Modem is nothing but
Answer: C
Correct answer: Modulator demodulator
Modem is a contraction of modulator-demodulator, which names the two operations it performs: putting digital data onto an analogue carrier and taking it off again.
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Modems are configured in such a manner that any incoming calls are automatically answered. Manufacturer provides inbuilt modems in many user computers. In this case the greatest security risk when dealing with the modems is
Answer: B
Correct answer: Remote access without the knowledge of network administrator
A modem set to answer automatically gives anyone who dials it a way into the machine, and through it into the network, that bypasses the firewall and every other perimeter control. Because it is inside the network and unrecorded, the administrator has no way of knowing the door exists.
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IP address in computing stands for
Answer: D
Correct answer: Internet protocol
IP stands for Internet Protocol, and an IP address is the number that identifies a host within it.
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Which one of the following describes the contents of the message when sending an email?
Answer: B
Correct answer: Subject
The subject line describes what the message is about. To, Cc and Bcc all name recipients rather than content.
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To which company does Gmail belong?
Answer: D
Correct answer: Google
Gmail is Google's mail service, launched in 2004.
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What do you mean by RAS?
Answer: A
Correct answer: Remote access service
RAS is Remote Access Service - the Windows facility that lets a machine dial in or connect over a network and use resources as though it were attached locally.
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Which service is used for sending or receiving main on the internet?
Answer: C
Correct answer: Email
E-mail is the service for sending and receiving messages. FTP transfers files and Gopher was an early document retrieval system, so neither carries mail.
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What do you mean by the term Wi-Fi in computer hardware?
Answer: A
Correct answer: Wireless network
Wi-Fi is the trade name for wireless local networking over the IEEE 802.11 standards. The name suggests wireless fidelity but was coined as a brand rather than as an abbreviation.
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What do you mean by the term FTP?
Answer: B
Correct answer: File transfer protocol
FTP is the File Transfer Protocol, used to move files between hosts and to log in to a file server.
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Other than the dial-up connection, the network connection applicable to RAS is
Answer: D
Correct answer: All of the above
Remote Access Service is not tied to the telephone: it works over a VPN across the internet, over ISDN, and over DSL, as well as over a dial-up line.
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