Disk Drive has a way bigger capacity for storing data than RAM.
True.
False.
All our files, data, programs, games, pictures and videos are stored in the RAM.
True.
False.
RAM only keeps the amount of data and programs that the CPU or the USER are working on.
True.
False.
The data and files and programs on RAM are deleted once we shut down the computer or we close them on the computer.
True.
False.
Storage is another term used for which of the following components?
CPU
RAM
HDD/SSD
GPU.
ROM
Primary Memory is another term used for which of the following component(s)?
CPU
RAM
Hard Disk Drive
GPU
ROM
What kind of processing and calculations is the GPU in charge of?
All the programs that are open in RAM.
All the graphic calculations to do with video, image and colours.
All the calculations going on on the computer.
GPU doesn't do any calculations or processing.
It is possible to run and process files or data that are not already on the storage.
True.
False.
It is possible to run and process things directly from the Hard Disk Drive.
True.
False.
What does CPU stand for?
Central Proceeding Unit
Core Proceeding Unit
Central Processing Unit
Combo Processing Utiliser
What is this?
A Microphone
A game controller(joy stick)
A hand-held scanner
A car gear stick!
Is this an input or output device?
Input
Output
Is this an input or output device?
Input
Output
Is this an input or output device?
Input
Output
What is this?
Graphics card
Motherboard
RAM
Network card
Which component inside the CPU is responsible for calculations and logical comparisons?.
(a)
What is this?
RAM
ROM
GPU
NIC
Which of the following does not impact the performance of a computer?
RAM
Number of CPU cores
Having two HDDs instead of one
Clock speed
The super thin lines running through the motherboard are called system ---.
(a)
At every clock pulse, the CPU will perform:
A Fetch
A Decode
An Execute
A complete F-D-E cycle
At which step of F-D-E cycle, does the CPU refer to its Instruction Set Table?
Fetch step
Decode step
Execute step
All through F-D-E cycle
Which cache level is the biggest?
Level 1
Level 2
Level 3
The fastest memory piece in a computer system is (a) .
What type of device are these?
Input
Output
both
None
(a) is responsible for converting sound waves to digital values and reverse.
A CPU with the clock speed of 1.35 GHz can process 1.35 (a) instructions per second.
Which system bus is used for transmission between RAM and MDR?
Address bus
Data bus
Control bus
Which of the following registers is used for an instruction which is being processed?
Program Counter(PC)
Memory Data Register(MDR)
Memory Address Register(MAR)
Instruction Register(IR)
A flowchart is a way of depicting algorithms to solve problems.
True
False
A set of instructions to tell a machine to perform a task is called (a) .
Which of the following have an embedded computer system within them?
A (a) can have a dedicated memory that is used only by itself to take load off the RAM.
The one element on the motherboard that keeps the date and time of the system updated is called (a) .
Data received from RAM or to be written back on RAM is stored in Which register inside the CPU?
(a)
USB memory sticks, SD cards, CDs, DVDs and Blu-rays are categorised as secondary storage.
True
False
What is this?
(a)
Which is faster?
A dual core CPU with clock speed of 1.85 GHz
A Quadra-core CPU with the clock speed of 1.12 GHz
A dual core CPU with the clock speed of 2.23 GHz
Which of the system buses is uni-directional?
Address bus
Data bus
Control bus
Which component inside the CPU is responsible for performing FDE cycles?
CPU clock
ALU
CU
Cache
What is PC register used for?
Keep the location of the next instruction to be fetched
To count the programmes that CPU is running
To keep CPU and motherboard connected
To store data and instructions in the CPU
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