Operating System Tut1 Online Test

Round robin scheduling is essentially the preemptive version of ________.

A page fault occurs

Which of the following will determine your choice of systems software for your computer ?

What is a shell ?

Routine is not loaded until it is called. All routines are kept on disk in a relocatable load format. The main program is loaded into memory & is executed. This type of loading is called _________ .

In the blocked state

What is the memory from 1K - 640K called ?

Virtual memory is __________.

The process related to process control, file management, device management, information about system and communication that is requested by any higher level language can be performed by __________.

Multiprogramming systems ________.

Which is not the state of the process ?


An operating system (OS) is software, consisting of programs and data, that runs on computers, manages computer hardware resources, and provides common services for execution of various application software.
For hardware functions such as input and output and memory allocation, the operating system acts as an intermediary between application programs and the computer hardware,although the application code is usually executed directly by the hardware and will frequently call the OS or be interrupted by it. Operating systems are found on almost any device that contains a computer—from cellular phones and video game consoles to supercomputers and web servers.



what is difference between scheduling and scheduler ?

2712 days 17 hours 18 minutes ago


plz keep up dis good job,it will help students like us to develop more in o.s

4111 days 10 hours 46 minutes ago

Sachin Patil
IT Trainer/Lecturer with 7yrs of experience

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