NCERT Solutions Class 10 Computers Web Applications and Security

Question. Which of the following statement is not correct about Internet?
a. The Internet is the largest encyclopedia for all age groups.
b. Internet is a major source of entertainment for the general public.
c. Internet helps in maintaining contact with friends and relatives.
d. None of the above
Answer : D

Question. Which of the following signal can read by computer?
a. Digital Signal
b. Analog Signal
c. Both of the above
d. None of the above
Answer : A

Question. To start using Yahoo! Messenger, a ____________ account is required.
a. Yahoo Mail
b. Gmail
c. Outlook
d. Microsoft
Answer : A

Question. Data transferred on internet in the form of ____
a. Piece
b. Packets
c. Protons
d. None of the above
Answer : B

Question. Web Pages stored on web servers are retrieved by using a _____
a. Web browser
b. Web Site
c. WWW
d. Database
Answer : A

Question. A computer network is a collection of 2 or ________ computers.
a. 2
b. 3
c. 4
d. more
Answer : D

Question. I am a document who may contain text, images, videos, other multimedia, and hyperlink. Who am I?
a. Browser
b. Web Page
c. HTML
d. WWW
Answer : B

Question. The word modem is derived from its function ____________
a. MOdulator/DEModulator
b. MOdul/DEModul
c. MOdem/DEModem
d. MOdel/DEModel
Answer : A

Question. Cursor Options is an accessibility feature that assists people with _________ impairment
a. Vision impairment
b. Hearing impairment
c. Cognitive impairments
d. None of the above
Answer : A

Question. Internet is widely used by ______
a. Students
b. Business man
c. Scientist
d. All of the above
Answer : D

Question. Which of the following signal can travel over phone lines?
a. Digital Signal
b. Analog Signal
c. Both of the above
d. None of the above
Answer : B

Question. Which of the following software is required to view websites in computer?
a. Web Server
b. Web Browser
c. Protocol
d. Telnet
Answer : B

Question. For using a DSL connection, you need a __________ and a ____________________.
a. DSL modem, subscription
b. Router, subscription
c. DSL modem, service
d. DSL modem, router
Answer : A

Question. What type of network is formed by interconnected computer spread in different rooms of a building?
a. MAN
b. WAN
c. PAN
d. LAN
Answer : D

Question. I am a software who acts as an interface between the user and the World Wide Web. Who am I?
a. Protocol
b. Web Server
c. Web Browser
d. Telnet
Answer : C

Question. Serial keys are helpful for those people who have difficulty to use______
a. Keyboard
b. Mouse
c. All of the above
d. None of the above
Answer : C

Question. ___________ is provided through existing cable TV networks.
a. Dial-up connections
b. Cable Internet Access
c. WiMAX
d. 3G
Answer : B

Question. ___________ is a long range system. It is a wireless communications standard designed to provide mobile broadband connectivity across cities.
a. WiMAX
b. DSL
c. Cable Internet Access
d. Dial-up Connection
Answer : A

Question. What type of network is formed by interconnected computer spread in across countries?
a. MAN
b. WAN
c. PAN
d. LAN
Answer : B

Question. WiFi devices such as personal computer, smartphones etc. can connect to a network resource such as Internet through a device called the ___________
a. Web Server
b. Wireless Access Point
c. Web Page
d. Web Site
Answer : B

Question. Which of the following is not accessibility option?
a. ToggleKeys
b. MouseKeys
c. SoundSentry
d. Serial Port
Answer : D

Question. __________ is used where cables cannot be run (such as old buildings, outdoor areas) to provide network and Internet access.
a. Cable Internet Access
b. DSL
c. Wi-Fi
d. ISP
Answer : C

Question. Which of the following is an advantage of Computer Networking?
a. Hardware Sharing
b. Internet Access Sharing
c. Data Sharing
d. All of the above
Answer : D

Question. Etiquettes to be followed while chatting is ______________
a. Messages should be short and to the point.
b. Always ask if the other person has time to chat first.
c. Give people time to respond.
d. All of the above
Answer : D

Question. Keyboard Accessibility options are useful for those which have ______________
a. Physical Disabilities
b. Vision Impairment
c. Both of the above
d. None of the above
Answer : C

Question. I am a device which convert analog signal to digital signal and vice-versa. Who am I?
a. Router
b. Modem
c. ISP
d. Firewall
Answer : B

Question. ______ instant messaging software is downloaded and installed on user’s computer.
a. Application based
b. Web based
c. Both of the above
d. None of the above
Answer : A

Question. Which technology allows an electronic device such as computers or mobile phones to exchange data wirelessly over a network?
a. WiMax
b. DSL
c. Wi-Fi
d. ISP
Answer : C

Question. To import your contacts in Yahoo Messenger from other sources such as Microsoft Outlook, Gmail, Hotmail, etc., you can use the __________ option.
a. Export
b. Import
c. Insert
d. Update
Answer : B

Question. Computer Accessibility or friendliness of computer is known as _____________
a. Technology
b. Assistance Technology
c. Assistive Technology
d. None of the above
Answer : C

Question. ____________ is a form of Internet access that uses the facilities of the PSTN.
a. DSL
b. WiMax
c. Dial-up
d. 3G
Answer : C

Question. Which of the following happens in real-time and the response from participants can be spontaneous?
a. Email
b. Instant messaging
c. Offline Messages
d. None of the above
Answer : B

Question. P2P stands for ___________
a. Peer 2 Peer
b. Peer To Peer
c. Pipe To Pipe
d. Pipe 2 Pipe
Answer : B

Question. Whenever we type our message in uppercase, it gives an impression of _______________ to others.
a. Fun
b. Rude
c. Simplicity
d. Clarity
Answer : B

Question. Identify the cognitive impairment from the following.
a. Dyslexia
b. ADHD
c. Autism
d. All of the above
Answer : D

Question. _______ convert analog signal to digital signal at ______ computer.
a. Modem, Source
b. Modem, Destination
c. Router, Source
d. Router, Destination
Answer : B

Question. Which of the following file types can be transferred through Instant messaging?
a. Spread sheets
b. Audio files
c. Video files
d. All of the above
Answer : D

Question. Aman and Suman has to do project together. Both wants to share their ideas with each other. Aman’s mom suggested _______________ for real time interaction.
a. Yahoo Messenger
b. Facebook Messenger
c. Windows Live Messenger
d. All of the above
Answer : D

Question. Before starting Google Talk, a _____ account is required
a. Gmail
b. Yahoo
c. Rediff
d. Windows
Answer : A

Question. Whenever your friend in the contact list of Google Talk is online you can see the person along with a ___ dot
a. Red
b. Yellow
c. Green
d. Blue
Answer : C

Question. A Network in which all computers have an equal status is called ___________
a. Peer To Peer
b. Peer 2 Peer
c. LAN
d. PtoP
Answer : A

Question. Audio and Video calling are features of ___________
a. E-mail
b. Instant messaging
c. Offline messages
d. All of the above
Answer : B

Question. In windows XP we can access accessibility options in __________
a. Control Panel
b. Windows
c. Network
d. MyComputer
Answer : A

Question. Number keys can be used to operate mouse when ____________ is active.
a. KeyboardKeys
b. MouseKeys
c. NumKeys
d. None of the above.
Answer : B

Question. The computer(s) which provide services are called ________
a. Client
b. Main Computer
c. Server
d. None of the Above
Answer : C

Question. In Cursor option, we can change the __________ and ___________ of the cursor.
a. size and width
b. blink rate, width
c. height and width
d. length and breadth
Answer : B

Question. Which of the following tab is not available in Accessibility options window (in Windows XP)
a. Keyboard
b. Display
c. General
d. Volume
Answer : D

Question. __________ keys are used to reduce repetitive strain.
a. Filter
b. Toggle
c. Sticky
d. Mouse
Answer : C

Question. Which of the following is/are a modifier key?
a. Alt
b. Ctrl
c. Windows
d. All of the above
Answer : D

Question. Which of the following options allow us to press Ctrl key and ‘A’ key separately.
a. Filter Keys
b. Sticky Key
c. Toggle Keys
d. Mouse Keys
Answer : B

Question. Toggle key is a feature of __________
a. Microsoft Office
b. Microsoft Excel
c. Microsoft Word
d. Microsoft Windows
Answer : D

Question. Toggle Keys is designed for people who have _______
a. Vision Impairment
b. Cognitive Disabilities
c. Both of the above
d. None of the above
Answer : C

Question. Effect of toggle keys can be checked by pressing ________ key
a. Num lock
b. Caps lock
c. Scroll Lock
d. All of the above
Answer : D

Question. When toggle key is active, the locking keys when switched on produce __________ sound.
a. high
b. low
c. no
d. none of these
Answer : A

Question. SoundSentry is designed to help users with __________ impairments.
a. Visual
b. Auditory
c. both of the above
d. none of the above
Answer : B

Question. High Contrast and Cursor Options are available under ______ tab.
a. Keyboard
b. Mouse
c. Display
d. Sound
Answer : C

Question. Which of the following is not a networking architecture?
a. Peer to Peer (P2P) Architecture
b. Client Server Architecture
c. Client to Peer architecture
d. All of the above
Answer : C

Question. In a skit based on “Computer Network”, Amit is playing a role of a component who is providing services to other components or computers. Identify the role of Amit.
a. Client
b. Server
c. Peer
d. None of the above
Answer : B

Question. I am a global system of interconnected computer networks. I am a network of networks. Who am I?
a. Intranet
b. Internet
c. LAN
d. MAN
Answer : B

Question. Networks in which certain computers have special dedicated tasks, providing services to other computers (in the network) are called
a. Client Network
b. Server Topology
c. Both of the above
d. Client Server Network
Answer : D

Question. A computer who make a request for services in Client Server Architecture is called ____________
a. Client
b. Server
c. Both of the above
d. None of the above
Answer : A

Question. A __________ network is one which connects computers and devices in a limited geographical area such as home, school etc.
a. MAN
b. WAN
c. LAN
d. None of the above
Answer : C

Question. Instant messaging (IM) is a form of ______
a. communication
b. calculation
c. internet
d. none of the above
Answer : A

Question. Most instant messaging software include _______________
a. audio chat
b. video calling
c. conferencing
d. All of the above
Answer : D

Question. Which of the following hardware is required for video conferencing?
a. Microphone
b. Speaker
c. Web Camera
d. All of the above
Answer : D

Question. Which of the following instant messaging software is not using email address for managing account?
a. Yahoo! Messenger
b. Windows Live Messenger
c. Skype
d. All of the above
Answer : C

Question. Printer, Scanner can also be connected in Computer network.(T/F)
a. True
b. False
Answer : A

Question. Internet is an example of _______________
a. LAN
b. MAN
c. WAN
d. None of the above
Answer : C

Question. Computer Accessibility refers to the user friendliness of a computer system.(T/F)
a. True
b. False
Answer : A

Question. A person with disability or impairment can not use computer. (T/F)
a. True
b. False
Answer : B

Question. A computer network allows sharing of resources and information.(T/F)
a. True
b. False
Answer : A

Question. Soundsentry generates visual warnings.(T/F)
a. True
b. False
Answer : A