Science (English Medium) इयत्ता १२ - CBSE Important Questions for Computer Science (Python)

Janish Khanna used a pen drive to copy files from his friend's laptop to his office computer. Soon his computer started abnormal functioning. Sometimes it would restart by itself and sometimes it would stop different applications running on it. Which of the following options out ·of (i) to (iv), would have caused the malfunctioning of the computer? Justify the reason for your chosen option:

1) Computer Virus

2)Spain Mail

3) Computer Bacteria

4) Trojan Horse

What is Trojan Horse?

MakeInIndia Corporation, a Uttarakhand-based IT training company, is planning to set up training centres in various cities in the next 2 years. Their first campus is coming up in the Kashipur district. At the Kashipur campus, they are planning to have 3 different blocks for App development, Web designing, and Movie editing. Each block has a number of computers, which are required to be connected to a network for communication, data, and resource sharing. As a network consultant of this company, you have to suggest the best network-related solutions for the issues/problems raised in questions keeping in mind the distances between various blocks/locations and other given parameters.

Distance between various blocks/locations:

Number of computers

1. Suggest the most appropriate block/location to house the SERVER in the Kashipur campus (out of the 3 blocks) to get the best and most effective connectivity. Justify your answer.
2. Suggest a device/software be installed in the Kashipur Campus to take care of data security.
3. Suggest the best-wired medium and draw the cable layout (Block to Block) to economically connect various blocks within the Kashipur Campus.
4. Suggest the placement of the following devices with appropriate reasons:
   a. Switch/Hub
   b. Repeater
5. Suggest a protocol that shall be needed to provide a Video Conferencing solution between Kashipur Campus and Mussoorie Campus.

How is http different from https?