Literacy Exam #2 Review Questions Chapters 3, 4, 5 & 6 There will be a total of 50 questions (true / false and multiple choice) on the exam. You will need a scantron and a pencil with you to take the test. 1. What is application software? What is the role of system software? 2. What is an operating system and its function? 3. What are some reasons that application software may be used? 4. What is a graphical user interface (GUI)? 5. What is the small image that displays on the screen to represent a program? 6. What are some key features of word processing, spreadsheet, database, & presentation graphics software? 7. How does a spelling checker work in word processing packages? 8. What is the function of the recalculation feature of spreadsheet software? How does this function relate to the "What-if" analysis process? 9. What is a field, record, table of data in a database? 10. What is Web browser software used for? What are 2 popular browsers? 11. What is a motherboard, and where is it found? 12. What is a CPU? What are the components of the CPU? 13. What are the major functions of the control unit, ALU, and memory? 14. What must be stored in memory while processing is occurring? 15. What are registers? How are they used? 16. What are the 4 steps in the machine cycle? What is the purpose of each step? 17. What is the system clock, bus size, and word size? 18. What is RAM? ROM? How do they relate to volatile and novolatile memory? 19. What is a bit, a byte, a kilobyte, a megabyte, a gigabyte? 20. How are EBCDIC and ASCII binary codes used? 21. What is the difference in serial and parallel processing? 22. What does "Plug and Play" mean? 23. What is the difference in analog and digital signals? Which type do most computers use? 24. What are the different types of input accepted by a computer? 25. What are the characteristics of some common input devices such as the keyboard, mouse, trackball, scanner, voice input? 26. How can the following be used as input, OCR, OMR, MICR? 27. What does ergonomics mean? 28. What are some commonly used output devices? 29. What is hard copy? Soft copy? 30. What are some differences in impact and nonimpact printers? Name some different printers of each type and know the main features of each printer? 31. What is a terminal, and what are characteristics of the different categories of terminals? 32. What is a CRT? what is a pixel? resolution? 33. How can visually impaired users receive output?