(a) The collection and preservation of records and their recall when needed are the _____________ of memory.(functions/computer).

(b) The functions of a computer are _____________ to the mental jobs done by human beings.(similar/ different)

(c) Sequential access memory is to read and _____________ sequentially.(write/learn)

(d) Read Only _____________ is permanent memory.(Memory/ RAM)

(e) ___________EPROM is the same as the EPROM but it only differs in the process of erasing. (Electrically/ Auxiliary)

(f) A computer takes in ______ facts.(raw/ripe)

(a) The computer is a machine and it has to do similar functions like our brain. Therefore, artificial memory is an important part of the computer.

(b) Erasable Programmable Read Only Memory provides with a facility to erase the program as well as to write a fresh program.

(c) 0 and 1 are two numbers used in binary system.

(e) Letters and numbers become a series of long or short sounds, known as dots and dashes.

(f) A computer sends an electrical pulse though electronic circuits to process the data.

1. What are the two things which are used by a computer to process the data ?

2. Explain how the computer works .

3. Describe the data coding and functioning .

4. What do you understand by computer logic ?

5. Write a short note on computer memory .

1. PROM

2. EEPROM

3. Bits and Bytes

4. Semiconductor memory

16 Bits= _____ Byte

1024 Bytes = _____ KB (Kilo Byte)

_____ KB = 2 MB (Mega Byte)

_____ MB= 3 GB(Giga Byte)

2048 GB = _____ TB(Terra Byte)

_____ TB = 4 PB(Peta Byte)

1024 PB = _____ EB(Exa Byte)

1024 EB = ZB(Zetta Byte)

3072 ZB = YB (Yotta Byte)

_____ YB = 1 (Bronto Byte)

4096 Brontobyte = _____ (Geop Byte)

(a) A program is a set of instructions given to a _______________ .  (computer/modem)

(b) 0 and 1 are known as _______________ codes. (binary/machine)

(c) A computer can basically understand only _______________ codes.  (machine/binary)

(d) The _______________ language is the oldest language coding system which the computer uses inside it.  . (Machine/Binary)

(e) ______ level languages are based on English words and sym bols.  (High/Low)

(f) 0 represents switch ______ state. (on/off)

(g) BASIC, COBOL, FORTRAN, PASCAL, C++, JAVA and XML are ______ languages. (high level/ medium level)

(a)Assembly codes are understandable by the computer directly.

(b)1 represents switch off state.

(d) computer language is used to communicate with a computer.

(e) The translation work is done by a translator·program called binary.

(f) BASIC stands for Beginners' All purposes Symbolic Instructions Code.

1. What do you mean by a computer program?

2. Describe a computer language.

3. What are binary codes?

4. What is a machine language?

5. What do you know about an assembly language?

6. What do you understand by a high level language?

1. BASIC

2. COBOL

3. PASCAL

4. FORTRAN

(a) The ________________________ is mainly used in Computer Aided Designing (CAD) and for playing computer games.(Touchpad/Joystick)

(b)The Light pen is a ________________________ device which is similar to a pen.(pointing/ output)

(c) A graphics tablet or ___________________ is used for doing fine drawings and images manipulation applications.(Tablet PC/ digitizer)

(d) ________________________ attendance system is a device that is connected to the computer for recording attendance.(Biological/Biometric)

(e) __________ is used to read bar codes printed on products. (Bar Code Reader/ Magnetic Ink Character Reader)

(a) Input devices are the devices which are used to take information or data from a computer.

(e) The bar code has coded information about the product, like its serial number, date of manufacturing, price, etc.

(f) OMR is mainly used to check examination papers where objective type questions are given and students mark their choices on the answer-sheets by writing the options a/b/c/d or putting tick(✓) marks or crosses (X).

(g) Digitizer is also known as tablet or graphics tablet.

(h) Depending on the specific technology, the operator may see an alternate wavelength image of a person's naked body, or merely a cartoon-like representation of the person with an indicator showing any suspicious items.

1. What are in put devices?

2. Describe a joystick.

3. What do you know about the light pen?

4. What is a bar code reader?

5. What is an MICR?

6. What do you know about the optical mark reader?

7. What is a digitizer?

8. What do you know about Biometric Attendance System?

(a) We can get different types of inputs from the computer, like words, numbers, symbols, sound, images, ___________, etc.(videos/smell)

(b) There are three types of ___________ available in the market, known as CRT (Cathode Ray Tube) based monitors, LCD- (Liquid Crystal Display) based monitors and Touch Screen based monitors.(monitors/ cars)

(c) A laser printer is a printer that utilizes laser technology to print images on ___________ .(flex/paper)

(d) A ___________ is a mechanical or virtual agent, usually an electro mechanical machine that is guided by a computer program or electronic circuitry.(robot/ A TM)

(e) An LCD _____ is an output device that can relay the display of a computer screen and project a larger version of it onto a fiat surface. (projector/ monitor)

(f) You can play music and listen to the sound of the video using a ____ set. (speaker/bluetooth)

(g) An _____ is a computerized telecommunications device that enables customers of a financial institution to perform financial transactions without the need for a cashier, human clerk or bank teller. (ATM/Robot)

(e) A pair of headphones is an alternative to the speaker set. They are used to listen to the sound privately without sharing it with others.

(f) A simple TV can be connected to a computer, which can work the same as the monitor and can give a bigger display.

(g) 3D printers are now manufactured by companies, such as 3D Systems, Solid Scape and Zcorp.

(h) A robot can be considered as an output device as it takes computer output and shows an action.

(i) A modern ATM can identify a customer when he inserts a plastic ATM card with a magnetic strip or a chip that contains a unique card number and some security information.

1. What are output devices?

2. Describe the monitor.

3. What do you know about printer?

4. What is a plotter?

5. What is a LCD projector?

6. What do you know about speakers?

7. What is a Braille Embosser?

(a) Click on _____________ icon on the Desktop to view the storage.  (My Computer/My Desktop)

(b) _____________ devices are used to keep the computer data saved for further use. (Input/Storage)

(c) A _____________ drive is the device used to stores large amount of digital information in a computer. (CD/Hard Disk)

(d) Almost each computer uses a Fixed _____________.  (Hard Disk/Flash Drive)

(e) _____________ allows more hard disk storage space to be added to a network (NAS/USB)

(f) USB _______________ are typically removable and re-writable , and are very small in size. (Flash Drives/Blu Ray Disc )

(g) A network -attached Storage (NAS) device is a _______________ that is mainly used to share files (Server/Disk)

(h) ____________ storage is a term used to describe services over a network by a collection of services . (Data/Cloud) 

(i) _____________ refers to a wireless networking technology that allows computers and other devices to communicate through a wireless signal.   (Wi-Fi/Hi-Fi)

(j) ________________ is a wireless technology that enables communication between Bluetooth- compatible devices. (Blu Ray Disc/Bluetooth)

(e) DVD-R is an approved standard by DVD forum and the drives are capable of recording to DVD-R discs, also known as DVD-3 and DVD-8 discs.

(f) Blu-Ray Disc (BD) is a digital optical disc data storage format designed to supersede the DVD format.

(g) Many popular social networking sites, such as Facebook, Picasa and You Tube are considered to be the parts of cloud computing.

(h) Many mobile devices, like laptops, tablet PCs and mobile phones can use Wi-Fi network/Internet.

(i) A network interface card, or NIC, is an installed hardware device that enables computer networking.

(j) A memory card or flash memory card is a solid-state electronic flash memory data storage device used with digital cameras, hand-held and mobile computers, mobile phones, music players, video game consoles and other electronic gadgets.

1. What do you understand by storage devices?

2. Describe a fixed hard disk.

3. What is a portable hard disk?

4. What do you understand by CD-R?

5. What is a DVD-R?

(a) Computer is an _____________________ device .  (electronic/water)

(b) _____________________ is a group of steps to solve any particular problem written in simple English .  (Algorithm/Flowchart)

(c) The _____________________ box is the starting point in a flowchart .  (terminal/output)

(d) The _____________________ box in a flowchart is just like a parallelogram in shape .  (input/output/terminal)

(e) The decision box is like a ________ in shape . (diamond/rectangular)

(f) _______________ is a set of instruction given to a computer .  (Program/Flowchart)

1. What do you know about algorithm?

2. What is a flowchart ?

3. Define a program.

4. How is a program made?

(e) All desktop computers have -------------- system. (operating/temporary)

(f) The ------------ system searches for the spell checker program on the disk and loads it on RAM.(operating/flexible)

(g) The ----------- loader is a small program that has a single function .    (bootstrap/morse)

(h) Android was made publicly available during the  autumn of …………. . (2015/2008).

(i) The operating system works like a ---------------- of a company . (director/labour)

1. What do you understand by POST ?

2. What is an operating system ?

3. Describe the function of an operating system. 

4. How does an operating system work ?

5. Describe the various types of operating systems. 

6. What do you know about Android operating system ? 

1.RTOS                                    

2. API 

3. BIOS 

4. POST 

(e) The -------------- key moves the cursor to the beginning of the current line. (Home/Start)

(e) PgUp key moves the cursor one screen downward. 

(f) When you copy, the selected text remains in its original position in the document and a copy of it is placed on the clipboard. 

1. What is the use of view buttons in Word screen ?

2. What is a document window ?

3. What are the rules for entering text in Word? 

4. Describe how you can move with using the mouse.

(e) A Slide show is an electronic presentation displayed on a computer screen.

(f) You can add text, tables , pictures, charts , etc. to a PowerPoint  slide.

1. What do you understand by ribbon on Power Point screen ?

2. Write the steps to create a new presentation. 

3. What are the steps to create a slide ?

4. Write the steps to save a presentation .

5. What are the keyboard shortcuts to save and open a presentation ?

(e) In multimedia , the color pictures can be printed by a color printer.

(f) It is difficult to play audio CDs in multimedia. 

(g) Playing a video CD on a computer is just like playing the same on a VCD
player.

(h) To scan images, we can set the images in any style and presentation.

1. What is meant by multimedia ?

2. Define the advantage of using multimedia 

3. What is meant by morphing ?

4. How are audio CDs played in multimedia ?

5. Explain how a movie is played in multimedia. 

6. How are images scanned in a scanner ?

(e) The service providers assign _______ to the users.

(f) In ________ , for the first time Advance Research Project
Agency of America brought th is concept into existence.

(g) ____________ access is the direct link to the Internet.

(h) The user needs an ___________ to access the Internet Service Provider (ISP).

1. Briefly define the services offered by the Internet .

2. What do you mean by electronic mail?

3. What are the tips for using E-mail?

1. The Internet/ Website is the short form of a compound word International Network.

2. To access the Internet, the essential components which are needed are: a
computer, a telephone connection and a modem/scanner.

3. The Internet Service Provider or ISP helps a user to access the Internet/telephone line.

4. Websites/ Servers are the pages which provide information over the World Wide Web.

5. A browser/ server is a client based software which acts as an interface between the user and the inner workings of the Internet, specially the World Wide Web.

(a) The ____________ dialog box has a list of devices attached to your PC.  (device manager/service manager)

(b) Microsoft ____________ is a presentation program.  (Excel/PowerPoint)

(c) The ____________ is the long horizontal bar at the bottom of your screen.  (taskbar/pictures)

(d) Microsoft ____________ is a spreadsheet application which allows users to enter text and numbers into rows and columns.  (Excel/Word)

(e) _____ allows you to make changes to the current settings on the computer. (Control Panel/Music)

(f) A window is a _____ area in which you view programs, files, folders, drives , icons representing programs, etc. (circled/boxed)

(g) ______ contains items that you can click to make choices in a program. (Taskbar/Menu Bar)

(h) When a window is active, clicking on its taskbar button ____ the window.( minimises /maximises)

1. Describe windows software version.

2. Give an introduction to desktop.

3. WhatisMyDocuments?

4. What is My Computer ?

5. Describe the Recycle Bin.

6. What is the Internet Explorer?

(a) Some web pages and content on the _____________ are not suitable for all audiences. (Internet/PC)

(b) Never give _____________ information about yourself in chat rooms, web pages, or online forms.  . (personal/official)

(c) Never _____________ to meet an individual from the Internet without the parents or guardian at the agreed meeting location. (agree/wait)

(d) Never _____________ any gift from the users you meet online.  (accept/reject)

(e) Never agree to meet an individual from the Internet without your parents or guardian at the agreed meeting location.

(f) Never accept any gift from users whom you meet on line.

1. Describe how you can protect yourself from cyber crime.

2. What do you mean by personal information?

3. What is your suggestion about meeting someone whom you have known on
the Internet?

4. What precautions should be taken while purchasing a product on the Internet?

5. Should you download a file sent by any unknown user on the Internet?

6. Will you accept a gift from a user whom you have met online?

7. In which situation should you talk to your parents and not keep silent?

8. Should you send your pictures on line to any onl ine friends? Why?