Question

Answer Briefly
1. What are the basic requirements for computer communication?
2. What are the different types of networks? Explain MAN and PAN.
3. What are the different types of network architecture? Explain.
4. What is Network topology? Explain Bus topology.
5. Write the different types of wireless transmission media.​

Answer 1

1) ᴛʜʀᴇᴇ ʙᴀsɪᴄ ʀᴇϙᴜɪʀᴇᴍᴇɴᴛs ᴍᴜsᴛ ʙᴇ ᴍᴇᴛ: ɪᴛ ᴍᴜsᴛ ᴘʀᴏᴠɪᴅᴇ ᴄᴏɴɴᴇᴄᴛɪᴏɴs, ᴄᴏᴍᴍᴜɴɪᴄᴀᴛɪᴏɴs, ᴀɴᴅ sᴇʀᴠɪᴄᴇs.

2) Tʜᴇʀᴇ ᴀʀᴇ ᴜsᴜᴀʟʟʏ sᴀɪᴅ ᴛᴏ ʙᴇ ᴛʜʀᴇᴇ ᴄᴀᴛᴇɢᴏʀɪᴇs ᴏғ ɴᴇᴛᴡᴏʀᴋs: LAN (ʟᴏᴄᴀʟ ᴀʀᴇᴀ ɴᴇᴛᴡᴏʀᴋ) MAN (ᴍᴇᴛʀᴏᴘᴏʟɪᴛᴀɴ ᴀʀᴇᴀ ɴᴇᴛᴡᴏʀᴋ) WAN (ᴡɪᴅᴇ ᴀʀᴇᴀ ɴᴇᴛᴡᴏʀᴋ)

3) Nᴇᴛᴡᴏʀᴋ Aʀᴄʜɪᴛᴇᴄᴛᴜʀᴇ. Tʜᴇʀᴇ ᴀʀᴇ sᴇᴠᴇʀᴀʟ ᴡᴀʏs ɪɴ ᴡʜɪᴄʜ ᴀ ᴄᴏᴍᴘᴜᴛᴇʀ ɴᴇᴛᴡᴏʀᴋ ᴄᴀɴ ʙᴇ ᴅᴇsɪɢɴᴇᴅ. Nᴇᴛᴡᴏʀᴋ ᴀʀᴄʜɪᴛᴇᴄᴛᴜʀᴇ ʀᴇғᴇʀs ᴛᴏ ʜᴏᴡ ᴄᴏᴍᴘᴜᴛᴇʀs ᴀʀᴇ ᴏʀɢᴀɴɪᴢᴇᴅ ɪɴ ᴀ sʏsᴛᴇᴍ ᴀɴᴅ ʜᴏᴡ ᴛᴀsᴋs ᴀʀᴇ ᴀʟʟᴏᴄᴀᴛᴇᴅ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇsᴇ ᴄᴏᴍᴘᴜᴛᴇʀs. Tᴡᴏ ᴏғ ᴛʜᴇ ᴍᴏsᴛ ᴡɪᴅᴇʟʏ ᴜsᴇᴅ ᴛʏᴘᴇs ᴏғ ɴᴇᴛᴡᴏʀᴋ ᴀʀᴄʜɪᴛᴇᴄᴛᴜʀᴇ ᴀʀᴇ ᴘᴇᴇʀ-ᴛᴏ-ᴘᴇᴇʀ ᴀɴᴅ ᴄʟɪᴇɴᴛ/sᴇʀᴠᴇʀ.

4) A ʙᴜs ᴛᴏᴘᴏʟᴏɢʏ ɪs ᴀ ᴛᴏᴘᴏʟᴏɢʏ ғᴏʀ ᴀ Lᴏᴄᴀʟ Aʀᴇᴀ Nᴇᴛᴡᴏʀᴋ (LAN) ɪɴ ᴡʜɪᴄʜ ᴀʟʟ ᴛʜᴇ ɴᴏᴅᴇs ᴀʀᴇ ᴄᴏɴɴᴇᴄᴛᴇᴅ ᴛᴏ ᴀ sɪɴɢʟᴇ ᴄᴀʙʟᴇ. Tʜᴇ ᴄᴀʙʟᴇ ᴛᴏ ᴡʜɪᴄʜ ᴛʜᴇ ɴᴏᴅᴇs ᴄᴏɴɴᴇᴄᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀ "ʙᴀᴄᴋʙᴏɴᴇ". Iғ ᴛʜᴇ ʙᴀᴄᴋʙᴏɴᴇ ɪs ʙʀᴏᴋᴇɴ, ᴛʜᴇ ᴇɴᴛɪʀᴇ sᴇɢᴍᴇɴᴛ ғᴀɪʟs. ... Tʜᴇ ʙᴜs ᴛᴏᴘᴏʟᴏɢʏ ɪs ᴇ.ɢ. ᴜsᴇᴅ ʙʏ Eᴛʜᴇʀɴᴇᴛ ɴᴇᴛᴡᴏʀᴋs.

5) Tʏᴘᴇs ᴏғ ᴡɪʀᴇʟᴇss ᴛʀᴀɴsᴍɪssɪᴏɴ ᴍᴇᴅɪᴀ ᴜsᴇᴅ ɪɴ ᴄᴏᴍᴍᴜɴɪᴄᴀᴛɪᴏɴs ɪɴᴄʟᴜᴅᴇ ɪɴғʀᴀʀᴇᴅ, ʙʀᴏᴀᴅᴄᴀsᴛ ʀᴀᴅɪᴏ, ᴄᴇʟʟᴜʟᴀʀ ʀᴀᴅɪᴏ, ᴍɪᴄʀᴏᴡᴀᴠᴇs, ᴀɴᴅ ᴄᴏᴍᴍᴜɴɪᴄᴀᴛɪᴏɴs sᴀᴛᴇʟʟɪᴛᴇs.

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