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Ans (2): Utility

Utilities are those application programs that assist the computer by performing housekeeping functions like backing up disk or scanning viruses etc. Disk defragmentor is a type of utility. It speeds up disk access by rearranging the files and freeing space on the computer.

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Ans (1): MAN

Metropolitan Area Network is defined as the network which spreads over a number of buildings in the same city or town. WAN is defined as a larger network as compared to MAN and it is confined sometimes within the boundary of a state or country

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Ans (1): Chart Wizard

Chart Wizard is used in Excel to create charts. It is found in the Microsoft Excel program & can be utilized by following steps leading to creation of chart .It is accessible on the “Insert Menu”, followed by “Chart” option.

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Ans (4): Numeric keypad

The numeric keypad is mainly situated on the right hand side of the computer keyboard in standard cases. This keyboard contains the mathematical operations and digits

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Ans (3): Biometrics

Biometrics allows us to use your finger, eye, or voice print to secure our information resources. It is the measurement and statistical analysis of people's physical and behavioral characteristics. It is mainly used for identification and access control, or for identifying individuals that are under surveillance. Biometric identifiers are the distinctive, measurable characteristics used to label and describe individuals. Biometric identifiers are often categorized as physiological versus behavioral characteristics. Physiological characteristics are related to the shape of the body.

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Ans (2): edit

Through edit we can make change to written work which is already done.

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Ans (1): Fetch cycle

An instruction cycle is the basic operational process of a computer. It is also known as the fetch-decode-execute cycle or the fetch-execute cycle. It is the process by which a computer retrieves a program instruction from its memory, determines what actions the instruction dictates, and carries out those actions.

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Ans (4): Gigabyte

A byte is a contiguous sequence of eight bits that is used as a unit of memory, storage and instructions execution in computers. A gigabyte is equal to approximately one billion bytes or a thousand megabytes.

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Ans (5): Printer

Printer is an output device and not a part of storage media whereas rest are part of storage media for purposes like backup, archiving etc.

Few important storage media:

Magnetic Tape, Hard Disk, USB, Fireware, Optical storage like CD, DVD, Blue Ray disks etc. Solid state storage like memory stick, flash memory etc, Remote Backup service, Floppy disk etc.

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Ans (2): Database

A database is an organized collection of data. It is the collection of schemas, tables, queries, reports, views and other objects. The data are typically organized to model aspects of reality in a way that supports processes requiring information, such as modelling the availability of rooms in hotels in a way that supports finding a hotel with vacancies.

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Ans (3): Neighbourly

Google has rolled out ‘Neighbourly’ app. It uses user-generated content and can help share information about various localities of a city. Neighbourly users have asked just about anything, from the source of a strong LPG smell to why there are elephants on the street outside.

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Ans (4): Open System Interconnection

The Open Systems Interconnection model (OSI Model) is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system without regard of their underlying internal structure and technology. Its goal is the interoperability of diverse communication systems with standard protocols. The model partitions a communication system into abstraction layers. The original version of the model defined seven layers.

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Ans (2): Allowing header and footer to appear on the document when printed

Headers and footers are areas in the top and bottom margins of each page in a document. You can add, edit, or delete headers and footers when your document is in print layout view or publishing layout view. You can add page numbers, the time and date, a company logo, the document title or file name, or the author's name to a header or footer.

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Ans (4): The address of a document or “page” in world wide web

A Uniform Resource Locator (URL), commonly informally termed a web address (a term which is not defined identically is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it. A URL is a specific type of Uniform Resource Identifier (URI), although many people use the two terms interchangeably. A URL implies the means to access an indicated resource, which is not true of every URI. URLs occur most commonly to reference web pages (http), but are also used for file transfer (ftp), email (mailto), database access (JDBC), and many other applications.

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Ans (4): Counter wheels

The analytical engine developed during first generation of computers used counter wheels as a memory unit.