GK INFOPEDIA

[1] Which of the following is a storage device that uses rigid, permanently installed magnetic disks to store data/information? A. New Disk B. Hard disk C. Permanent disk D. Optical disk Ans: Hard disk Explanation : A hard disk drive (HDD), hard disk, hard drive or fixed disk is a data storage device used for […]

[1] Which of the following is a Web browser? A. Paint B. PowerPoint C. Firefox D. Word Ans: Firefox Explanation : Paint, PowerPoint and Word are application software. [2] Which type of system can learn and adjust to new circumstances by themselves? A. Database management system B. Expert systems C. Geographical systems D. Neural networks […]

[1] Which among the following is the reboot where the power to the system is physically turned off and back on again, causing an initial boot of the machine? A. Toggle B. Cold booting C. Warm booting D. Logging off Ans: Cold booting Explanation : Reboots can be either cold (alternatively known as hard) where […]

[1] The SubSeven is an example of : A. antivirus B. Spyware C. Spam D. Trojan horse Ans: Trojan horse Explanation : SubSeven is a Trojan horse program that appears or pretends to be a genuine application, but actually causes damage to the executable files on the computer. [2] Which among the following is the […]

[1]Linux is an OS based on _. A. DBMS B. UNIX C. Network node D. J2EEE Ans: UNIX Explanation : The Linux open source operating system, or Linux OS, is a freely distributable, cross-platform operating system based on Unix. [2] Which of the following is used to close a tab on a browser? A. Ctrl […]

[1] Which type of system can learn and adjust to new circumstances by themselves? A. Database management system B. Expert systems C. Geographical systems D. Neural networks Ans: Neural networks Explanation : Neural networks can learn and adjust to new circumstances by themselves. [2] In 2014, Apple decided to invent a programming language. What is […]

[1] To justify the selected text, the shortcut key is _. A. Ctrl + 1 B. Ctrl + J C. Ctrl + U D. Ctrl + Alt + K Ans: Ctrl + J Explanation : Ctrl + J is the shortcut key to justify text. [2] The ability of an operating system to run more […]

[1] A is used to direct and dispatch data packets between different networks. A. Connection B. Bridge C. Gateway D. Router Ans: Router Explanation : A router is used to route data packets between different networks. It reads the information in each packet to tell where it is going. [2] Dr. E.F. Codd represented rules […]