Information Technology an Introduction for Today's Digital World 3rd Edition Richard Fox
Chapters 1-13 Answers are at the End of Each Chapter
Chapter 1
1. Approximately what percentage of US households have at least one desktop or laptop computer?
a. 50%
b. 68%
c. 82%
d. 95%
e. 99.9%
2. Which country has the highest percentage of households with at least one computer?
a. China
b. France
c. South Korea
d. UK
e. USA
3. Of the roughly 8 billion people on the planet, how many have some form of Internet access?
a. 1.05 billion
b. 2.25 billion
c. 3.89 billion
d. 5.35 billion
e. 7.21 billion
4. Which of these does not adequately describe the term “information technology”?
a. Careers that use computer technology
b. Careers that involve maintaining and security computer technology
c. A person who uses a computer
d. Systems of hardware, software and data
e. They all do
5. Which of the following devices is not considered a computer?
a. router
b. server
c. smartphone
d. tablet
e. they are all considered computers
6. True/false: The operating system is a form of software.
7. List 3 careers that might have been included in IT in the 1980s.
8. Match the following type of job with its specific use of IT.
a. Graphic designer i. CT Scan
, b. Radiologic technician ii. AutoCAD
c. Digital marking manager iii. Database management system
d. Architect iv. 2-D editing software
e. Health information technician v. Animation software
f. Computer animator vi. Social media software
9. Define a computer system. How does a computer system differ from a computer?
10. At a minimum, a computer must include which of the following pieces of hardware?
a. keyboard
b. memory
c. monitor
d. processor
e. all of the above
11. What do each of IPOS stand for from the IPOS cycle?
12. True/false: Memory is used in the storage phase of the IPOS cycle.
13. Explain what is involved in each of the IPOS steps when using a word processor.
14. Processing means to execute or run ______.
15. True/false: The terms central processing unit, CPU and process can all be used interchangeably.
16. Match the following descriptions of computers to the appropriate type.
a. Used for largescale storage i. Mainframe computer
b. Higher performance personal computers ii. Mobile device
c. Handheld size iii. Personal computer
d. Costs around $1000 iv. Server
e. Used for bulk data processing v. Supercomputer
f. Most expensive type of computer vi. Workstation
17. True/false: Supercomputers consist of thousands or more processors/cores.
18. Of the following types of computers, which type(s) has(have) been largely phased out? Multiple
answers are possible.
a. Laptop computers
b. Mainframe computers
c. Minicomputers
d. Personal computers
e. Servers
f. Supercomputers
g. Workstations
19. Order these computer types by speed from fastest (most number of operations per second) to slowest.
Mainframe, Mobile device, Personal computer, Server, Supercomputer
20. True/false: All computers today are general-purpose but this was not always the case.
,21. What is the only programming language a computer can directly execute programs in?
22. True/false: A single high-level language programming instruction might translate into more than one,
possibly several, machine language instructions.
23. Registers can be found
a. in a disk drive
b. in main memory
c. in the CPU
d. in the monitor
e. on the motherboard but not in main memory
24. Our computers have less cache memory than main memory. List two reasons.
25. True/false: We would not consider a computer network to be an input/output device.
26. You would find a computer‟s main memory stored
a. in the CPU
b. on the computer‟s motherboard
c. as part of the computer‟s storage device (solid-state drive or hard disk drive)
d. external to the computer‟s system unit, attached through a USB port
e. it could be any of these
27. True/false: There are 2-year and 4-year undergraduate IT degrees but not graduate IT degrees.
28. The system administrator is responsible for each of the following tasks except
a. Installing software
b. Troubleshooting hardware
c. Securing a web site
d. Updating the operating system
e. Training users
29. List 2 tasks for a web server administrator.
30. True/false: Although an IT student may not learn a variety of programming languages, it is likely that
the IT student will learn to program.
31. Which of these specialist skills would a database administrator require that other IT personnel would
not?
a. Knowledge of common cyberattacks
b. Knowledge of one or more programming languages
c. Knowledge of SQL
d. Knowledge of TCP/IP
e. Knowledge of Windows
32. List 3 activities that a network administrator would be involved with in his/her job.
33. True/false: Web developers and web administrators share most of the same tasks.
, 34. System administrators should know more than one operating system.
35. Which of these IT careers would be one that should understand cryptography?
a. Computer security specialist
b. Database administrator
c. Network administrator
d. Web administrator
e. All of the above
36. Which of the following types of knowledge is not something a network administrator would be
required to know?
a. How to configure a firewall
b. How Voice-over-IP works
c. SQL
d. The difference between hubs, switches, routers
e. Trunking protocols
37. A computer science degree would most likely lead to which of these careers?
a. Database administrator
b. Programmer
c. Network administrator
d. Software developer
e. Web administrator
38. Which of the following skills would an IT person employ to find and fix a problem with the operating
system?
a. System level programming
b. System security
c. Hardware troubleshooting
d. System troubleshooting
e. Soft skills
39. Knowledge of HTML, cascaded style sheets and JQuery would be required for which of these IT
careers?
a. Computer security specialist
b. Database administrator
c. Software developer
d. Web administrator
e. Web developer
40. Detecting that a computer is running slowly because of a computer virus infection would be an
example of which type of IT skill?
a. knowledge of operating systems
b. software installation
c. system level programming
d. system security
e. troubleshooting