Describe the following terms that are used in the Domain Name System.
Top-level domain
A top level domain lies beneath the root DNS domain and managed by the Internet name registration authority. There are three types of top-level domains:
? Organizational domains. These are named by using a 3-character code that indicates the primary function or activity of the organizations contained within the DNS domain.
? Geographical domains. These are named by using the 2-character country/region
codes established by the International Standards Organization (ISO) 3166.
? Reverse domains. This is a special domain, named in-addr.arpa, that is used for IP
address-to-name mappings (referred to as reverse lookup)
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A(n) ___________________ is a series of instructions that can be grouped together as a single command.
Fill in the blank(s) with the appropriate word(s).
When you do not know when you write the program whether the loop will be executed two times, 200 times, or not at all you should use a definite loop.
Answer the following statement true (T) or false (F)
Match the following terms to their meanings:
I. A public meeting place on the Internet for open discussion A. Directory Service II. Added to Windows Mailby default B. SMTP III. A list of names and information about every user and C. Microsoft Communities user on a network IV. A computer connected to the Internet that directs D. newsgroup messages to their destination V. A common standard for sending e-mail across the Internet E. e-mail server
Typing bare instead of bear is an example of a word usage error and will have a blue underline
Indicate whether the statement is true or false