Operating System

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

• Resource allocation

• Application development

• Process management

• I/O management

A real-time operating system (RTOS) is primarily designed for:

• General-purpose computing

• Time-critical applications

• Batch processing

• Network management

Which OS structure divides the system into layers, each built upon the services of the layer below?

• Monolithic kernel

• Microkernel

• Layered approach

• Distributed system

The core of the OS, responsible for managing hardware resources, is called the:

• Shell

• Kernel

• Driver

• API

Which component of the OS manages the storage and retrieval of files?

• Process manager

• Memory manager

• File system

• Device driver

Which of the following is an example of a monolithic kernel OS?

• Linux

• macOS

• Windows

• All of the above

What is the primary purpose of a Process Control Block (PCB)?

• To store user data

• To hold information about a process

• To manage file systems

• To execute application programs

Which process state indicates that the process is currently using the CPU?

• Ready

• Running

• Blocked

• Terminated

Which scheduling algorithm gives each process a fixed time slice to run?

• FCFS

• SJF

• Round Robin

• Priority

Which IPC mechanism allows processes to communicate by exchanging messages?

• Shared memory

• Pipes

• Sockets

• Message queues