Understanding Computers Today and Tomorrow, Comprehensive, Morley - Exam Preparation Test Bank (Downloadable Doc)

Chapter 1: Introduction to the World of Computers




TRUE/FALSE



1. Just as you can learn to drive a car without knowing much about car engines, you can learn to use
a computer without understanding the technical details of how a computer works.


ANS: T PTS: 1 REF: 6



2. Computer literacy is knowing about and understanding computers and their uses.


ANS: T PTS: 1 REF: 6



3. A computer does not always do whatever the instructions, or program, tell it to do.


ANS: F PTS: 1 REF: 10



4. Information processing is a vital activity today because the success of many businesses depends
heavily on the wise use of information.


ANS: T PTS: 1 REF: 12



5. The slide rule is considered by many to be the earliest recorded calculating device.


ANS: F PTS: 1 REF: 12



6. Fourth-generation computers witnessed the development of computer networks, wireless
technologies, and the Internet.

, ANS: T PTS: 1 REF: 14



7. The external hardware components are located inside the main box or system unit of the
computer.


ANS: F PTS: 1 REF: 14



8. Storage devices are hardware used to store data on or access data from storage media, such as CD
discs, DVD discs, or flash memory cards.


ANS: T PTS: 1 REF: 15



9. To begin to use a computer, the user first turns on the power by pressing the power button, and
then the computer displays a prompt for the user to decide the next course of action.


ANS: F PTS: 1 REF: 16



10. There are application programs that help users write their own programs using a programming
language.


ANS: T PTS: 1 REF: 17



11. In addition to hardware, software, data, and procedures, the fifth major component of a computer
system are codes.


ANS: F PTS: 1 REF: 17



12. Systems analysts design computer systems to be used within their companies.


ANS: T PTS: 1 REF: 18

,13. The accompanying figure shows a notebook computer.


ANS: F PTS: 1 REF: 23



14. Notebook computers (also called laptops) are fully functioning computers that open to reveal a
screen and keyboard.


ANS: T PTS: 1 REF: 23



15. Tablet PCs can use either a slate or a convertible tablet PC design.


ANS: T PTS: 1 REF: 23



16. A mainframe computer is the standard choice for large organizations that need to manage large
amounts of centralized data.


ANS: T PTS: 1 REF: 26



17. Small office networks enable workers to access company records stored on a network server.


ANS: T PTS: 1 REF: 27

, 18. Once you have an Internet connection, you are ready to begin programming the Web—that is,
using a Web browser to view Web pages.


ANS: F PTS: 1 REF: 33



19. Web browsers maintain a History list, which is a record of all Web pages visited during the
period of time specified in the browser settings.


ANS: T PTS: 1 REF: 34



20. Satellite communication (more commonly called s-com) is the process of exchanging electronic
messages between computers over a network—usually the Internet.


ANS: F PTS: 1 REF: 34




MODIFIED TRUE/FALSE



1. Wireless networking allows the use of computers in virtually any location.
_________________________


ANS: T PTS: 1 REF: 7



2. A(n) display screen can be defined as a programmable, electronic device that accepts data,
performs operations on that data, presents the results, and can store the data or results as needed.
_________________________


ANS: F, computer


PTS: 1 REF: 10