1. Which of these describes a situation when a computer does not respond to any input from the user ?
JOA-IT 913 *
Correct : B
Explanation:
2. The default web server used in LINUX OS based machine is :
Y.S. Parmar Uni. JOA *
Correct : B
Explanation: Apache is the most commonly used web server on Linux systems. It's a free and open-source web server that can be installed on almost all operating systems.
3. The core of LINUX Operating System is called as :
Y.S. Parmar Uni. JOA *
Correct : A
Explanation: The core of the Linux operating system (OS) is called the kernel. The kernel is the lowest level of the OS and manages the CPU, memory, and peripheral devices. It also handles network access, schedules processes or applications, and oversees all file system services.
4. The LINUX OS command to give read, write and execute premission to all i.e., user, group and other is ...... :
Y.S. Parmar Uni. JOA *
Correct : A
Explanation: The Linux command to give read, write, and execute permissions to all i.s., user, group, and other is chmod 777.
5. The command in LINUX OS to check Bad Sectors in your pen drive is :
Y.S. Parmar Uni. JOA *
Correct : A
Explanation: The fsck command in Linux is a file management tool that stands for "file system consistency check". It's a utility that helps detect and repair errors in file systems.
6. Ubuntu, Gentoo and centOS are the popular distributions of ...... Operating System ?
H.P State JOA *
Correct : D
Explanation:Ubuntu, Gentoo, and CentOS are all popular Linux-based operating systems.
7. State the correct external command ?
H.P High court *
Correct : C
Explanation: Internal commands are loaded into the system memory during system booting whereas External commands are stored in the system memory after system booting.
8. Which of the following command is used to copy all the files stored in floppy disk into the DATA directory of hard disk drive ?
Compter Operator *
Correct : B
Explanation:
9. What happens when you type "CD\" and press "Enter" key ?
Correct : C
Explanation: When you type `cd\` and press the Enter key, it changes the current directory to the root directory of the drive you are currently on. For example, if you are currently in the C:\Users\YourUserName directory and you type `cd\` and press Enter, you will be moved to the `C:\` directory.
10.What is the function of "Ctrl + C" in DOS ?
Compter Operator *
Correct : A
Explanation: Ctrl + C can also be used to interrupt a long-running process, such as a file copy or download. When you press Ctrl + C, the process will be stopped and you will be returned to the command prompt.
11. What type of OS is MS-DOS ?
Compter Operator *
Correct : C
Explanation : MS-DOS, or Microsoft Disk Operating System, is a non-graphical, command line operating system. It's a single-user, single-tasking operating system, meaning only one user can access the computer system at a time, and only one task can be completed at a time.
12. Which of following is not an OS ?
Correct :
Explanation:
13. How would you print the name of the current working directory in Linux terminal ?
Compter Operator *
Correct : D
Explanation: To print the name of the current working directory in Linux terminal, you can use the pwd command. This command stands for "print working directory". When you type pwd in the terminal, it will print the full path of the current directory to the console.
14. Which of the following Linux directories contain the system configuration files ?
Compter Operator *
Correct : B
Explanation: The /etc directory contains all the configuration files for the Linux system. The /etc directory is located in the root directory.
15. What is the Linux command to change premissions associated with a file ?
Compter Operator *
Correct : B
Explanation: The chmod, or change mode, command allows an administrator to set or modify a file's permissions.
16. In which language the UNIX OS has been written ?
Compter Operator *
Correct : B
Explanation: The UNIX operating system is written almost entirely in the C programming language. The C language was invented to write UNIX and is a successor of the B language. Dennis M. Ritchie, a computer scientist from the United States, developed the C programming language in 1972.
17. All the time a computer is switched ON, it operating system software has to stay in
Compter Operator *
Correct : B
Explanation: When a computer is turned on, the operating system (OS) is copied from the hard disk into RAM by the Basic Input Output System (BIOS). The OS is stored in permanent storage, such as the hard disk. When the computer is turned on, a small program called the loader in ROM sends instructions to load the OS by copying it from storage into RAM.
18. The 'folder' in an operating system are based on ____ .
JOA-IT *
Correct : C
Explanation: Operating systems use a hierarchical or inverted tree-like directory (folder) structure. There is a root folder in this structure that can contain files and subfolders, and those subfolders can contain other files and subfolders.
19. During the boot operation, the ______ looks the system file.
Correct : A
Explanation:
During the boot operation, the system firmware looks for and loads the Basic Input/Output System (BIOS) or its modern equivalent, the Unified Extensible Firmware Interface (UEFI). The BIOS is responsible for initializing and configuring the hardware components of the computer and loading the operating system (OS) into the system's memory. Once the OS is loaded, control is transferred to the OS, and the system proceeds with the normal boot process
20. The root directory of a Linux operating system is designated by the following symbol :
Correct : A
Explanation: The root directory of a Linux operating system is represented by a forward slash (/).
The root directory is the top-level directory in the file system hierarchy. It contains all other directories and files on the system, including users and installed software.