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| is a stateless protocol; it is dedicated for the WEB transactions |
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needed to get Internet services |
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| you install these applications to extend your browser's capabilities |
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| MIME (Multi-purpose Internet Mail Extension) |
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| provides a clever way to disguise multimedia files as E-mail attachments to be sent with the E-mail ASCII text. |
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| is the number of relationships: many-to-many, one-to-many and one to one relationship. |
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| an alternative to HTML forms, offer more flexibility and interface with XML documents. |
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| has the same capacity regardless of the data you enter |
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| expands to fit the data you enter |
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| can take a long time because the process physically rearranges records on the disk. |
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| produce faster queries and updates than unsorted tables. |
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stores data as objects and each object has its formulas or methods. An object can be viewed as a class and related objects are considered as derivative classes. |
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| is sent by the server to indicate whether the browser's request could be fulfilled. |
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| is a program that extends a browser's ability to work with file formats |
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| are typically used to collect payment and shipping information at the "checkout" counter of e-commerce Web sites. |
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| is software that culls keywords from a Web page and stores them in a database. |
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| search engine's query processor |
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| looks for your search terms in the search engine's indexed. |
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| series of other search engines and compiles the search results. |
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| a group of multiple servers, used by large volume sites, such as yahoo.com |
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| a plain and simple format in which e-mail messages were originally stored |
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| usually includes the technology to block common spam |
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catches spam when anti-spam software misses it |
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site uses these to gather information that allows a Web server to present ad banners targeted to products you previously purchased or checked at that Web site |
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| use cookies to collect items you buy online |
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| An example of Cardinality |
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| is when you can place as many orders as you like and the reserve is not true; a particular order cannot be placed jointly by two customers. |
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| not authorized to activate any other programs in your computer. |
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| should be less than 50 K; large attachments should be zipped. |
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| a collection of info stored in files or tables |
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| allows decision makers to look for relationships between multiple data dimensions |
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| The dynamic Web publishing process |
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| generates customized Web Pages as needed |
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| a.) It exists as a document in human-readable format. b.) It is portable so that it can be easily accessed from virtually any platform. c.) All that is required to view an XML document is an XML-enabled browser. |
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| a list of keys, and each key provides a pointer to the record that contains the rest of the fields related to that key |
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| Guidelines for creating a template for reports |
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| a.) Present information in a usable format b.) Present information in the format most appropriate for the audience. c.) Information should be timely |
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| changes data in more than one record at a time. |
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| bank of eight bits that may represent one character (letter, number, or puncuation) |
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| Data files contain such data as: |
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| The text for a document, the numbers for a calculation, the specifications for a graph, the frames of a video, the contents of a Web page, or the notes of a musical passage. |
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| the file extension (.mid) that indicates their native file format. |
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| the main routes of the Internet |
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| converts programs written in high-level language into machine language one instruction at a time to allow for interactivity |
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| the capacity of a communication channel |
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| is a network established in limited geographical location |
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| HTML (Hypertext Markup Language) |
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| standard format for creating Web documents |
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| the Web page that appears every time you start your browser |
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| allows you to find web features that match specific keyword that you provide. |
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| the computer's main circuit board, it houses all essential chips and provides connecting circuitry between them. |
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| uses registers as temporary storage to hold data that is being processed |
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| are examples of optical storage media |
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| a hard drive mechanism includes this circuit board that positions the disk and read-write heads to locate data. |
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| the program that you run to start the software program. |
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| translates all of the instructions in a program as a single batch and the resulting machine language instructions are placed in a new file. |
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| help the computer carry out its basic operating functions. |
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| the OS small program that is stored in ROM and provides the instructions needed to load the core parts into memory when the system starts |
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| measured in gigahertz. One gigahertz is 1 Billion hertz |
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fit the (what if) analysis process when some cells value change because of its ability to perform automatic recalculation |
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| Symptoms of a possible virus include |
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| : your computer reboots unexpectedly, your executable files unaccountably increase in size, you have difficulty saving files. |
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| a number that is calculated by combining the binary values of all bytes in a file. |
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| remove their signatures from a disk-based file and temporarily conceal themselves in memory. |
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| offer great capacity at a reasonable cost, with tremendous convenience. That's why they are popular as backup media. |
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| the study of the arrangement or mapping of the elements of a network, especially the physical (real) and logical (virtual) interconnections between nodes |
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| network topology that network nodes reconnected in a closed circle and signals travel in one direction (clockwise) |
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| when signal travels in both directions at the same time (like telephone) |
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| signal travels in both directions but one at a time |
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| a type of communication in which a signal travels in only one direction. |
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| TCP (Transmission Control Protocol) |
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| breaks a message or file into packets |
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positions, heads, and locates data on the HD. |
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| the program that you run to start the software program |
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