Test: Operating System - 2 - Computer Science Engineering (CSE) MCQ

In UNIX, a new process is created by fork() system call. fork() system call returns a process ID which is generally the process id of the child process created.

Oracle is an RDBMS (Relational Database Management System). It is known as Oracle Database, Oracle DB, or Oracle Only. The first database for enterprise grid computing is the Oracle database.

The first operating system was developed in the early 1950's. It was also called a single-stream batch processing system because it presented data in groups.

The .txt file extension is a standard text document extension that contains the unformatted text. It is the default file extension for the notepad.

The FAT stands for File allocation table. The FAT is a file system architecture. It is used in computer systems and memory cards. A FAT of the contents of a computer disk indicates which field is used for which file.

Booting is a process of the restart the computer. After restarting it, there is no software in the computer's main memory.

Banker's algorithm is used to prevent the deadlock condition. The banker algorithm is sometimes called the detection algorithm. It is named the banker algorithm because it is used to determine whether a loan can be granted in the banking system or not.

The Linux operating system is an open-source operating system made up of a kernel. It is a very safe operating system.

The IDL stands for Interface Definition Language. It is used to establish communications between clients and servers in RPC (Remote Procedure Call).

The fence register is used for memory protection on the computer. It is a way to access the memory in the computer.

The single-user operating system is the operating system in which only one user can access the computer system at a time, and Ms-DOS is the best example of a single-user operating system.

A Translation Lookaside Buffer miss arises when the page table entry needed to translate a virtual address to a physical address is not available in the translation lookaside buffer.

Windows XP supports the 64-bits. Windows XP is designed to expand the memory address space. Its original name is Microsoft Windows XP Professional x64 and it is based on the x86-64 architecture.

DOS stands for Disk operating system. Disk operating system is a single-user operating system that does not support more than one program at a time.

The system call provides an interface for user programs to access the services of the operating system through the API (Application Program Interface).