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Course Code: BCA-402 Course Name: Operating System UNIT-I: Introduction What is an operating system? a) A hardware component b) A system software that manages hardware and software resources c) An application software d) A programming language Answer: b) A system software that manages hardware and software resources Which of the following is a characteristic of simple batch systems? a) Real-time processing b) Interactive processing c) Jobs are processed in batches without user interaction d) Distributed processing Answer: c) Jobs are processed in batches without user interaction Multi-programmed batch systems are designed to: a) Handle one task at a time b) Improve CPU utilization by running multiple programs simultaneously c) Execute programs in a sequential manner d) Only manage system files Answer: b) Improve CPU utilization by running multiple programs simultaneously Time-sharing systems are characterized by: a) Batch processing b) Real-time processing c) Allowing multiple us...
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