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Computer Science 9th Class English Medium Chapter 1 Online Test MCQs With Answers
Question # 1
What are teh basic components of a system?
Choose an answer
Users, hardware , software
Objectives, components, environment, communication
Input, Output, processes
Sensors,actuators, controllers
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Question # 2
In Von Neumannarchitecture, which component is responsible for controlling the flow of instructions and data?
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Arithmetic Logic Unit (ALU)
Control Unit(CU)
Cache Memory
Input/Output devices
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Question # 3
Which of the following is a key characteristic of the Von Neumann architecture?
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separate memory for instructions and data
Instructions and data are data in the same memory
Data is stored in a separate storage unit from instructions
No need for a central processing Unit (CPU)
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Question # 4
Which is the primary function of an operating system in a computer system?
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To provide hardware components
To manage hardware and software resources.
To act as an imput device
to manufacture computer parts.
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Question # 5
What is the primary function of a system.
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To work independently
To achieve a common goal
To create new systems
To provide entertainment
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Question # 6
Which sysems involve the mind and behavior?
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Artificial
Chemical
Psychological
Biological
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Question # 7
Which of the following is NOT an example of an artificial system?
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Solar system
Traffic control system
Automated billing system
Railway reservation system
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Question # 8
What concept does thetheory of system aim to understand.
Choose an answer
Hardware design
System interactions and development over time.
Software applications
Net work security
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Question # 9
Which systemss involve substances and their Interactions?
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Artificial
Chemical
Psychological
Biological
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Question # 10
Which of the following is a storage device used to permanently store data in a computer
Choose an answer
Random Access Memory(RAM)
Cache Memory
Hard Disk Drive(HDD)
Arithmetic logic Unit(ALU)
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Question # 11
What is the main disadvantage of the Von Neumann architecture.
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High cost of components.
Difficulty in executing machine language instructions
Limited data strorage capacity
Bottleneck due to shared memory access for instructions and data
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Question # 12
What is an example of a simple system?
Choose an answer
A Human body
Computer Network
A thermostal regulating temperature
The Internet
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Question # 13
Which of the following is an example of a Natural system.
Choose an answer
Banking System
Human Circulatory system
Transporation System
Computer System
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