Whenever a process needs I/O to or from a disk it issues a ______________

• A. System call to the cpu
• B. System call to the operating system
• C. A special procedure
• D. All of the mentioned

The two steps the operating system takes to use a disk to hold its files are _______ and ________

• A. Partitioning & logical formatting
• B. Swap space creation & caching
• C. Caching & logical formatting
• D. Logical formatting & swap space creation

The _______ program initializes all aspects of the system, from CPU registers to device controllers and the contents of main memory, and then starts the operating system.

• A. Main
• B. Bootloader
• C. Bootstrap
• D. Rom

In SCSI disks used in high end PCs, the controller maintains a list of _________ on the disk. The disk is initialized during ________ formatting which sets aside spare sectors not visible to the operating system.

• A. Destroyed blocks, partitioning
• B. Bad blocks, low level formatting
• C. Destroyed blocks, high level formatting
• D. Bad blocks, partitioning

Which principle states that programs, users, and even the systems be given just enough privileges to perform their task?

• A. Principle of least privilege
• B. Principle of process scheduling
• C. Principle of operating system
• D. None of the mentioned

Network operating system runs on ___________

• A. Server
• B. Every system in the network
• C. Both server and every system in the network
• D. None of the mentioned

What are the types of distributed operating systems?

• A. Zone based operating system
• B. Level based operating system
• C. Network operating system
• D. All of the mentioned

In Unix, which system call creates the new process?

• A. Fork
• B. Create
• C. New
• D. None of the mentioned

What is a computer network?

• A. A device used to display information on a computer screen
• B. A collection of interconnected computers and devices that can communicate and share resources
• C. A type of software used to create documents and presentations
• D. The physical casing that protects a computer’s internal components

What is internet?

• A. A single network
• B. A collection of unrelated computers
• C. Interconnection of local area networks
• D. Interconnection of wide area networks