Differentiate between Internet and World Wide Web. (2 marks) The Internet is a massive network of networks, a networking infrastructure. It connects millions of computers together globally, forming a network in which any computer can communicate with any other computer as long as they are both connected to the Internet. Information that travels over the Internet does so via a variety of languages known as protocols. The World Wide Web, or simply Web, is a way of accessing information over the medium of the Internet It is an information-sharing model that is built on top of the Internet. The Web uses the HTTP protocol, only one of the languages spoken over the Internet, to transmit data. Web services, which use HTTP to allow applications to communicate in order to exchange business logic, use the Web to share information. The Web also utilizes browsers, such as Internet Explorer or Netscape, to access Web documents called Web pages that are linked to each other via hyperlinks. Web documents also contain graphics, sounds, text and video.
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Explain the following internet related terms (4 marks)
Name three facilities that are needed to connect to the Internet.
What is a Website?
The figure below shows an extract of an e-mail application What is meant by each of the following terms: Trash Acts as a dust bin for your e-mail account where all deleted mails are stored before being permanently removed from the account Spam This is a folder in your account where all junk and suspicious mails received are stored Inbox
This is a folder in your account where all genuine mails received are stored Definition of: Internet
Piconet
Identify the underlined parts of the following email address:
Musato high school wanted to setup a network connectivity to be used in school. Mention three internet connectivity requirement that the school must have to get the connection.
Mention three factors to consider when choosing an ISP for internet connectivity.
Differentiate between home page and web page as used in the Internet.
Difference between Home page and web page
Explain two ways in which the use of internet could make reporting of corruption easier
(b) Explain two circumstances under which the use of wireless communication would be preferred in data communication.
(c) Figure 2 is an extract of a spreadsheet showing what the students had targeted to score and the actual score in a computer remedial class.
A performance factor is obtained by subtracting the target score from the actual score and dividing the difference by the target score.
Write a formula that uses cell references only that would be entered in cell: (i) D2 to compute the performance factor. (ii) E2 to display the statement ‘more remedials’ if the performance factor is less than zero, ‘exempted’ if the factor is greater than zero and ‘optional remedials’ if otherwise. (iii) D8 to display the best performance factor.
RESPONSES
(a) Ways ¡n which internet makes reporting of corruption easier.
Write the acronym MODEM in full.
Explain the purpose of a modem when connecting to the internet.
State two items that an electronic mail should have for it to be sent.
Items that an email must have:
State the function of each of the following features of an email software:
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