Study Guide – Chapter 4

STUDY GUIDE – CHAPTER 4 True/False Indicate whether the statement is true or false. ____ 1. A(n) desktop operating system is designed for a desktop or notebook personal computer. ____ 2. A(n) mirrored user interface provides a way to select menu options and manipulate graphical objects displayed on the screen using a mouse or gesture. ____ 3. Mac OS X is a good platform for virtual host technologies that allows you to use one computer to simulate the hardware and software of another. ____ 4. UNIX is rather unique because it is distributed along with its source code under the terms of a GPL (General Public License). ____ 5. Windows Mobile OS is an open source operating system designed for mobile devices and is based on the Linux kernel. ____ 6. DOS and Windows 3.1 limited file names to fifteen characters. ____ 7. A file type is an optional file identifier that is separated from the main file name by a period. ____ 8. The section of data at the beginning of a file that contains information about a file is the file format. ____ 9. When formatting a disk, the disk is divided into tracks. ____ 10. When formatting a disk, tracks are divided into sectors. ____ 11. Tracks and sectors are numbered to provide addresses for each data storage bin. ____ 12. Online backup services are also referred to as remote or managed backup services. ____ 13. A program called AutoBackup supplied with Mac OS X is a good example of synchronization software. ____ 14. A(n) operating-system disk is a removable storage medium containing the operating system files needed to boot your computer without accessing the hard disk. ____ 15. A restore point is a snapshot of your computer settings. ____ 16. An operating system acts as the master controller of all of the activities that take place within a computer system. ____ 17. When using Windows, the Shift+Alt+Del key sequence opens the Task Manager, which shows a list of processes being executed by the microprocessor. ____ 18. One difference between Microsoft Windows and Mac OS is that only Windows features multiple rectangular work areas (called windows) to reflect multitasking capabilities. ____ 19. In Windows 7 and Mac OS X you can use spaces in file names. ____ 20. During a typical computing session, your computer might run an average of 50 processes. ____ 21. A combo button allows you to select one item from several options. ____ 22. During the boot process, the operating system is totally loaded into the kernel. ____ 23. The sequence of events that occurs between the time that you turn on a computer and the time that it is ready for you to issue commands is referred to as the boot process. ____ 24. Today’s Windows operating systems do not require the DOS kernel. ____ 25. One of the primary strengths of Windows is security. ____ 26. One of the reasons Microsoft Windows suffers from the reputation for being the most vulnerable to viruses, worms, and other attacks is because of hackers with anti-establishment sentiments. ____ 27. In a dual boot system, to change operating systems, you have to reboot. ____ 28. A General Purpose License, or GPL, allows anyone to make copies for their own use or to give or sell to others. ____ 29. The D drive must refer to a CD or DVD drive. ____ 30. When you use Windows, Mac OS, or a Linux graphical file manager, each subdirectory is depicted as a folder. ____ 31. When creating a file, you must keep up with the size of the file manually. ____ 32. A file extension is always the same as a file format. ____ 33. To be certain a file can be opened by the recipient, simply save it as an .exe; then anyone can open it. ____ 34. Often file management is represented by a tree metaphor. ____ 35. File management utilities usually retain the files within a folder when that folder is deleted. ____ 36. Viruses can damage files to the point that your computer can't access any data on its hard disk. ____ 37. With remote backups, the speed for backing up and restoring data is independent of the speed of your Internet connection. ____ 38. Some systems streamline the backup process by restoring a computer’s operating system, device drivers, settings, and data in a single step--a process called restore pointing. Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 39. Suppose that you're looking in a folder and see lots of files with .tmp, .dll, .com, and .hlp extensions. You should ________. a. delete all those files because they are c. hide the file extensions so that the unneeded files taking up disk space programs they contain will not be executed b. leave the files alone because they are d. rename all the files so that the extensions probably required for the correct match operation of an application program ____ 40. Graphical user interfaces depend on menus that offer users a list of valid commands for controlling an application. There can be many options associated with a command, however. Instead of listing all the options on a submenu, ________ are used to display the options for a command. a. dialog boxes c. gestures b. command prompts d. taskbars ____ 41. Which of the following is responsible for allocating specific areas of RAM for each program running on your computer? a. The microprocessor c. RAM b. The operating system d. Buffers ____ 42. The ________ provides essential operating system services, such as memory management and file access. a. bootstrap program c. ROM b. kernel d. main executable file ____ 43. On a Windows computer, a file specification or path typically includes all of the following information EXCEPT ________. a. the file author c. the file extension b. the file name d. the drive letter ____ 44. In Windows 7, Documents, Music, Pictures, and Videos are examples of ________. a. Public files c. Recycle Bin partitions b. libraries d. personal folders ____ 45. Most personal computers today are sold with preinstalled operating systems, including all of the following EXCEPT ____. a. Linux c. Mac OS b. Windows 7 d. HP ____ 46. All of the following are operating systems EXCEPT ____. a. Google Chrome OS c. C++ b. OpenSolaris d. UNIX ____ 47. The most obvious responsibility of your computer’s operating system is to ____. a. provide an environment for running software b. allow device drivers to work c. provide a graphic interface for your interactions with the computer d. allow you to use your keyboard ____ 48. All of the following are examples of resources EXCEPT ____. a. a file c. storage space b. RAM d. a peripheral ____ 49. Activities associated with resource management include all of the following EXCEPT ____. a. managing processor resources b. ensuring that input and output proceed in an orderly manner c. keeping track of storage resources d. installing new memory ____ 50. ____ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously. a. Multitasking c. Multiprocessing b. Multithreading d. Multicomputing ____ 51. Within a single program, ____ allows multiple parts to run simultaneously. a. multitasking c. multiprocessing b. multithreading d. multicomputing ____ 52. An operating system’s ____ capability supports a division of labor among all the processing units. a. multitasking c. multiprocessing b. multithreading d. multicomputing ____ 53. The term ____ is a technical term for the region of memory that holds data waiting to be transferred from one device to another. a. RAM c. buffer b. ROM d. storage ____ 54. A ____ is an additional set of commands that the computer displays after you make a selection from the main menu. a. submenu c. menu selection b. dialog box d. all answers are correct ____ 55. A ____ displays the options associated with a command. a. submenu c. menu selection b. dialog box d. all answers are correct ____ 56. Microsoft Windows is installed on more than ____ of the world’s personal computers. a. 80% c. 90% b. 85% d. 95% ____ 57. The first versions of Windows were referred to as operating environments rather than operating systems because ____. a. they required DOS to supply the operating system kernel b. they were DOS with a GUI c. DOS was not required by the operating system kernel d. they were so new they really didn’t know what to call them ____ 58. The strengths of Microsoft Windows include all of the following EXCEPT ____. a. number of applications b. variety of hardware platforms on which it runs c. its ability to do handwriting recognition d. reliability ____ 59. Microsoft offers different desktop editions of its Microsoft Windows for various markets; these editions include all of the following EXCEPT ____. a. Home c. Ultimate b. Professional d. Mobile ____ 60. The strengths of Mac OS include ____. a. its use of resource forks b. the number of software applications that run on it c. security d. all answers are correct ____ 61. VMWare and Parallels Desktop software are examples of ____. a. virtual machine software c. applications software b. dual boot software d. operating systems ____ 62. Weaknesses of Mac OS include ____. a. limited selection of applications c. cryptic command -line user interface b. typically requires more tinkering d. all answers are correct ____ 63. Files maintained by the Macintosh operating system can have two parts, called ____.

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