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Worksheet for Class 12 Computer Science Computer Networking
Class 12 Computer Science students should refer to the following printable worksheet in Pdf for Computer Networking in Class 12. This test paper with questions and answers for Class 12 will be very useful for exams and help you to score good marks
Class 12 Computer Science Worksheet for Computer Networking
Multiple Choice
Question. XYZ company is planning to link its head office situated in New Delhi with the offices in hilly areas. Suggest a way to connect it economically:
a. Micro waves
b. Coaxial cable
c. Fibre optic
d. Radio waves
Answer. D
Question. Which of the following is not a unit of data transfer rate?
a. Abps
b. Bps
c. Kbps
d. Gbps
Answer. A
Question. Which of the following is/are true in the case of IP address?
1. IP address can be used to trace the actual physical location of a device in the network.
2. A printer connected to a network will also have an IP Address.
3. Two devices can have same IP Address.
4. The IP Address can be formed of any number.
a. Only 1 is true
b. Only 1 & 2 are true
c. Options 1, 2 and 4 are true.
d. All the options are true.
Answer. C
Question. Selecting a communication path among multiple available paths is termed as:
a. Transmission
b. Reception
c. Switching
d. multiplexing
Answer. C
Question. What are the three common types of computer networks?
a. ROM, MAN, LAN
b. RAM, WAN, LAN
c. MAN, LAN, WAN
d. None of the above
Answer. C
Question. What’s a web browser?
a) A kind of spider
b) A computer that store www files
c) A person who likes to look at websites
d) A software program that allows you to access sites on the World Wide Web
Answer. D
Question. A _____ is a document commonly written and is accessible through the internet or other network using a browser?
a) Accounts
b) Data
c) Web page
d) Search engine
Answer. C
Question. Which of the following is used to read HTML code and to render Webpage?
a) Web Server
b) Web Browser
c) Web Matrix
d) Weboni
Answer. B
Question. Which of the following is not a web browser?
a) Chrome
b) Microsoft Edge
c) Safari
d) Ubuntu
Answer. D
Question. URL stands for
(a) Uniform Research Limited
(b) Uniform Resource Locator
(c) Uniform Resource Labs
(d) Uniform Research Locator
Answer. B
Question. LinkedIn is an example for _____________________ website.
(a) E-learning
(b) E-commerce
(c) Video conferencing
(d) Social networking
Answer. D
Question. Working of WWW based on ___________________ architecture.
(a) Peer-To-Peer architecture
(b) Client-Client architecture
(c) Client-Server architecture
(d) Server-Server architecture
Answer. C
Question. ________________ is a computer software capable of requesting, receiving & displaying information in the form of webpages.
(a) Web Servers
(b) Web Browsers
(c) Web Designers
(d) Web Camera
Answer. B
Question. A ____________ is a program or automated script which browses the World Wide Web in a methodical, automated manner.
(a) Web Servers
(b) Web Browsers
(c) Web Designers
(d) Web Crawler
Answer. D
Question. ________________ is a mark-up language that helps in developing web pages.
(a) HTTP
(b) HTML
(c) XML
(d) C++
Answer. B
Question. Web services means services provided by ________________________
(a) Microsoft
(b) Google
(c) BSNL
(d) World Wide Web
Answer. D
Very Short Answer Type Questions
Question. Ms. Emily is planning to connect 20 computers in her computer lab to form a local area network. Suggest an intelligent network device to connect all the computers.
Answer. Switch
Question.___________ helps us to learn anywhere using Internet.
Answer. E-learning
Question.___________ allows customers to conduct financial transactions on a secure Website.
Answer. Internet banking
Question. How many pair of wires are there in twisted pair cable (Ethernet)?
Answer. Two insulated copper wires
Question. Name a device that forwards data packets along networks.
Answer. Router
Question. What is the full form of WWW?
Answer. World Wide Web
Question. Which communication channel is/are suitable in each of the following situations? (i) Transfer of data from one mobile to another. (ii) Communication in a hilly area.
Answer. (i) Bluetooth (ii). Radio waves
Question. Tagore Consultancy is planning to link its head office at Kolkata with the offices at Ernakulam. Suggest an economic way to set up a connection between these offices. The company is ready to compromise on the speed of the connectivity.
Answer. Satellite
Question. Mr. Roy, General Manager of Infopark Solutions discovered that the communication between his company’s main office and HR office is extremely slow and signals drop quite frequently. These offices are 150 meters away from each other and connected by an Ethernet cable. Suggest him a device which can be installed between the offices for smooth communication.
Answer. Repeater
Question. Expand the following abbreviations:
a. HTTP
b. XML
c. HTTPS
d. HTML
e. VoIP
Answer.
a. HTTP- HyperText Transfer Protocol
b. XML – eXtensible Mark-up Language
c. HTTPS - HyperText Transfer Protocol Secure
d. HTML - HyperText Mark-up Language
e. VoIP-Voice over Internet Protocol
(i) Suggest the most suitable cable layout of connections among the wings and technology.
(ii) The school wants to provide and share internet access in and among each of the buildings. How can this be achieved?
(iii) Suggest the placement of the following devices with justification:
(a) Repeater (b) Server
(iv) The school is planning to connect its head office in the closest big city, which is more than 350 km from the school campus. Which type of network out of LAN, MAN or WAN will be formed? Justify your answer.
(f) Write the difference between “Open Source Software” and “Proprietory Software”.
(g) What is “Web Scripting”?
2. (a) Write one advantage and disadvantage of Ring Topology.
(b) Expand the following terms with respect to Networking.
i). SMTP
ii). SMS
iii). NIC
iv). PPP
(c) Differentiate between HTML and XML?
(d) Define in 20 words only : hackers , crackers.
(e) Standard Bank has set up its new center in India for its office and web based activities. It has five buildings as shown in the diagram below:
Suggest a possible cable layout for connecting the buildings.
i). Suggest the most suitable place to install the server of this organization with a suitable reason.
ii). Suggest the placement of the following devices with justification.
a) Hub/Switch
b) Modem
iv) The company wants to link its head office in ‘A’ building to its Office in Sydney
a) Which type of transmission medium is appropriate for such a link?
b) What type of network this connection result into?
3. (a) Compare any two Switching techniques.
(b) What do you mean by Telnet ?
(c) Differentiate between Shareware and Freeware ?.
(d) Expand the followings :
i) SIM, ii) FSF, iii) PPP, iv) POP3
(e) Rajdhani Public Ltd. has decided to network all its offices spread in five buildings(Shown below).
(i) Suggest cable layout(s) for connecting the buildings.
(ii) Suggest the most suitable building to install the server of this organization with a suitable
reason with justification.
(iii) In each of the building, the management wants that each LAN segment gets a dedicated
bandwidth i.e.bandwidth must not be shared. How can this be achieved ?
(iv) The company wants to link another office in Japan. How can link be established with this
office. (i.e. suggest the transmission medium).
More Study Material
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