• The most common method of entering text and numerical data into a computer system is through the use of a
keyboard.
• Unsolicited commercial email is commonly known as Spam.
• Which device is used for dividing a network into segments- Switch
• Executing is the process of carrying out commands.
• Editing a document consists of reading through the document you‘ve created, then- Correcting your errors.
• Most mail programs automatically complete the following two parts in an e-mail- From and To.
• Different applications and documents of windows desktop are represented by Icon.
• Which area in an Excel window allows entering values and formulas- Formula Bar?
• Fax machines and imaging systems are examples of- Scanning devices.
• The particular field of a record that uniquely identifies each record is called the key field.
• In order to tell Excel that we are entering a formula in a cell, we must begin the entry with an operator-=(Equal)
• Booting is the process when the computer is turned on and the operating system is loading.
• Numbers in table columns are usually- Right Alignment.
• Character in table columns are usually- Left Alignment.
• To combine two or more cells into a single cell is called – Merging
• In a relational database, this is a data structure that organizes the information about a single topic into rows (Tuple)
and columns (Attributes) - Table
• The first computers were programmed using- : Machine language.
• A series of instructions that tells a computer what to do and how to do it is called a- Instruction
• You can use the Address bar to type a URL and display a web page, or type a keyword to display a list of related
web pages.
• When communication in both directions and both the devices can simultaneously transmit the data known as-: Full
duplex
• Collaborative software: Groupware, such as Lotus Notes or Microsoft Exchange
• Certification: Skills and knowledge assessment process.
• Computer Crime: The act of stealing, cheating or otherwise defrauding an organization with the use of a
Computer.
• Cryptography: Method used to protect privacy and security on the internet
• DBMS: An acronym for the database management system. A program that maintains and controls the access to
collection of related information in electronic files.
• Data: Facts coded and structured for subsequent processing, generally using a computer system.
• Digital signature: Encrypted signature used for providing security for the messages/data transferred through the
internet.
• Digital computer: A device that manipulates discrete data and performs arithmetic and logic operations on these
data.
• Data transmission: The movement of data from one location of storage to another. If the locations are
geographically far away, generally done via satellites.
• Disk Mirroring: The data is written on two or more hard disks simultaneously over the same channel
• Disk Duple Xing: The data is written on two or more hard disks simultaneously over the different channel
• Dumb Terminals: Hardware configuration consisting of a keyboard and monitor that is capable of sending and
receiving information but has no memory or processing capabilities.
• Download: Process of transferring a file system from one system to another
• E-commerce: Business transactions conducted over extranets or the internet
• Enterprise, resource planning: An integrated system of operation application combining logistics, production,
contract and order management, sales forecasting and financial and HR management
• Data processing: It is a method concerning with the systematic recording, arranging, filing, processing and
dissemination of facts of business
• The Undo button on the quick access Toolbar allows you to cancel your recent commands or actions.
• A gigabyte represents approximately one billion memory locations.
• Merging cells involves creating a single cell by combining two or more selected cells.
• The horizontal and vertical lines on a worksheet are called— gridlines
• To delete an incorrect character in a document delete key to erase to the right of the insertion point.
• During the boot process, the BIOS looks for the system files.
• Multitasking is the ability of an operating system to control the activities of multiple programs at the same timE.
• The unique signal, generated by a device, that tells the operating system that it is in need of immediate
attention is called an- Interrupt.
• The blocks of code, included in the operating system, that software applications interact with are known
as: Application programming interfaces (APIs).
• MS-DOS is a command-driven operating system.
• SRAM retains data as long as power is provided to the memory chip and need not be refreshed periodically. SRAM
stands for Static Random Access Memory.
• The data on DRAM continues to move in and out of the memory as long as power is available and must be
continually refreshed to maintain the data. DRAM stands for Dynamic Random Access Memory.
• Impact printers create an image by using some mechanism to physically press an inked ribbon against the page,
causing the ink to be deposited on the page in the shape desired.Examples of Impact Printers are Character
Printers and Dot Matrix Printers.
• Non – Impact Printers do not touch the paper when creating an image.Examples of Non - Impact Printers are
Inkjet printers, Laser printers, Solid ink printers, Dye- sublimation, Thermal wax printers, Thermal auto chrome
printers.
• An Integrated Software is a single application that combines major features of several types of application.
• A Hyperlink is a reference to data that the reader can directly follow either by clicking or by hovering or that is
followed automatically
• The Uniform Resource Locator, abbreviated as URL is a specific character string that constitutes a reference to a
resource. In most web browsers, the URL of a web page is displayed on top inside an address bar. An example of a
typical URL would be" http://www.makemyexam.in".
• An interrupt handler is a special numeric code that indicates the priority of a request.
• A spooler is a program that coordinates the print jobs that are waiting to print.
• Virtual memory is typically located on the hard drive.
• The purpose of a swap (or page) file is to hold a program‘s data or instructions in virtual memory when it can‘t fit
in RAM.
• The definition of thrashing is swapping data between virtual memory and RAM too frequently.
• Verification of a login name and password is known as authentication.
• The correct sequence of actions that takes place during the boot-up process?
• Activate BIOS -> Perform POST -> Load operating system -> Check configuration settings
• The BIOS stored on a ROM chip, is responsible for loading the operating system from its permanent location on the
hard drive into RAM.
• The memory resident portion of the operating system is called the— kernel.
• The World Wide Web (abbreviated as WWW or W3,
commonly known as the Web) is a system of
interlinked hypertext documents that are accessed via
the Internet.
• CC (Carbon Copy) in e – mail indicates those who
are to receive a copy of a message addressed primarily
to another. The list of CC recipients is visible to all
other recipients of the message.
• An additional BCC (blind carbon copy) field is
available for hidden notification; recipients listed in
the BCC field receive a copy of the message, but are
not shown on any other recipient's copy (including
other BCC recipients) power-on self-test (POST)
• Using Windows Explorer, a plus (+) sign in front of a
folder indicates— the folder contains subfolders.
• In Windows XP, if you want to see the file size and
modified dates of all files in a folder, the best viewing
option is the Details view.
• The primary purpose of software is to turn data into
Information.
• A directory within a directory is called-Sub
Directory.
• A compiler translates a program written in a high-level language into Machine language.
• A programming language contains specific rules and words that express the logical steps of an algorithm.
• The simultaneous processing of two or more programs by multiple processors is Multiprocessing.
• The secret code that restricts entry to some programs-Password
• Computers use the binary number system to store data and perform calculations.
• Executing is the process of carrying out commands.
• Softcopy is the intangible output, so then what is hardcopy - The printed output
• An error in a computer program is called as- Bug
• Backup is - Protecting data by copying it from the original source to a different destination.
• In page preview mode-You can see all pages of your document
• A collection of interrelated records is called – Database
• To move to the beginning of a line of text, press the Home key.
• The term ̳user interface’ refers to—What the user sees on the screen and how they can interact with it.
• Reusable optical storage will typically have the acronym-RW
• Text in a column is generally aligned – Left
• In Excel, Charts are created using which option -Chart Wizard
• The Mouse pointer becomes different shapes depending on the task you are performing.
• ̳MICR‘ technology used for clearance of cheques by banks refers to—Magnetic Ink Character Recognition
• Modern Computers represent characters and numbers internally using one of the following number systems- Binary
• Smallest storage unit of a computer is-Bit
• A MODEM is connected in between a telephone line and a—Computer
• E-governance-Delivery of public services through internet
• ‘Buy Now–Pay Now’ is commonly used for -Visa Cards
• Correcting errors in a program is referred to as- debugging
• An assembler is used to translate a program written in- Assembly language
• The capability of the operating system to enable two or more than two programs to execute simultaneously in a
single computer system by using a single processor is-Multitasking
• Which keys can be used together with other keys for special tasks - Ctrl, Shift
• Which is the part of a computer that one can touch and feel-Hardware
• A device that reads the information contained on a disk and transfers it to the computer‘s memory- disk drive
• The different styles of lettering in a word processing program-font
• Any letter, number, or symbol found on the keyboard that you can type into the computer- character
• A program which helps create written documents and lets you go back and make corrections as necessary- word
processor
• A place that a user can create to store files- folder
• Start or restart the computer-boot
• A blinking indicator that shows you where your next action will happen-cursor
• Commands at the top of a screen such as: FILE-EDIT-FONT-TOOLS to operate and change things within
programs- menu bar
• The command used to remove text or graphics from a document. The information is then stored on a clipboard so
you can paste it- cut
• A removable magnetic disc that holds information-hard drive
• A command to get a file you worked on from the memory where it was stored-open
• To move down a page in a document-scroll
• A program that works like a calculator for keeping track of money and making budgets-spreadsheet
• All of the following are examples of real security and privacy risks EXCEPT- spam.
• A process known as data mining is used by large retailers to study trends.
• Point-of-sale (POS) terminals (formerly known as cash registers) are often connected to complex inventory and
sales computer systems.
• The ability to recover and read deleted or damaged files from a criminal computer is an example of a law
enforcement specialty called- computer forensics.
• Surgeons can perform delicate operations by manipulating devices through computers instead of manually. This
technology is known as- robotics.
• Technology no longer protected by copyright, available to everyone, is considered to be-proprietary.
• Nano science is the study of molecules and structures whose size ranges from 1 to 100 nanometers.
• Artificial intelligence (AI) is the science that attempts to produce machines that display the same type of
intelligence that humans do.
• The name for the way that computers manipulate data into information is called:-processing.
• In the binary language each letter of the alphabet, each number and each special character is made up of a unique
combination of-eight bits.
• The term bit is short for- binary digit.
• The components that process data are located in the- system unit
• The CPU and memory are located on the- motherboard.
• Word processing, spreadsheet, and photo-editing are examples of-application software.
• Software is a set of computer programs used on a computer to help perform tasks.
• The PC (personal computer) and the Apple Macintosh are examples of two different-platforms.
• Servers are computers that provide resources to other computers connected to a-network.
• Supercomputers are specially designed computers that perform complex calculations extremely rapidly.
• DSL is an example of a broadband connection.
• The difference between people with access to computers and the Internet and those without this access is known as
the-digital divide.
• A byte can hold one character of data.
• The operating system controls the way in which the computer system functions and provides a means by which
users can interact with the computer.
• Embedded computers are specially designed computer chips that reside inside other devices, such as your car or
your electronic thermostat.
• The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called: A.
instructions-the operating system.
• The metal or plastic case that holds all the physical parts of the computer is the-system unit. Input devices are used
to provide the steps and tasks the computer needs to process data, and these steps and tasks are called instructions.
• When you connect to the Internet your computer is communicating with a server at your Internet service provider
(ISP)
• The earlier computers, which were massive in size, were based on vacuum tubes.
• Early computing machines, like the ENIAC, were actually meant to assist the armed forces.
• An improvement on the ENIAC, which pioneered 'stored program', was made possible with the help of the
mathematician John von Neumann.
• The B-programming language was developed by Ken Thompson.
• Famous people, associated with the ENIAC, EDVAC, UNIVAC computers are Eckert & Mauchly.
• The 1st commercially produced and sold computer (1951) was UNIVAC.
• IBM was provided software for PCs by Microsoft.
• The transformation from heavy computers to PCs was made possible using microprocessors.
• The first microprocessor was developed in 1971 by Intel.
• The term 'micro' (extremely small) denotes 10-6m.
• The Harvard student, who chose to write computer programs and dropped studies was Bill Gates.
• A Pentium 4 (P-4) employs roughly 40 million transistors.
• A program used to browse the web is called Web browser.
• An error in software designing which can even cause a computer to crash is called bug.
• The device which sends computer data using a phone line is called MODEM.
• The first home computer (1977), which was sold in millions of units was Apple II.
• 'PARAM-8000' is a First supercomputer in India.
• A website containing periodic posts is called blog.
• The unwanted or non-requested emails are called "spam".
• A computer framed to give various network services is called server.
• The first computers were programmed using Machine language.
• A filename is a unique name that you give to a file of information.
• A series of instructions that tells a computer what to do and how to do it is called a program.
• Super computers refers to the fastest, biggest and most expensive computers
• The rectangular area of the screen that displays a program, data, and or information is a window
• The process of a computer receiving information from a server on the internet is known as downloading
• You can use the tab key to move a cursor across the screen, indent a paragraph.
• A collection of related files is called record.
• Storage that retains its data after the power is turned off is referred to as non-volatile storage.
• Testing is the process of finding errors in software code.
• Syntax contains specific rules and words that express the logical steps of an algorithm.
• Changing an existing document is called the editing documentation
• The windows key will launch the start buttons.
• To move to the beginning of a line of text, press the home key.
• Information travels between components on the motherboard through buses.
• A tool bar contains buttons and menus that provide quick access to commonly used commands
• One advantage of dial-up internet access is it utilizes existing telephone security
• Protecting data by copying it from the original source is backup
• In a relational database, table is a data structure that organizes the information about a single topic into rows and
columns.
• When the pointer is positioned on a hyperlink it is shaped like a hand .
• A compiler translates higher level programs into a machine language program, which is called object code
• The ability to find an individual item in a file immediately Direct access .
• Each box in a spread sheet is called a cell.
• Network components are connected to the same cable in the bus topology.
• Scanner will translate images of text, drawings and photos into digital form.
• MS-DOS is a single user operating system
• Ethernet is used for high speed telecommunications
• FORTRAN is a scientific computer language
• Connections to the internet using a phone line and a modem are called dial-up connections
• Restarting a computer that is already on is referred to as warm booting
• A cluster represents a group of sectors
• Boot sector viruses are often transmitted by a floppy disk left in the floppy drive
• A goal of normalization is to minimize the number of redundancy
• A proxy server is used to process client request for web pages
• When data changes in multiple list and list are not updated, this causes data inconsistency
• Granting an outside organization access to internet web pages is often implemented using a extranet
• The code that relational database management systems use to perform their database task is refer to as SQL
• Data integrity means that the data contained in the database is accurate and reliable
• The IBM made the first electronic computer in 1953
• Control panel is used for increasing and decreasing the speed of the cursor of mouse
• The .mpeg is the format of a movie file
• The memory address sent from the CPU to the main memory over a set of wires is called address bus
• The enhanced keyboard contains 101 keys
• Cache memory is a part of main memory
• The central host computer or file server in a star network maintains control with its connecting devices through
polling
• The integration of all kinds of media such as audio, video, voice, graphics and text into one coherent presentation
combined is called multimedia
• A technique for searching special databases, called data warehouses, looking for related information and patterns is
called data mining
• Batch processing is a technique in which a number of similar items or transactions are processed in groups or
batches during a machine run
• Browser is a link between the computer and the internet. It‘s actually a program that provides a way to look in the
hand interact with all information on the internet. A browser is a client program that uses the Hypertext Transfer
Protocol (http)
• Computer Crime: The act of stealing, cheating or otherwise defrauding an organization with the use of a computer
• Cryptography: Method used to protect privacy and security on the internet
• Digital signature: Encrypted signature used for providing security for the messages/data transferred through the
internet.
• E-commerce: Business transactions conducted over extranets or the internet
• Electronic data interchange (EDI) : Electronic transmission or documents through point to point connections