Class 9 Computer Science · Chapter 1 · Test 2
Extra Mcqs Test
25 MCQs
26 questions · 20 min · 26 marks
Sample questions
The first 5 of 26. Try each one, then tap to see the answer.
Question 1
An information system is a combination of:
- ATechnology
- BPeople
- CEnvironment
- DBoth a & b
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Answer: D
An information system combines technology and people to process information. The environment can influence the system but is not the selected combination.
Question 2
The basic building blocks of a system are:
- AFunctions
- BComponents
- CEnvironment
- DOutputs
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Answer: B
Components are the basic building blocks that make up a system. They work together to perform the system's required functions.
Question 3
What does the environment of a system include?
- AExternal factors
- BInternal parts
- CSubsystems
- DComponents
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Answer: A
A system's environment consists of factors outside the system boundary. These external factors can influence how the system operates.
Question 4
Why is understanding the environment of a system important?
- AIt changes color
- BIt increases output
- CIt stores data
- DIt affects performance
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Answer: D
The environment can impose conditions and influences on a system. Understanding these influences helps explain and manage system performance.
Question 5
How does a system interact with its environment?
- AInputs and outputs
- BCommands
- CCodes
- DFunctions
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Answer: A
Systems receive inputs from their environment and produce outputs to it. This input-output relationship is a basic way systems interact with their surroundings.
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