CBSE Class 12 Informatics Practices Sample Paper 2013 (9)

CBSE Class 12 Informatics Practices Sample Paper 2013 (9). Based on CBSE and CCE guidelines. The students should practice these Question Papers to gain perfection which will help him to get more marks in CBSE examination. Please refer to more CBSE Class 12 question papers in other links. The CBSE Question papers are prepared based on trend in past examinations and expected questions in CBSE exams. Its always recommended by CBSE to practice the papers released by CBSE to get better exams in CBSE exams. CBSE Last Year Question Papers for class 12 for final/ term/ SA1/ SA2 Examinations conducted by Central Board of Secondary Education for all CBSE affiliated schools in India and abroad. Please refer to more CBSE Class XII sample papers, question papers, HOTs etc in other links.

1 (a) Tara Nathani wants to upload and download files from/to a remote intenet server, write the name of the relevant communication protocol, which will let her do the same.

(b) Two doctors in the same room have connected their Palm Tops using Bluetooth for working on a Group presentation. Out of the following, what kind of Network they have formed? LAN, MAN, PAN, WAN

(c) Arrange the following communication channels in ascending order of their data transmission rates. Ethernet Cable, Optical Fiber, Telephone Cable, Co-axial Cable

(d) Which of the following is not a characteristic of Open Source Software?

• Its source code is available for modification

• It is owned by a company or an individual

• It can be downloaded from internet

(e) Jai Khanna is confused between the terms Domain Name and URL. Explain the difference with the help of appropriate examples of each.

(f) Define any two threats to Network Security.

(g) Differentiate between Star and Bus Topology of networks.

2 (a) While working in Netbeans, Rajmeeta included a Listbox in the form. Now she wants the list of her friends' names to be displayed in it. Which property of Listbox control should she use to do this?

(b) What is the purpose of default clause in a switch statement?

(c) Which HTML tag inserts a horizontal straight line on a web page?

(d) How is <P> tag different from <BR> tag in HTML?

Please refer to attached file forCBSE Class 12 Informatics Practices Sample Paper 2013 (9)

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