KPMBOS Chapter 1 Quiz

What is the primary role of an operating system?

• To create applications

• To enhance graphics performance

• To manage hardware resources

• To provide internet access

Which of the following is NOT a component of a computer system?

• Network Protocols

• Application Programs

• Hardware

• Operating System

What does the term 'kernel' refer to in an operating system?

• A user interface

• A hardware component

• A type of application

• The main program running at all times

Which of the following is an example of a free and open-source operating system?

• GNU/Linux

• iOS

• macOS

• Windows

What is the purpose of interrupts in an operating system?

• To signal the CPU for attention

• To manage user input

• To handle errors

• To increase processing speed

In a multiprogramming environment, what is the main goal?

• To run multiple applications simultaneously

• To enhance graphics performance

• To reduce the number of users

• To increase the size of memory

What is the function of a device driver?

• To manage hardware devices

• To create applications

• To provide internet access

• To enhance user interfaces

Which of the following describes 'virtual memory'?

• A type of secondary storage

• Memory that is physically present

• Memory used for graphics processing

• A technique to allow execution of processes not completely in memory

What is the main difference between user mode and kernel mode?

• User mode has limited access to hardware

• Kernel mode is slower than user mode

• User mode can execute any instruction

• Kernel mode is only for application programs

What is the purpose of a bootstrap program?

• To enhance graphics performance

• To manage user applications

• To provide internet connectivity

• To initialize the system and load the OS