Chapter 1 Digital Technologies Assignment Sheet 1

Multiple Choice

Identify the choice that best completes the statement or answers the question.

____ 1. An analog computer uses ____ operations to perform calculations.

a. / mechanical
b. / symbolic
c. / chemical
d. / digital

____ 2. Which of the following would be an example of an analog computing device?

a. / a desktop PC with a dial-up connection to the Internet
b. / a speedometer on a 1957 Chevy
c. / a netbook computer
d. / a Table PC

____ 3.

Which of the pictured devices provides computing capabilities?

a. / digital camera
b. / cell phone
c. / calculator
d. / All of the above

____ 4. Chapter 1 mentions two broad groups of computers you would see in an office superstore. What are they?

a. / Windows-based and Linux-based
b. / PCs and servers
c. / PCs and Macintoshes
d. / laptops and desktops

____ 5. Chapter 1 categorizes common computing devices by size (larger, mid-sized, and mobile). Which of the following is an example of a mid-sized computer?

a. / ebook reader
b. / server
c. / laptop
d. / smartphone

____ 6. According to Chapter 1, mainframe computers are typically used as

a. / permanent storage devices.
b. / backup devices.
c. / servers.
d. / beta-testing machines.

____ 7. A _____ represents a thousand trillion floating point operations.

a. / bit
b. / petaflop
c. / megahertz
d. / megabyte

____ 8. The custom-designed connection used to join clusters of computers is known as a

a. / render farm.
b. / petaflop.
c. / CPU.
d. / microprocessor.

____ 9. A _____ is a computer whose central processing unit might be housed in a tower configuration or in some cases within the monitor.

a. / supercomputer
b. / PDA
c. / mainframe
d. / desktop computer

____ 10. Which of the following components is typically included in a desktop computer setup?

a. / CPU
b. / monitor
c. / keyboard
d. / All of the above

____ 11. By what other name are laptop computers known?

a. / notebooks
b. / Tablet PCs
c. / netbooks
d. / Macs

____ 12.

What type of device is pictured here?

a. / netbook
b. / notebook
c. / ebook reader
d. / Tablet PC

____ 13. According to Chapter 1, the market for tablets is

a. / shrinking.
b. / limited.
c. / growing.
d. / static.

____ 14. What device was originally aimed at people who mainly wanted to browse the Internet and send and receive email?

a. / desktop PC
b. / notebook
c. / netbook
d. / laptop

____ 15. Next-generation netbooks run operating systems such as

a. / Linux and Mac OS X
b. / Windows 7 and Google Chrome
c. / Windows XP and Windows Vista
d. / Window Vista and Mac OS X

____ 16. _____ is a term that describes the tendency of technical devices to take on each other’s functions.

a. / Ubiquitous computing
b. / Technological singularity
c. / Technological convergence
d. / Volatile memory

____ 17. Which of the following is an example of a convergence device?

a. / GPS system
b. / iPhone
c. / cell phone
d. / All of the above

____ 18. In the Activity 1.2.1 Flash movie, the main parts of a desktop computer are discussed. These parts include all of the following except

a. / export.
b. / memory.
c. / input.
d. / processing.

____ 19. As illustrated in the Activity 1.2.1 Flash movie, the two parts of a computer’s CPU chip are the

a. / circuit board and the memory cache.
b. / memory cache and the ALU.
c. / volatile memory and the permanent memory.
d. / ALU and the control unit.

____ 20. The Activity 1.2.1 Flash movie includes a pair of headphones as a(n) ____ device.

a. / storage
b. / memory
c. / input
d. / output

____ 21. The temporary memory area used by the CPU is known as

a. / the DVD drive.
b. / ALU.
c. / the control unit.
d. / RAM.

____ 22. Which of the following is an example of ubiquitous computing?

a. / homes with sensors that read your body’s temperature and automatically adjust the heat
b. / people using computers both at work and at home
c. / use of computers for entertainment rather than to accomplish a task
d. / using an e-book reader

____ 23. ____ involves the study of computer hardware and software systems and programming how devices interface with each other.

a. / Information technology
b. / Software engineering
c. / Computer engineering
d. / Information systems

____ 24. People working in this field may design software, solve problems such as security threats, or come up with better ways of handling data storage.

a. / information technology
b. / information systems
c. / computer science
d. / software engineering

____ 25. A(n) ____ professional considers who needs what data to get work done and how it can be delivered most efficiently.

a. / computer engineering
b. / software engineering
c. / information systems
d. / information technology

____ 26. Workers in this field make sure the technology infrastructure is in place to support users. This may include setting up a network or making hardware and software recommendations.

a. / software engineering
b. / information systems
c. / information technology
d. / computer science

____ 27. Which of the following fields involve the writing of software programs?

a. / software engineering
b. / information systems
c. / information technology
d. / All of the above

____ 28. ____ is the study, design, development, implementation, support, or management of computer-based information systems, particularly software applications and computer hardware.

a. / Information technology
b. / Computer science
c. / Information systems
d. / Software engineering

____ 29. ____ is what you put into a computer; ____ is what you get out of it.

a. / Information; data
b. / Information; output
c. / Data; information
d. / Throughput; output

____ 30. Which of the following is not one of the four parts of the information processing cycle discussed in Chapter 1?

a. / data mining
b. / processing
c. / input
d. / storage

____ 31.

In Chapter 1, this image is used to illustrate

a. / the output phase of the information processing cycle.
b. / the binary system.
c. / monitor resolution.
d. / the decimal system.

____ 32. Binary digits (bits) are assembled into 8-bit collections called

a. / bytes.
b. / megabytes.
c. / megabits.
d. / petaflops.

____ 33.

Peripherals such as the scanner pictured here are considered _____ devices.

a. / output
b. / storage
c. / input
d. / processing

____ 34.

What part of the information processing cycle is addressed by the component shown here?

a. / input
b. / storage
c. / processing
d. / output

____ 35. CPUs are made up of integrated electronic circuits called

a. / ALUs.
b. / flash drives.
c. / cache memory modules.
d. / microprocessors.

____ 36. The speed of a processor is measured in

a. / hertz (Hz).
b. / megabytes (MB).
c. / megabits per second (Mbps).
d. / revolutions per minute (RPM).

____ 37. While it is processing data, where does a computer temporarily store both the data and the instructions from the CPU?

a. / on the internal hard drive
b. / on an external flash memory device
c. / in random access memory (RAM)
d. / on an external storage device, such as a DVD drive

____ 38. ____ is the information that results from computer processing.

a. / A file
b. / Output
c. / Input
d. / Data

____ 39. Which of the following could be considered an example of computer output?

a. / sounds played through computer speakers
b. / a printed document
c. / information viewed on a monitor
d. / All of the above

____ 40.

The device pictured here is used to ____ information.

a. / output
b. / process
c. / store
d. / input

____ 41. Punch cards and floppy disks are

a. / the processors for early analog computers.
b. / early examples of permanent storage media.
c. / failed attempts to find a medium for storing output.
d. / the precursors to RAM.

____ 42. The most common long-term storage medium is

a. / your computer’s RAM.
b. / the flash drive.
c. / your computer’s internal hard drive.
d. / the external hard drive.

____ 43. The basic storage unit is the _____, which might contain a report, spreadsheet, picture, etc.

a. / megabyte
b. / file
c. / drive
d. / pixel

____ 44. Storage capacity is measured in

a. / gigabytes.
b. / megabytes.
c. / kilobytes.
d. / All of the above

____ 45. A gigabyte is approximately 1 _____ bytes.

a. / million
b. / thousand
c. / billion
d. / trillion

____ 46. What are the two basic types of RAM?

a. / temporary and permanent
b. / dynamic and static
c. / random access and sequential access
d. / digital and analog