Operating System GATE Questions with Answers - Download PDF

The Operating System GATE Questions comprise all the essential topics, including CPU Scheduling, Round Robin, SJF, FCFS, Schedulers, Synchronization, Semaphore, Deadlock, Banker Algorithm, Memory Management, Paging, Segmentation, Multilevel paging and Virtual Memory.

The other important topics are Page replacement techniques, File System, and UNIX File System, Disc Scheduling and Disc Scheduling Techniques.

Candidates should thoroughly practice all of these topics in order to evaluate their exam readiness because they are all crucial components of the GATE exam 2024.

The Operating System GATE questions might be quite helpful for those who want to improve their time management abilities and finish the exam in the allocated amount of time.

Operating System GATE with Answers - Download PDF

The GATE operating system questions with answers likely to be asked in GATE 2024 are added in the PDF below, and students can download the PDF directly by clicking on the link.

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Top 20 Operating System GATE Questions with Answers

The Operating System GATE questions comprise all the essential topics, including problems with CPU Scheduling, Synchronization, Deadlock, Memory Management, and File System.

Below are top 20 operating system GATE questions with their answers listed below for students to practice and assess their level of preparation.

Question 1. Which one of the following is not true?

1. a) kernel is the program that constitutes the central core of the operating system
2. b) kernel is the first part of the operating system to load into memory during booting
3. c) kernel is made of various modules which can not be loaded in running operating system
4. d) kernel remains in the memory during the entire computer session

Ans: C

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Question 2. What is the ready state of a process?

1. a) when the process is scheduled to run after some execution
2. b) when the process is unable to run until some task has been completed
3. c) when the process is using the CPU
4. d) none of the mentioned

Ans: A

Question 3. What is interprocess communication?

1. a) communication within the process
2. b) communication between two process
3. c) communication between two threads of the same process
4. d) none of the mentioned

Ans: B

Question 4. A set of processes is deadlock if ?

1. a) each process is blocked and will remain so forever
2. b) each process is terminated
3. c) all processes are trying to kill each other
4. d) none of the mentioned

Ans: A

Question 5. A process stack does not contain ?

1. a) Function parameters
2. b) Local variables
3. c) Return addresses
4. d) PID of the child process

Ans: D

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Question 6. Which system call can be used by a parent process to determine the termination of the child process?

1. a) wait
2. b) exit
3. c) fork
4. d) get

Ans: A

Question 7. The address of the next instruction to be executed by the current process is provided by the ?

1. a) CPU registers
2. b) Program counter
3. c) Process stack
4. d) Pipe

Ans: B

Question 8.  The systems which allow only one process execution at a time are called ?

1. a) uni programming systems
2. b) uni processing systems
3. c) unitasking systems
4. d) none of the mentioned

Ans: B

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Question 9. In an operating system, each process has its own ?

1. a) address space and global variables
2. b) open files
3. c) pending alarms, signals and signal handlers
4. d) all of the mentioned

Ans: D

Question 10. In Unix, Which system call creates the new process?

1. a) fork
2. b) create
3. c) new
4. d) none of the mentioned

Ans: A

Question 11. Which one of the following errors will be handled by the operating system?

1. a) power failure
2. b) lack of paper in the printer
3. c) connection failure in the network
4. d) all of the mentioned

Ans: D

Question 12. What is the main function of the command interpreter?

1. a) to get and execute the next user-specified command
2. b) to provide the interface between the API and application program
3. c) to handle the files in the operating system
4. d) none of the mentioned

Ans: A

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Question 13. If a process fails, most operating systems write the error information to a ?

1. a) log file
2. b) another running process
3. c) new file
4. d) none of the mentioned

Ans: A

Question 14. Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

1. a) DTrace
2. b) DLocate
3. c) DMap
4. d) DAdd

Ans: A

Question 15. Which one of the following is not a real-time operating system?

1. a) VxWorks
2. b) QNX
3. c) RTLinux
4. d) Palm OS

Ans: D

Question 16. OS X has ?

1. a) monolithic kernel
2. b) hybrid kernel
3. c) microkernel
4. d) monolithic kernel with modules

Ans: B

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Question 17. What is an operating system?

1. a) collection of programs that manage hardware resources
2. b) system service provider to the application programs
3. c) interface between the hardware and application programs
4. d) all of the mentioned

Ans: D

Question 18. To access the services of the operating system, the interface is provided by the?

1. a) System calls
2. b) API
3. c) Library
4. d) Assembly instructions

Ans: A

Question 19. Which one of the following is not true?

1. a) kernel is the program that constitutes the central core of the operating system
2. b) kernel is the first part of the operating system to load into memory during booting
3. c) kernel is made of various modules which can not be loaded in running operating system

Ans: C

Question 20. The entry of all the PCBs of the current processes is in?

1. a) Process Register
2. b) Program Counter
3. c) Process Table
4. d) Process Unit

Ans: C

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