Os Viva Questions And Answers Jntu Apr 2026

Using secondary storage to extend RAM, where high swapping activity is known as thrashing.

A mechanism used by a user-level program to request services from the OS kernel, such as file access or process creation. Unit 2: Process Management & Threads

Algorithms like FCFS, SSTF, SCAN, and C-SCAN determine the order of disk access. Os Viva Questions And Answers Jntu

Processes have separate memory, while threads share memory; thread switching is faster. Unit 3: CPU Scheduling & Synchronization

It is a program that acts as an interface between a computer user and computer hardware, managing all software and hardware resources. Using secondary storage to extend RAM, where high

Operating System (OS) viva questions for JNTU (Jawaharlal Nehru Technological University) examinations typically cover core academic units ranging from process management to security. Authoritative resources from Scribd and Studocu highlight the following essential questions and answers grouped by topic.

Dividing physical memory into frames and logical memory into pages to eliminate external fragmentation. Processes have separate memory, while threads share memory;

Temporarily storing data (e.g., for printers) on disk.