Answer me this question in hand written solution. I will upvote surely

QUESTION 2) From 2020 due to COVID19 situation, The world is demanding online communication significantly. In continuation of the situation, Brac university has shifted its curriculum online also. So the students and teachers are communicating through lots of online platforms via video conferencing on google meet, chat room and voice calling on discord, slack etc.

a) From your point of view, what kind of transmission protocol is being used here for online communication. [0.5 Marks]

b) Rather than doing one to one online communication, let's consider, education is being provided via television and radio. Teachers are giving their recorded lectures and students are getting those lectures via TV and radio channels. Explain the transmission process. [2.5 Marks] c) Suppose a company wants to transmit and receive a bunch of serial data. Their client gives them a requirement that it should be cheaper and speed would be low. What kind of communication protocol they should use and explain how the data would be communicated in this protocol. [4 Marks]

QUESTION 3) Suppose, you want to select a memory for your device where your priority is the speed and portability.

a) Which memory between the magnetic disk and SSD would you prefer to use for your device in this situation. Explain the reason. [1.5 Marks]

b) Suppose, you have deleted some important files from your device, Now explain the operations that would allow you to retrieve your files from the recycle bin for your selected memory. [3 Marks] c) For the memory that you chose, explain the key component of the memory and how data is stored there. [2.5 Marks]