CH- 21 (Modern Means Communication)
A. Answer the following:
1. What are the modern means of communication?
2. What are the modern communication devices?
3. How is a laptop computer better than a desktop computer?
4. What is a pager?
No spam plz dear...........
Answers
Answer:
telephone
laptop is portable but desktop is non portable device
Answer:1.Today means of communication has increased such a lot that we can receive or send messages from or to far off places. Various means of communication which we use in the modern world are Posts and Telegraphs, Telephone, Radio and Television, Telex, Fax, Pagers, Email, Newspapers and cinema
2.zoom meetings google hangouts and even gmail meetings
3.Laptop computers use less power than a desktop computer. Smaller components means less power is needed to make them work. Laptops also have a battery, so power fluctuations and outages will not cost any unsaved work to be lost. ... Memory and hard drive are about the only components that can be upgraded in a laptop.
4.A pager (also known as a beeper) is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter.
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Explanation: