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10. Which protocol is used for video conferencing among multiple participants? [CBSE SQP 2024-25]
i. Telnet ii. Http
iii. VoIP iv. SFTP
Ans. 1. ii. 2. iii. 3. iv. 4. iii. 5. iv.
6. iii. 7. i. 8. iv. 9. iii. 10. iii.
B. Fill in the blanks.
1. ..................................... was the first network created to cater needs of research and technical development
in US defense.
2. ..................................... is a blog written through a mobile device.
3. Each usenet is run by a server system called ......................................
4. Text based addressing system on internet is called ......................................
5. ..................................... domain refers to various non government or non profit organisation.
6. ..................................... was the first graphical web browser.
Ans. 1. ARPANET 2. Moblog 3. News Server 4. DNS 5. .org 6. Mosaic
C. Assertion and Reasoning questions.
The following questions consist of two statements – Assertion (A) and Reasoning (R). Answer these
questions by selecting the appropriate option given below:
i. Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
ii. Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).
iii. Assertion (A) is true, but Reason (R) is false.
iv. Assertion (A) is false, but Reason (R) is true.
1. Assertion (A): The development of mobile cellular technology has transformed communication by
enabling portable mobile communication and the rise of smartphones.
Reason (R): 5G technology, based on OFDM, allows faster data transfer and reduced latency compared to
previous generations.
2. Assertion (A): Using specific keywords in a search engine helps retrieve accurate results.
Reason (R): Search engines only work with websites listed in their paid partnerships.
Ans. 1. i. 2. iii.
SECTION B
(Subjective Type Questions)
A. Very short answer type questions.
1. In abc@xyz.com, what is the part after at the rate’@’ symbol called?
Ans. Domain name
2. What is transferring a file from a remote to the host computer called?
Ans. Downloading
3. What are the small pieces of information which are transferred over the network and are reassembled at
the host address before getting delivered called?
Ans. Packets
40 Touchpad Computer Applications-X

