Operating System Basics

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Questions and Answers

What is the primary function of an operating system?

To develop new software applications
To handle user applications
To manage hardware and software interactions (correct)
To provide a user interface

What type of software is an operating system classified as?

Programming software
Utility software
Application software
System software (correct)

What is the role of an operating system in relation to end users?

To develop software applications
To design computer hardware
To handle technical details (correct)
To provide technical support

What is the range of computers that use an operating system?

From smallest notebooks to largest supercomputers (B) Signup and view all the answers

What is the relationship between an operating system and application software?

The operating system works with application software (A) Signup and view all the answers

What occurs when a computer is started from a powered-off state?

Cold boot (A) Signup and view all the answers

What is the term for when a computer restarts while it is already turned on?

Warm boot (D) Signup and view all the answers

What allows multiple applications to run simultaneously on a computer?

Multitasking operating system (C) Signup and view all the answers

What is the primary role of the buffer area in a computer's memory?

To hold data and instructions temporarily (D) Signup and view all the answers

How does an operating system allocate memory to different programs?

By dividing RAM into portions for each program (D) Signup and view all the answers

What ensures that all applications have fair access to the CPU in a multitasking environment?

Preemptive multitasking (C) Signup and view all the answers

What is the purpose of a swap file in virtual memory?

To temporarily store copies of pages when RAM is full (B) Signup and view all the answers

What is the function of device drivers in an operating system?

To enable communication between the computer and devices (A) Signup and view all the answers

What is the primary purpose of interrupts in an operating system?

To signal the OS when actions are taken (C) Signup and view all the answers

What is the user interface responsible for in an operating system?

Providing a way for users and programs to communicate (A) Signup and view all the answers

What type of user interface is characterized by visual icons and menus?

Graphical user interface (B) Signup and view all the answers

What is the term for the units of fixed size that contain program instructions and data in virtual memory?

Pages (D) Signup and view all the answers

What is the main benefit of a menu-driven user interface?

It enables the user to avoid memorizing keywords and syntax (D) Signup and view all the answers

What type of operating system is designed for specific applications and is compact and efficient?

Embedded operating system (A) Signup and view all the answers

What is a characteristic of command-line user interfaces?

Requires the user to type commands to instruct the OS (B) Signup and view all the answers

What is an example of a device that might use an embedded operating system?

PDA (D) Signup and view all the answers

What category of operating systems is used in client/server network environments?

Server operating systems (B) Signup and view all the answers

What is a characteristic of stand-alone operating systems?

Used by single users (A) Signup and view all the answers

How often are full backups typically done?

Weekly (C) Signup and view all the answers

What triggers a full backup after a major change to the data on the disk?

Operating system upgrade (B) Signup and view all the answers

What is the benefit of doing incremental backups?

It takes a shorter time to complete (B) Signup and view all the answers

What is the characteristic of incremental backups?

The shorter the time interval between backups, the less data to be backed up (C) Signup and view all the answers

What is the function of antivirus software?

To protect the computer from viruses (A) Signup and view all the answers

Which of the following is NOT a popular antivirus program?

Google Antivirus (D) Signup and view all the answers

What is the purpose of a disk scanning program?

To find and resolve disk file storage problems (C) Signup and view all the answers

What is the result of a fragmented disk?

Slower disk access (A) Signup and view all the answers

What is the purpose of a file compression utility?

To decrease the size of files and create archives (A) Signup and view all the answers

What is a boot disk used for?

To load the operating system for emergencies (D) Signup and view all the answers

What is the purpose of a search utility?

To locate files (A) Signup and view all the answers

What is the result of using a disk defragmentation program?

Faster disk access (A) Signup and view all the answers

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Study Notes

The Operating System Every computer from smallest notebook to the largest supercomputer,has an operating system System software works with end users, application software, and computer hardware to handle technical details.

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