How many modes does an Operating System have:

Which command is used to change the mode (permissions) of a file in the terminal?

The interval from the time a process is submitted to the time it completes is termed as ____________

The processes that are residing in main memory and are ready and waiting to execute are kept in a list called the

The systems which allow only one process execution at a time are called __________.

Demand paging is the concept in which a process is copied into the main memory from the secondary memory according to the requirement.

What are Spinlocks?

In which CPU scheduling algorithm is a certain amount of time allocated to each process?

If no cycle exists in the resource allocation graph, then the system will be in a safe state.

With the round robin scheduling algorithm in a time-shared system, using very small time slices converts it into the First-Come, First-Served scheduling algorithm.