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Correct answer is (b)
Multiple-Choice Quiz 10
1. Which of the following is (are) true with respect to the implementation of virtual memory in a computer system?
A page fault occurs whenever the CPU tries to access an instruction or data not loaded into RAM. Virtual memory support is provided by the operating system and no special hardware support is required.
Excessive page faults can slow down access to other files on the disk. (a) I and III only (b) II only
(c) II and III only (d) I only
Correct answer is (a)
2. Which of the following conditions cause the system to slow down due to page faults? The user is trying to run too many programs at the same time. The operating system is not using any virtual memory.
The system does not have enough RAM to handle all that is demanded of it. (a) I, II, and III (b) II and III only (c) I and III only (d) I and II only
Correct answer is (c)
3. Which of the following indicates to the operating system that an application is referencing data not currently loaded into RAM? (a) Page fault (b) Real mode interrupt (c) RAM interrupt (d) Relocation error Correct answer is (a)
4. Which of the following devices is (are) shared by concurrently running applications through the operating system? Keyboard Printer Processor (a) I, II, and III (b) I and II only (c) II only
(d) II and III only
Correct answer is (a)
5. Which of the following is (are) true of virtual memory and page faults?
A page fault occurs whenever a task refers to something that is in virtual memory but not in RAM.
A page fault always occurs whenever the operating system schedules a blocked task to start
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running.
Page faults can occur due to too many tasks executing or too little RAM within the computer. (a) I and III only (b) II only (c) I only
(d) II and III only Correct answer is (a)
6.How do applications that are running concurrently appear to share the monitor? (a) The scheduler determines which applications are allowed to write to a window. (b) There is no way to allow applications to share the monitor effectively.
(c) Only the application associated with the active window can display new information on the monitor.
(d) All running processes write to their respective windows appearing on the monitor. Correct answer is (d)
7.Which of the following are true regarding the use of virtual memory in a computer system? Virtual memory provides the illusion of more RAM than actually exists.
Excessive use of virtual memory by a computer system can slow overall performance. The CPU executes instructions directly from virtual memory. (a) II and III only (b) I and II only (c) I and III only (d) I, II, and III
Correct answer is (b)
Multiple-Choice Quiz 11
1. Which of the following structures is used by operating systems to describe to a user how files and folders, excluding shortcuts, are organized on a storage device? (a) a list (b) a tree (c) a matrix (d) a root
Correct answer is (b)
2. When a user creates a file, the user must provide it with a valid file name that adheres to specific rules, referred to as file-naming (a) conventions (b) policies (c) procedures (d) syntax
Correct answer is (a)
3. Which of the following is (are) true regarding the cluster size of a disk drive? A cluster is the smallest amount of space that a file can occupy in a disk. The cluster size will decrease as the size of the disk increases. (a) II only (b) I only
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尊重他人的劳动成果是一种美德
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(c) I and II (d) None
Correct answer is (b)
4. Under Windows, creating a shortcut icon that points to another shortcut icon results in which of the following? (a) an error
(b) a copy of the original shortcut
(c) a shortcut having the shortcut file as a target
(d) the creation of a copy of the target of the original shortcut Correct answer is (b)
5. Which of the following is (are) true regarding the New Technology File System? NTFS has built-in recoverability feature.
The cluster size varies in NTFS depending on the size of the disk. NTFS supports data access control and ownership privileges. (a) II and III only (b) I and II only (c) I, II, and III (d) I and III only
Correct answer is (c)
6. Which of the following are reasons for partitioning a physical disk drive into one or more logical disk drives? For file systems such as FAT16, smaller partitions use disk space more effectively. Partitioning a drive limits the size a file can grow to.
If the file system is FAT16 and the drive is larger than 2GB, partitioning the drive is necessary to make the entire drive accessible. (a) I, II, and III (b) II and III only (c) I and II only (d) I and III only
Correct answer is (a)
7. Which of the following is true about the names of files and subfolders that reside in the same folder?
(a) Names must always include an extension. (b) Names must always start with a capital letter. (c) Names must be unique within that parent folder.
(d) Names must be unique within the entire disk or partition. Correct answer is (c)
8. The type of data contained within a file in Windows is indicated by the _____ of the file. (a) attributes (b) parent folder (c) content (d) extension
Correct answer is (d)
9. A file could contain which of the following?
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尊重他人的劳动成果是一种美德
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A document Digitized sounds Digital video (a) II and III only (b) I, II, and III (c) III only (d) I only
Correct answer is (b)
10. Which of the following are true about the presence of hierarchical file systems within an operating system?
Hierarchical file systems require all files to be stored in a directory. Hierarchical file systems make it easier for users to organize files.
Hierarchical file systems require that all files and subfolders in a given folder have names that are unique.
(a) II and III only (b) I and II only (c) III only
(d) I, II, and III
Correct answer is (d)
11.Consider a sector in a disk that is only partially filled with data. The unused portion of the sector is known as (a) free space (b) non-data space (c) empty space (d) slack space Correct answer is (d)
12. In Windows 9x/Me/XP/NT/2000, which of the following characters are allowed in file names? ? / *
(a) III only (b) II only (c) None (d) I only
Correct answer is (c)
Multiple-Choice Quiz 12
1. A copyright is a form of legal protection that exclusively grants the copyright owner which of the following rights with regard to the copyrighted software? Copying
Distributing or selling Modifying (a) II only (b) I and II only
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(c) I, II, and III
(d) II and III only Correct answer is (c)
2. A software _____ may extend the rights given by copyright laws. (a) trademark (b) warranty (c) copyright (d) license
Correct answer is (d)
3. Software is classified as _____ software if the only reason it is needed is to run a computer. (a) public domain (b) application (c) shareware (d) system
Correct answer is (d)
4. Which of the following types of licenses usually allows use of the software for a trial period? (a) Open source software (b) Application software (c) Freeware (d) Shareware
Correct answer is (d)
Multiple-Choice Quiz 13
1. Which of the following applications, if integrated with an email client application, would provide the greatest convenience to a user? (a) A spreadsheet application (b) A personal finance application (c) An address book application (d) A drawing application Correct answer is (c)
2. Which of the following is an appropriate type of application for creating a rough blueprint of a home improvement project? (a) Presentation (b) Drawing (c) Database (d) Painting
Correct answer is (b)
3. Which of the following sets of applications is the most appropriate to use for creating printed annual reports to stockholders?
(a) Animation, photo editor, spreadsheets
(b) Word processing, animation, sound synthesis (c) Word processing, spreadsheets, sound synthesis (d) Word processing, spreadsheets, graphics Correct answer is (d)
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尊重他人的劳动成果是一种美德