operating systems Flashcards

(10 cards)

1
Q

What is a Batch Operating System?

A

An OS that executes batches of jobs without user interaction, commonly used in early mainframes for large-scale data processing.

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2
Q

What is a Time-Sharing Operating System?

A

An OS that allows multiple users to share system resources simultaneously by rapidly switching between tasks, giving the illusion of parallel execution.

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3
Q

What is a Distributed Operating System

A

An OS that manages a group of independent computers and makes them appear as a single system to users.

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4
Q

What is a Real-Time Operating System (RTOS)

A

An OS designed to process data and respond to inputs within a guaranteed time frame, often used in embedded or control systems.

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5
Q

What is an Embedded Operating System?

A

A lightweight OS built into dedicated devices (e.g., routers, smart TVs, IoT devices) to manage specific hardware efficiently.

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6
Q

What is the role of the OS in Security?

A

It protects data and system resources through user authentication, access control, encryption, and malware prevention.

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7
Q

What does Memory Management do in an OS?

A

It allocates and tracks computer memory, ensuring that each process gets sufficient memory and preventing conflicts or leaks.

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8
Q

How does the OS handle Multitasking?

A

It manages CPU time by scheduling tasks so multiple applications can run seemingly at the same time without interference.

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9
Q

What is the function of Device Drivers in an OS?

A

They act as translators between the OS and hardware devices, enabling software to communicate with printers, keyboards, or other peripherals.

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10
Q

What is the OS’s role in Networking?

A

It manages network connections, data transfer, and communication protocols, allowing devices to share data and access network resources.

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