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106. Which of the following is not a component of an e-wallet ?
| Answer : Option B |
| Explanation : |
| E-Wallet (or digital wallet) was first conceived as a method of storing various forms of electronic money (e-cash or digital cash). It can store multiple monetory & identification implements. Monetary implements include cash, debit & credit cards & stored value cards while identificationincludes national or state identification includes national or state identification cards & driver's licences. Components of digital wallet includeInstrument manager, protocol manager, wallet controller, User profile manager, communication manager. The client API and user interfaces. |
107. A scanner scans________.
| Answer : Option A |
| Explanation : |
| A scanner is an input device that reads or scans an image and converts it into a digital format. It captures images from photographic prints, posters, magazine pages, print out of documents, etc. for computer editing and display. |
108. The _______, also called the Web, contains billions of documents.
| Answer : Option B |
| Explanation : |
| World Wide Web (WWW or W3 or simply Web) is asystem of interlinked hypertext documents accessed via the Internet. |
109. A _____ is a microprocessor based computing device.
| Answer : Option A |
| Explanation : |
| A personal computer is a micro computer designed for use by only one person at a time. It is based on a micro processor technology that enables manufacturers to put an entire CPU on one chip. Business use PC for word processing, accounting, desktop publishing, and for running spreadsheet and database management applications. At home, the most popular use for PC is for playing games. |
110. Key-board and _______ are examples of input devices.
| Answer : Option B |
| Explanation : |
111. . 17.Which of the following are properties of USB?
| Answer : Option D |
| Explanation : |
| USB (Universal Serial Bus) is the most popular connection used to connect a computer to devices such as digital cameras, printers, scanners, and external hard drives. USB is a cross-platform technology that is supported by most of the major operating systems. It can run on any hardware platform (PC, Mac, etc.) or OS platform (Linux, MacOS, Unix, Windows, etc.). Unlike most removable drives, a USB drive does not require rebooting after it's attached, does not require batteries or an external power supply, and is not platform dependent. |
112. To move to the bottom of a document, press _________.
| Answer : Option D |
| Explanation : |
| Ctrl + End is a keyboard shortcut used to jump to the end of all of the text in a page or document in MS word. When used alone, the end key moves the cursor to the end of the line, document, page, cell, or screen of where your cursor is positioned. |
113. A flat metallic disk that contains a large amount of permanently stored information read optically is called a ______
| Answer : Option D |
| Explanation : |
| CD-ROM (Compact Disc-Read Only Memory) is a compact disc on which a large amount of digitized data can be stored and accessed but it can not be altered by the user-that is, it contains permanentlystored data which can not be changed. |
114. DBMS Stand for ________
| Answer : Option B |
| Explanation : |
| Database Management System A database management system (DBMS) is a collection of programs that enables you to store, modify, and extract information from a database. |
115. The part of a computer that coordinates all its functions is called its
| Answer : Option D |
| Explanation : |
| The part of a computer that coordinates all its functions is called Control Unit. It is considered as the heart of the computer system because it controls the overall operation and function of the computer system. It controls all the other units, directs them to work in an appropriate system and organizes various operations performed. |
116. To access properties of an object, the mouse technique to use is _________ .
| Answer : Option A |
| Explanation : |
| Right-clicking an item usually displays a list of things you can do with the item. For eg. when you right-click the recycle bin on your desktop, windows displays a menu allowing you to open it, empty it, delete it or see its properties. |
117. Which of the following controls the manner of interaction between the user and the operating system?
| Answer : Option A |
| Explanation : |
| A User interface refers to a visual part of computer application or operating system through which a user interacts with a computer or a software. It determines how commands are given to the computer or the program and how information is displayed on the screen. Three main types of user interfaces are- command language, Menus and Graphical user interface. |
118. Which of the following search engines continuously sends out that starts on a homepage of a server and pursue all links stepwise ?
| Answer : Option B |
| Explanation : |
| A program that automatically fetches Web pages. Spiders are used to feed pages to search engines. It's called a spider because it crawls over the web. Another term for these programs is Web Crawler. |
119. The signal that a computer is waiting for a command from the user --
| Answer : Option E |
| Explanation : |
| A prompt is a sign to indicate that the computer is waiting for a command from the user. Type your command, then press 'Enter' key to execute the command |
120. In DOS, which of the following command is used to delete all the files as well as sub-directories of a directory?
| Answer : Option C |
| Explanation : |
| Deltree, short for delete tree, is a command in DOS to delete a directory including all files and sub directories that are in it. All files and sub directories subordinate to the directory you are deleting will also be deleted regardless of any attributes. This means that even if a file has hidden, system, read only or other attributes, it will still be deleted : DELTREE [1Y] [drive :] path [[drive:] [path[...]] |
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