Which of the following operating system does not interact with the computer directly, in fact in this operating system each user prepares his job in an offline device and submits it to the computer?

• 1. Batch Operating system

• 1. Multitasking Operating System

• 1. Time-sharing Operating System

• 1. Distributed Operating System

Which of the following Operating systems use multiple central processors to serve multiple real-time applications and multiple users?

• 1. Batch Operating system

• 1. Multitasking Operating System

• 1. Time-sharing Operating System

• 1. Distributed Operating System

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

• Suspended state

• Terminated state
  
  

• Ready state

• Blocked state

In real time operating system ____________

• process scheduling can be done only once
  
  

• all processes have the same priority
  
  

• kernel is not required
  
  

• a task must be serviced by its deadline period

Which of the following Operating systems runs on a server and provides the server the capability to manage data, users, groups, etc?

• Batch Operating system

• Network operating system

• Mobile Operating system

• Real-time Operating system

What is a bootstrap program?

• It is the first code that is executed when the computer system is started

• It is the program that helps in restarting the system

• It is just a simple program like we have other programs in a system

• All of above

The process that are residing in the main memory and are ready and waiting to be executed are kept on a list called

• Process Queue

• Job Queue

• Ready Queue

• Execution Queue

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

• Running state

• Ready state

• Suspended state

• Terminated state

Embedded computers typically run on a ____ operating system?

• real-time

• Windows XP

• network

•           clustered

What is a system call in an operating system?

• A call made by a user-level application to request a specific service from the operating 

           system.

• A call made by the operating system to request additional resources from the hardware.

• A call made by a device driver to communicate with other devices in the system.

• A call made by the CPU to execute privileged instructions.