Operating System Quiz

What is the primary purpose of an operating system (OS)?

• To manage hardware resources only

• To control the general operation of a computer and provide an easy way for users to interact with the machine

• To run applications without user interaction

• To increase the speed of the CPU

Which of the following is NOT a key function of an operating system?

• Memory management

• CPU management

• Multitasking

• Hardware manufacturing

What does the term "bootstrapping" refer to in the context of an operating system?

• The process of shutting down the computer

• The process of loading the OS into RAM from the hard drive

• The process of formatting the hard drive

• The process of installing new software

Which component is responsible for starting the bootstrap program when the computer is powered on?

• RAM

• BIOS

• CPU

• GPU

What is the role of the Direct Memory Access (DMA) controller?

• To manage the CPU's tasks

• To allow hardware to access main memory independently of the CPU

• To control the user interface

• To manage file systems

Which of the following is a benefit of a user interface provided by an operating system?

• It increases the complexity of hardware interaction

• It hides the complexities of the hardware from the user

• It requires users to write code to interact with the computer

• It slows down the computer's performance

What is multitasking in the context of an operating system?

• Running one task at a time

• Running multiple tasks simultaneously by swapping processes quickly

• Running tasks without using the CPU

• Running tasks only in the background

Which of the following is NOT a state of a process in an operating system?

• Running

• Ready

• Blocked

• Terminated

What is the purpose of a low-level scheduling in an operating system?

• To manage file systems

• To allocate CPU time to processes

• To control peripheral devices

• To manage user accounts

Which scheduling algorithm allocates CPU time based on the arrival sequence of processes?

• Round Robin

• Priority-based

• First Come First Served (FCFS)

• Shortest Job First