COMPUTERS

Q1. Which of the following is an example of application software? 
(a) Microsoft Windows
(b) Linux
(c) Mac OSX
(d) MS Word 2007
(e) None of these

S1. Ans. (d)
Sol. MS Word 2007 is application software.

Q2. Mozilla Firefox is a: 
(a) Spreadsheet
(b) Word processing software
(c) Web browser
(d) Programming software
(e) None of these

S2. Ans. (c)
Sol.  Mozilla Firefox is a web browser.

Q3. _____ is usually recorded and played, displayed, or accessed by information content processing devices, which as computerized and electronic devices, but can also be part of live performance. 
(a) Virus
(b) BIOS software
(c) Multimedia
(d) C++
(e) LAN

S3. Ans. (c)
Sol. Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, still and moving images (Video), animation, audio, and any other media where every type of information can be represented, stored, transmitted and processed digitally.

Q4. Which of the following appropriately relates with starting up an operating system?  
(a) Starting
(b) Entering
(c) Formatting
(d) Booting
(e) None of these

S4. Ans. (d)
Sol. Booting is a start up sequence that starts the operating system of a computer when it is turned on. A boot sequence is the initial set of operations that the computer performs when it is switched on. Every computer has a boot sequence.

Q5. In MS-DOS 6.22, which part identifies that product uniquely?
(a) MS
(b) DOS
(c) Ms - DOS
(d) 6.22
(e) None of these

S5. Ans. (d)
Sol. MS-DOS 6.22; 6.22 is the version number which identifies it uniquely.

Q6. DOS stands for _____. 
(a) Disk Orientation system
(b) Disk Operating Signal
(c) Disk Operating System
(d) Disk Orientaional Signal
(e) None of these

S6. Ans. (c)
Sol. DOS stands for Disk Operating System

Q7. Android is a mobile operating system designed primarily for touchscreen mobile devices such as smartphones and tablets.  Which among the following was the first Android Operating System?
(a) Cupcake
(b) Alpha
(c) Gingerbread
(d) Doughnut
(e) Oreo

S7. Ans.(b)
Sol. Alpha was android version 1.0 released on 23rd September 2008. Android is continually developed by Google and the Open Handset Alliance (OHA), and has seen a number of updates to its base operating system since the initial release. The latest version on Android is Oreo – version 8.0

Q8. Which among the following key combination can be used to search in Windows Explorer?
(a) Ctrl+F
(b) Ctrl+S
(c) Ctrl+G
(d) Alt+S
(e) None of the above

S8. Ans.(a)
Sol. Ctrl+F is the short cut key combination that can be used to search in Windows Explorer.

Q9. A router is a networking device that forwards data packets and is connected to two or more data lines from different networks. Which among the following was the earliest device which had almost the same functionality as that of a router? 
(a) Interface Delay Device
(b) Interface Traffic Manager
(c) Interface Routing Processor
(d) Interface Message Processor
(e) Interface Data Manager

S9. Ans.(d)
Sol. The very first device that had fundamentally the same functionality as a router does today was the Interface Message Processor (IMP); IMPs were the devices that made up the ARPANET, the first TCP/IP network.

Q10. A vacuum tube (also called a VT, electron tube or, in the UK, a valve) is a device sometimes used to amplify electronic signals.  Vacuum Tubes were used in which generation of Computers?
(a) 1st Generation
(b) 2nd Generation
(c) 3rd Generation
(d) 4th Generation
(e) 5th Generation

S10. Ans.(a)
Sol. First Generation computers are characterized by the use of vacuum tubes. These vacuum tubes were used for calculation as well as storage and control. Later, magnetic tapes and magnetic drums were implemented as storage media. The first vacuum tube computer, ENIAC, was developed by US army ordinance to calculate ballistic firing tables in WWII. It had about 17 000 vacuum tubes.

Q11. What converts high-level languages into machine language?  
(a) Complier
(b) Assembler
(c) Operating System
(d) CPU
(e) Browser

S11. Ans.(a)
Sol. A complier is used to translate a program written in a high-level language to a machine language by compiling the entire program in one go.

Q12. Which of the following electronic devices processes data, converting it into information? 
(a) Computer
(b) Memory
(c) Case
(d) Stylus
(e) None of these

S12. Ans.(a)
Sol. A computer is an electronic device that accepts and stores data input, processes the data input, and returns as information.

Q13. Twisted pair wire is commonly used in which of the following? 
(a) Telephone networks
(b) Cable TV networks
(c) Computer networks
(d) Both (a) & (b)
(e) None of the above

S13. Ans.(a)
Sol. Twisted pair wires are used in telephone networks and for digital data transmission over short distances up to 1 km.

Q14. In network topology, all devices on a network are connected to a single continuous cable called:
(a) Star
(b) Ring
(c) Bus
(d) Tree
(e) Mesh

S14. Ans.(c)
Sol. The bus topology is also known as linear topology. This type of topology was used in traditional data communication networks. In this topology, a host located at one end of the bus (or the central node) communicates with all the other nodes attached along its length.
 
Q15. A term for retrieving software or other files on your computer from a computer network or Internet.
(a) Upload
(b) Download
(c) Sharing
(d) Mailing
(e) Editing

S15. Ans.(b)

Sol. Download refers to the process of obtaining software or other files on your computer from a computer network or the Internet.