In operating system, each process has its own __________

• A. Address space and global variables
• B. Open files
• C. Pending alarms, signals and signal handlers
• D. All of the mentioned

In a timeshare operating system, when the time slot assigned to a process is completed, the process switches from the current state to?

• A. Suspended state
• B. Terminated state
• C. Ready state
• D. Blocked state

Cascading termination refers to the termination of all child processes if the parent process terminates ______

• A. Normally or abnormally
• B. Abnormally
• C. Normally
• D. None of the mentioned

When a process is in a “Blocked” state waiting for some I/O service. When the service is completed, it goes to the __________

• A. Terminated state
• B. Suspended state
• C. Running state
• D. Ready state

Transient operating system code is a code that ____________

• A. Stays in the memory always
• B. Never enters the memory space
• C. Comes and goes as needed
• D. Is not easily accessible

The portion of the process scheduler in an operating system that dispatches processes is concerned with ____________

• A. Assigning ready processes to cpu
• B. Assigning ready processes to waiting queue
• C. Assigning running processes to blocked queue
• D. All of the mentioned

The FCFS algorithm is particularly troublesome for ____________

• A. Time sharing systems
• B. Multiprogramming systems
• C. Multiprocessor systems
• D. Operating systems

A deadlock avoidance algorithm dynamically examines the __________ to ensure that a circular wait condition can never exist.

• A. Resource allocation state
• B. System storage state
• C. Operating system
• D. Resources

Swapping _______ be done when a process has pending I/O, or has to execute I/O operations only into operating system buffers.

• A. Must
• B. Can
• C. Must never
• D. Maybe

The main memory accommodates ____________

• A. Operating system
• B. Cpu
• C. User processes
• D. All of the mentioned