Operating System Question Paper With Answer pdf
Operating system is an integral part of computer systems that manages hardware resources and provides an environment for other software applications to run on. It is the most essential software component that drives the overall functionality of a computer system. Operating system involves a wide range of concepts that are important for computer science students to understand. One of the best ways to test and evaluate this knowledge is through operating system question papers.
Question Paper-1
Section A: Multiple Choice Questions (MCQs) - 20 Marks
Choose the correct answer from the following options:
1. What is a system call?
a) A method of process switching
b) A software interrupt
c) A user-level interrupt
d) A hardware interrupt
Answer: b
2. Which of the following is not a state of a process?
a) Running
b) Blocked
c) Zombie
d) Idle
Answer: d
3. Which of the following scheduling algorithms is non-preemptive?
a) Round Robin
b) First-Come-First-Serve (FCFS)
c) Shortest Job First (SJF)
d) Priority Scheduling
Answer: b
4. Which directory contains the system configuration files in Linux?
a) /usr/bin
b) /etc
c) /var
d) /home
Answer: b
5. What is the function of a bootloader?
a) Programs the BIOS
b) Starts the operating system
c) Performs power-on self-test
d) Verifies the integrity of the hard disk
Answer: b
Section B: Short Answer Questions - 30 Marks
Answer any five questions in 20-30 words each:
1. What is a page fault?
2. List any two types of system calls.
3. What is a semaphore?
4. Define virtual memory.
5. What is the difference between a process and a thread?
6. What is the role of the shell in Linux?
7. What is a deadlock?
Section C: Essay Questions - 50 Marks
Answer any three questions in 200-250 words each:
1. Explain the various process scheduling algorithms used in operating systems.
2. Discuss the concepts of virtual memory and paging.
3. What is a file system? Explain the different types of file systems used in operating systems.
4. Discuss the various memory management schemes used in operating systems.
Question Paper-2
Section A: Multiple Choice Questions (MCQs) - 20 Marks
Choose the correct answer from the following options:
1. Which of the following is not a type of operating system?
a) Batch OS
b) Interactive OS
c) Multi-tasking OS
d) None of the above
Answer: d
2. What is the maximum number of files that can be stored in a FAT32 partition?
a) 2^16
b) 2^32
c) 2^48
d) 2^64
Answer: b
3. Which of the following is not a type of file allocation method?
a) Contiguous allocation
b) Linked allocation
c) Indexed allocation
d) None of the above
Answer: d
4. Which of the following is not a system call?
a) fork()
b) exec()
c) open()
d) all of the above are system calls
Answer: d
5. Which of the following is not a storage device?
a) Hard disk
b) RAM
c) Optical disk
d) Keyboard
Answer: d
Section B: Short Answer Questions - 30 Marks
Answer any five questions in 20-30 words each:
1. What is a process?
2. What is a kernel?
3. What is a system file?
4. What is the difference between logical and physical address?
5. What is the role of a device driver?
6. What is an interrupt?
7. What is the function of a file system directory?
Section C: Essay Questions - 50 Marks
Answer any three questions in 200-250 words each:
1. Discuss the advantages and disadvantages of multi-tasking operating systems.
2. Explain the various disk scheduling algorithms used in operating systems.
3. What is virtualization? Discuss its advantages and disadvantages.
4. Discuss the various security issues that arise in operating systems and how they can be addressed.
Question Paper-3
Section A: Multiple Choice Questions (MCQs) - 20 Marks
Choose the correct answer from the following options:
1. Which of the following is not a function of an operating system?
a) Process management
b) Memory management
c) Database management
d) Input/output management
Answer: c
2. What is a thread?
a) A lightweight process
b) A system call
c) A communication protocol
d) A device driver
Answer: a
3. Which of the following file systems is used by Windows operating systems?
a) Ext4
b) NTFS
c) XFS
d) HFS+
Answer: b
4. What is semaphores used for?
a) Synchronization between processes
b) Graceful shutdown of the system
c) Manage physical memory
d) None of the above
Answer: a
5. Which of the following is not a layer in the OSI model?
a) Physical layer
b) Session layer
c) Transport layer
d) Application layer
Answer: b
Section B: Short Answer Questions - 30 Marks
Answer any five questions in 20-30 words each:
1. What is the function of an operating system?
2. What is a shell?
3. What is deadlock?
4. What is a process control block?
5. What is fragmentation?
6. What is file sharing?
7. What is race condition?
Section C: Essay Questions - 50 Marks
Answer any three questions in 200-250 words each:
1. Discuss the various types of file systems used in operating systems and their advantages and disadvantages.
2. Explain the various memory allocation methods used in operating systems.
3. Discuss the different types of IPC mechanisms available in operating systems.
4. What is a process? Describe the process states and transitions, with the help of a diagram.
About Operating System:
Operating system is a software program that manages various hardware components of a computer, including the CPU, memory, storage, and input/output devices. It functions as an interface between the user and the computer hardware. The main functions of an operating system are memory management, process management, device management, file system management, and security management. A variety of operating systems are available in the market, including Windows, Mac OS, Unix, and Linux. Each operating system has its unique features, advantages, and disadvantages.
About Operating System Question Paper with Answer PDF Availability:
Operating system question paper with answer PDF is an excellent study resource for computer science students who are preparing for exams. Many educational institutions, online forums, and websites offer a wide range of operating system question papers with solutions in PDF format. These question papers cover various topics related to operating system, such as process management, memory management, file system management, device management, system calls, and security. Students can download these PDF files and use them for self-study, exam preparation, and revision.
Conclusion:
Operating system is a critical component of computer science that forms the backbone of modern computing technology. Through an understanding of operating system concepts and principles, students can develop their skills for computer programming, system design, and troubleshooting. Operating system question paper with answer PDF is an excellent resource for students to test their knowledge and enhance their learning experience. By accessing these resources, students can gain deeper insights into operating system concepts and prepare for academic success.