Operating System - Study Mode

[#136] Which key deletes text before, or to the left, of the insertion point?
Correct Answer

(D) BackSpace

Explanation

Solution: To delete text to the left of the insertion point, press the backspace key. Each time you press and release the backspace key the insertion point moves back one space. The space, or the character occupying it, is deleted.

[#137] The chunks of a memory are known as
Correct Answer

(D) Frame

Explanation

Solution: It is the smallest unit of data for memory management in a virtual memory operating system. Similarly, a page frame is the smallest fixed-length contiguous block of physical memory into which memory pages are mapped by the operating system.

[#138] Start / restart the computer is called
Correct Answer

(D) Boot

Explanation

Solution: A warm boot (also called a "soft boot") is the process of restarting a computer. It may be used in contrast to a cold boot, which refers to starting up a computer that has been turned off. Warm boots are typically initiated by a "Restart" command in the operating system.

[#139] Which file is transferred when computer is start up?
Correct Answer

(D) System files

Explanation

Solution: A system file in computers is a critical computer file without which a computer system may not operate correctly. These files may come as part of the operating system, a third-party device driver or other sources. Microsoft Windows and MS-DOS mark their more valuable system files with a "system" attribute to protect them against accidental deletion.

[#140] Which of the following is an example of utility?
Correct Answer

(A) Antivirus

Explanation

Solution: Some of the examples of the utility programs (Utilities) include: Disk defragmenters, System Profilers, Network Managers, Application Launchers, Antivirus software, Backup software, Disk repair, Disk Cleaners, Registry Cleaners, Disk Space analyzer, file manager, File Compression, Data Security and many more.