IKM Operating Systems 2

Question 1

Which scheduling algorithm gives each process an equal time slice in circular order?

Accepted Answer

Round Robin

Answer

Round Robin assigns a fixed time quantum to each process in circular order.

Question 2

What is the primary purpose of virtual memory?

Accepted Answer

Allow programs to use more memory than physically available

Answer

Virtual memory uses disk space as an extension of RAM, enabling programs to address more memory than physically installed.

Question 3

Which file system is the default for modern Linux distributions?

Accepted Answer

ext4

Answer

ext4 is the default file system for most modern Linux distributions, offering journaling and large file support.

Question 4

What is a deadlock in operating systems?

Accepted Answer

Two or more processes waiting for resources held by each other

Answer

A deadlock occurs when processes are permanently blocked, each waiting for a resource held by another.

Question 5

Which system call creates a new process in Unix/Linux?

Accepted Answer

fork()

Answer

fork() creates a child process that is a copy of the parent process.

IKM - International Knowledge Measurement Practice Test