ERA LIVE EXAM QUESTIONS ALL TOPIC

Q1 Keys like Caps Lock that turn a feature on/off are called...
1 Function keys
2 Combination keys
3 Toggle keys
4 Special Purpose Keys

Q2 A popular chat service is called .........

1 Internet release chat
2 Internet Request Chat
3 Internet Resource Chat
4 Internet Relay Chat

Q3 Uninstall programs help remove unnecessary programs installed on a computer's hard

1 Right
2 Error

Q4 Which of the following devices is not an input device?

1 Monitor
2 Mouse
3 Keyboard
4 Joystick

Q5 Secondary storage is non-volatile.

1 Right
2 Error

Q6 ………This is a backend software that helps a computer control its internal resources.
1 System software
2 Information
3 Objects
4 None of these.

Q7 What happens if the scanner lid doesn't close properly while scanning a photo? The
scanned photo will look like this:
1 White and blurry
2 Full black
3 Unclear and gray
4 Colorful

Q8 Super Disks are manufactured by Emulation and have capacities 120 MB and 240 MB.
1 Right
2 Error

Q9 Hard disk drives are removable storage devices used to store large amounts of data.
1 Right
2 Error
Q10 This program displays a list of commands to access information, change hardware settings,
find information stored in it, get online help, and shut down the computer.
1 GUI
2 Desktop
3 Icon
4 Start button
Q12 In a star network, many small computers or peripheral devices are connected to a central
unit.
1 Right
2 Error
Q13 Starting or restarting a computer is called system rebooting.
1 Booting
2 Coping
3 Pasting
4 Multitasking
Q14 A microprocessor has two basic components.
1 Control unit
2 Arithmetic logic unit
3 All of these
4 None of these.
Q15 ……..This is one of the fastest growing internet applications.
1 E-mail
2 Shopping
3 Investing
4 Commerce
Q16 ……...It provides direct and "live" communication between two or more friends.
1 Instant Member
2 Instant messaging
3 Internet mail
4 None of these.
Q17 The easiest way to access any part of screen in Windows operating system is to use -
1 Keyboard
2 Rat
3 Mouse
4 Joystick
Q18 Anti-virus programs are designed to protect computers from attacks by virus programs.
1 Right
2 Error

Q19 Device drivers are specialized programs that help a specific input or output device
communicate with the rest of the computer system.
1 Right
2 Error
Q20 What lights are on webcams that are useful in low-light environments?
1 LED light
2 Natural light
3 HD Light
4 Spot light

Q21 It connects all parts/components of the system and enables input and output devices to
communicate with the system unit.
1 System board
2 Monitor
3 Mouse
4 None of these.

Q22 The basic function of a typical computer keyboard is to play music, like a piano.
1 Right
2 Error

Q23 These graphical objects are used to display frequently used applications.
1 GUI
2 Drivers
3 Windows NT
4 Icons
Q24 PPP and SLTP protocols are used for .....
1 Data transfer
2 Domain registration
3 Dial-up type internet connections
4 None of these options exist.
Q25 Telnet and FTP are Internet standards.
1 Right
2 Error

Q26 What are the types of microprocessor chips?

1 CISC chips
2 RISC chips
3 All of these
4 None of these.

Q27 Each track is divided into circular (wedge-shaped) pieces called sectors.
1 Right
2 Error

Q28 In a microcomputer system, the central processing unit (CPU) is contained in a single chip
called a microprocessor.
1 Right
2 Error
Q29 Random Access Memory (RAM) is a type of memory.
1 Permanent
2 Temporary
3 Flash
4 Smart

Q30 The output of an image on a monitor screen is often called a hardcopy.

1 Right
2 Error
Q31 ............ This is a light-sensitive pen-like device.
1 Lightpen
2 Joystick
3 Touch screen
4 None of these.

Q32 RISC means

1 Reduce Instruction Set Computer
2 Read instruction set computer
3 Reduced Instruction Software Computer
4 None of these.

Q33 ……...These are used to store data and programs.

1 Folder
2 File
3 Recycle bin
4 None of these.
Q34 The full form of ISP is ……….
1 Internal Service Plan
2 Internet service plan
3 Integral Service Provider
4 Internet Service Provider

Q35 Which of the following is a search engine?

1 Google
2 Altavista
3 Yahoo
4 All of these

Q36 The capacity of a storage unit is usually measured in bytes.

1 Right
2 Error
Q37 The data stored in RAM is
1 It is non-volatile.
2 It is only there when the power is on.
3 Remains for a few minutes after power is turned off.
4 It is permanent and ends when the power is switched off
Q38 Troubleshooting programs identify problems with both hardware and software and try to fix
them if possible.
1 Right
2 Error

Q39 F1, F2 type keys on the keyboard are called ------.

1 Function keys
2 Numeric keys
3 Typewriters Keys
4 Special Purpose Keys

Q40 B2C, C2C and B2B are types of .........

1 E-mail
2 E-commerce
3 E-cash
4 All of the above
Q41 ……... These are removable storage devices and are used to store huge amounts of
information.
1 Hard disk packs
2 floppy disk
3 CD
4 None of these.
Q42 Data and instructions are represented electronically using a binary or two-state numbering
system.
1 Right
2 Error
Q43 Which of the following devices is not a pointing type device?
1 Mouse
2 Touch screen
3 Keyboard
4 Joystick

Q44 The process of converting from digital to analog is called .........

1 Modulation
2 Demodulation
3 Conversion
4 None of these.

Q45 Which of these operating systems does not have a graphical user interface?
1 Windows 95
2 Mac OS
3 Linux
4 MS DOS
Q46 Communication systems are electronic systems that transmit data from one location to
another.
1 Right
2 Error
Q47 Instant messaging allows you to do the following.
1 Sending an email message
2 Get prompt replies to your messages.
3 Being able to communicate with multiple people at the same time in real-
time conversations.
4 Data sharing
Q48 A touch surface is a pointing device.
1 Right
2 Error

Q49 ........means unprocessed facts

1 Information
2 Data
3 Programs
4 None of the above
Q50 Another name for software is
1 Procedure
2 Data
3 Programs
4 Information
Q51 These are very convenient devices that allow you to use a stylus or pen to input commands
and data.
1 PDA
2 Laptop
3 Desktop
4 Tablet PCs
Q52 A URL can be defined as …….
1 A software package useful for using various facilities on the World Wide Web.
2 The address of a resource on the World Wide Web.
3 Another name for Internet Wizard
4 Live Chat Program (Unlimited Real Time Languages).

Q53 ASCII, EBCDIC, and Unicode are examples of application software.

1 Right
2 Error
Q54 ……...This is the operating system's ability to run more than one application at a time.
1 Booting
2 Coping
3 Pasting
4 Multitasking
Q55 It contains step-by-step instructions on how to use a computer.
1 Program
2 Hardware
3 Data
4 Objects

Q56 ………These network systems control all the computers and other devices on a network.
1 NIC
2 NOS
3 LAN
4 None of these.

Q57 They are also called minicomputers.

1 Midrange computers
2 Personal digital computers
3 Mainframe computers
4 Laptop computers

Q58 Which of the following facilities are provided by an operating system?

1 User interface
2 Surfing
3 Spell checker
4 Browsing

Q59 ……..These are also called service programs.

1 OS
2 Device drivers
3 Utilities
4 All of the above.

Q60 Data stored in flash RAM is not erased even when the computer is turned off.
1 Right
2 Error

Q61 Sometimes a mouse and a trackball have different functions.

1 Right
2 Error

Q62 Parallel ports are mostly used to connect printers to the system unit.
1 Right
2 Error

Q63 Which of the following keys is not a toggle key?

1 Caps Lock
2 Num Lock
3 Scroll lock
4 Control
Q64 Operating systems are programs that manage resources, provide a user interface, and run
applications.
1 Right
2 Error

Q65 Plotters are used to create special purpose graphics.

1 Right
2 Error

Q66 When you connect computers to communicate and exchange information, the result is...
1 Network
2 Intranet
3 Internet
4 All of the above

Q67 ……….Improves hard disk performance by anticipating data needs.

1 Disk Caching
2 Disk Defragment
3 Disk writing
4 None of these.

Q68 ……….It measures the capacity of a communication channel.

1 Modem
2 Width
3 Bandwidth
4 None of these.

Q69 In binary numbering, 0 and 1 are each called a bit.

1 Right
2 Error
Q70 ……..This is a concept about using computer networks to connect people and resources.
1 Data
2 Information
3 Linking
4 Connectivity

Q71 The entire computer system is made up of users, procedures, hardware, software, & data.
1 Right
2 Error
Q72 ……… is a thin glass wire through which light waves with speeds of up to 100 Gbps pass.
1 Twisted cable
2 Coaxial cable
3 Telephone cable
4 Fiber optic cable
Q73 The process of converting from digital to analog is called demodulation.
1 Right
2 Error

Q74 The primary function of a monitor is to display information needed by the computer user.
1 Right
2 Error

Q75 What are the programs that reduce the size of files to take up less disk space?
1 Backup
2 Disk Cleanup
3 File compression
4 Uninstall program

Q76 FireWire port is also called High Performance Serial Bus (HPSB).
1 Right
2 Error

Q77 The aspect ratio of a monitor is the ratio of the number of horizontal pixels to the number of
vertical pixels.
1 Right
2 Error
Q78 When you type an address like “http://www.mkcl.org”, the .org in it indicates that it is a ---
1 Original website
2 Commercial web site
3 Organizational Web Site
4 Educational website

Q79 The full form of IM is.........

1 Instant making
2 Internal messaging
3 Instant messaging
4 None of these.

Q80 The system board is also called the main board or mother board.
1 Right
2 Error

Q81 ……...This is a utility program that reorganizes files and unused disk space by finding and
destroying unnecessary fragments to allow for maximum operations.
1 Disk Defragmenter
2 Backup
3 Uninstall
4 All of the above
Q82 ………This is a new computer language used to write animations and games for the World
Wide Web.
1 Java
2 C
3 C+
4 HTML

Q83 Plug-ins are programs that start automatically and function as part of the browser.
1 Right
2 Error
Q84 ………These are special programs written in Java.
1 Java programs
2 Applets
3 projects
4 None of these.

Q85 ……...This is known as voice grade and low bandwidth and is used for standard telephone
communication.
1 Voice band
2 Voice record
3 Volume band
4 None of these.

Q86 ……...This describes how the network is structured and how resources are shared &
coordinated.
1 IP address
2 Network Architecture
3 Network Arrangement
4 None of these.
Q87 ……...This describes how the network is structured and how resources are shared and
coordinated.
1 IP address
2 Network Architecture
3 Network Arrangement
4 None of these.

Q88 The operation of a flatbed scanner is largely similar to that of a photocopying machine.
1 Right
2 Error
Q89 While running any website, the user has to enter .......
1 URL
2 W. W. W
3 PPP
4 None of these.
Q90 Notebook system units are often called.. ....
1 PDA
2 Laptop
3 Desktop
4 None of these.

Q91 ........They translate information processed in computers into a form that humans can
understand.
1 Input device
2 Output device
3 Utilities
4 None of the above

Q92 Which of the following parts/components is used to store data?

1 CPU
2 Memory
3 Input device
4 Output device

Q93 What is a part of a circle on which data is written in a storage medium called?
1 Track
2 Sector
3 Cylinder
4 Spiral
Q94 To add the desired website to the favorites list ........
1 Favorite…. Click on Add to Favorites.
2 Add …. Click Favorite.
3 File - Click ''Favorite''
4 All of these.
Q95 Processing data creates information.
1 Right
2 Error

Q96 File Transfer Protocol is a standard for transferring files.

1 Right
2 Error

Q97 A monitor with a resolution of 800x600 has 800 pixels horizontally and 600 pixels vertically.
1 Right
2 Error

Q98 Telephone lines use ........ wires.

1 Coaxial
2 Fiber optic
3 Twisted
4 None of these.
Q99 ……….It measures the capacity of a communication channel.
1 Modem
2 Width
3 Bandwidth
4 None of these.
Q100 .......It translates data and programs that humans can understand into a form that
computers can process.
1 Input device
2 Output device
3 Utilities
4 None of the above

Q101 Information is stored magnetically in circular open spaces (tracks) on a CD.

1 Right
2 Error
Q102 ........ is also called a system cabinet or chassis.
1 System unit
2 Monitor
3 Keyboard
4 None of these.

Q103 Directory search is also called index search.

1 Right
2 Error

Q104 The system board connects all parts/components of the system and enables input and
output devices to communicate with the system unit.
1 Right
2 Error
Q105 Which of the following search engines is used all over the world?
1 Domain
2 Google
3 Toggle
4 None of these options exist.
Q106 A type of software that can be described as end-user software.
1 Dos
2 System software
3 Application software
4 Operation software
Q107 What is GUI?
1 Graphical user interface
2 Greater user interface
3 Graphical Union Interface
4 Graphical User Interest
Q108 ......... provides a fast and efficient alternative to sending and receiving electronic
documents in the traditional way.
1 E-mail
2 Gmail
3 E-shopping
4 None of these.

Q109 ……..These are graphical objects representing commonly used applications.

1 GUI
2 Drivers
3 Windows NT
4 Icons

Q110 Everyone who uses email has an email address.

1 Different
2 Similar
3 One for all
4 There is no option for either of these.

Q111 Utilities, device drivers, and language translators are all part of system software.
1 Right
2 Error

Q112 The functions of a mouse and a trackball are different.

1 Right
2 Error
Q113 Random access memory is a memory ----
1 Permanent
2 Temporary (for a while)
3 Flash
4 Smart
Q114 Topology has the following types apart from this.
1 Star
2 Bus
3 Ring
4 Circle
Q115 Keyboards are removable storage devices.
1 Right
2 Error
Q116 What does "www" in the Internet stand for?
1 World Wide Web
2 The Wide Wide Web
3 World Wide Web
4 World with Web
Q117 Utilities are also called service programs.
1 Right
2 Error

Q118 Microsoft's Internet Explorer is the most widely used browser.

1 Right
2 Error

Q119 .... This is a pointing device.

1 Mouse
2 Printer
3 Scanner
4 Keyboard

Q120 A 'backup program' is a second set of the same files that can be used if the original files are
damaged or lost.
1 Right
2 Error

Q121 ……...This is a collection of many different troubleshooting utilities.

1 Backup
2 Uninstall
3 Norton Utilities
4 All of the above