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What is software?
A term that refers to computer programs
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What is a program?
A set of instructions given to the computer to carry out a task
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What are the two types of software? What do they refer to?
- Systems software- programs written for the computer (operating systems)
- Applications software- programs written for users (word processing)
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What are the three types of applications software?
- Tailor-made software
- Off-the-shelf software
- Integrated software package
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What is the advantage of tailor–made software?
- Satisfies the company's requirements
- Easily modified and updated
- Operates easily
- Easier to train employees
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What is the disadvantage of tailor-made software?
- Expensive
- Takes time
- May not immediately function properly
- Errors may occur
- Maintenance very dependent of the software developers
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What are the advantages of buying ready software over having it especiallywritten?
- Available
- Excellent documentation.
- Well tested
- Cheaper than having one written.
- Popular and has a wide user base.
- Available support from experienced trainers and users
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What is the disadvantage of buying ready software over having it especially written?
- Harder to modify
- May not meet specific requirements
- Difficult to learn
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What is an integrated package?
It is a package consisting of a collection of programs that can share the same data.
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Name programs that are likely to be included in an integrated package
Word processor program, Database program, Spreadsheet programGraphics program, Communications program
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What are the advantages of integrated software?
- Requires less storage space than having several specialized packages
- Cheaper than buying several packages
- Programs can easily share data
- User friendly as the commands are common in all the programs
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What are the disadvantages of integrated software?
- Programs are less powerful than the specialized ones
- If any program gets corrupted then all might be corrupted
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What is a word processing program?
A program that allows the user to create a text document representing a sequence of text characters and formatting codes, edit it, save it, and print it
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Main features of a word processing program(10):
- cut,copy,paste
- spell check
- format text and pictures
- different fonts, text sizes..
- find and replace
- import graphics
- headers and footers
- can be used as web design programs for basic web page creation
- table of contents, numbered captions...
- exporting as a text or webpage file or as a mail or email merge
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What is meant by the computer term mail merging?
Mail merge is the ability to personalize letters with names and addresses from a database.
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What is meant by the computer term macro?
A macro is a single instruction that replaces a set of instructions and can bedone by pressing a key or clicking on an icon. Macros automates actionsrepetitive sequences of keystrokes and mouse movements
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What are the benefits of using a template?
Using a template avoids repeating work every time a document is created.
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What is DTP?
A program that produces documents of a quality good enough for publications
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What are the main features of a DTP?
- facilitates the control of the page layout, i.e. to arrange text and graphics together in an attractive way and to divide pages into columns
- allows the user to layout pictures and text in frames
- users can import images from libraries of clip-art and other programs
- WYSIWYG
- allows exporting
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Which feature makes DTP a frame based?
It allows the user to lay out pictures and texts in frames as this is the major advantage of desktop publishing.
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