Before buying which package can be downloaded through internet for testing purpose?
Answer: B
Correct answer: Beta software
Beta software is a pre-release version issued so that users can try it and report faults before the final release. Shareware is a finished product distributed on trust, and a pirated copy is an illegal one.
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Which port number does FTP use by default for its control connection ?
Answer: A
Correct answer: 21
FTP uses port 21 to carry commands and port 20 for data in active mode. Port 23 belongs to Telnet, 25 to SMTP and 110 to POP3.
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From the options given which one acts as a doorway to the rest of the website pages?
Answer: A
Correct answer: Home page
The home page is the site's front door: it is what a visitor reaches by default and it carries the links to everything else. A URL is an address and a browser is the program that fetches it.
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LAN stands for
Answer: C
Correct answer: Local area network
LAN stands for Local Area Network - a network confined to one site, such as a building or a campus.
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In email address, the symbol that is used to separate the user name with the ISP address is
Answer: C
Correct answer: @
The @ sign separates the user name from the domain of the mail host: user@example.com. It was chosen precisely because it appeared in no name.
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Which one of the following statement is not the benefit of firewall?
Answer: D
Correct answer: It protects against virus
A firewall controls which connections may cross a boundary, and it can log that traffic and enforce policy. It does not inspect the contents of files for malicious code, which is what antivirus software is for - so protection against viruses is the benefit it does not provide.
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It is not used as a means for personal communications in internet.
Answer: A
Correct answer: Instanoles
Chat, electronic mail and instant messaging are all real means of personal communication over the internet. Instanoles is not a service at all, which is what makes it the answer.
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In a network, if a computer shares the resources to be used by others then that computer is called
Answer: B
Correct answer: Server
A machine that makes its resources available to others is acting as a server; the machines using them are clients. In a peer-to-peer network every machine does both at once.
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A table ....
Answer: D
Correct answer: is a grid organized in columns and rows
A table is by definition a grid of rows and columns. The other three statements are true of tables but describe what can be done with one rather than what it is.
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______ is commonly used data format for exchanging information between computers or programs
Answer: A
Correct answer: ASCII
ASCII assigns a number to each character, and because almost every system uses it, plain ASCII text is the lowest common denominator for exchanging data. HTML and XML are markup languages built on top of a character encoding rather than encodings themselves.
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