Chapter 4 Review Questions: Hardware and Software
1) Which device listed below is an example of an output hardware device?
A) keyboard
B) flatbed plotter
C) CPU
D) magnetic disk
2) Which of the following is considered to be input hardware?
A) keyboard
B) video display
C) speakers
D) plotter
3) Which of the following is sometimes called the "brain" of the computer?
A) magnetic disk
B) special function cards
C) central processing unit
D) main memory
4) 1 ________ = 1024 kilobytes
A) terabyte
B) megabyte
C) gigabyte
D) bit
5) Which of the following storage devices is most commonly used?
A) CD
B) DVD
C) magnetic tape
D) magnetic disk
6) Which of the following is true of special function cards?
A) It consists of circuitry for storing data and instructions.
B) It is added to a computer to augment its basic capacities.
C) It is a storage device used to save data and programs.
D) It selects instructions and processes them.
7) Computers represent data by using ________.
A) dots
B) pixels
C) tags
D) bits
8) A computer with a quad processor has ________ CPUs.
A) 8
B) 4
C) 2
D) 16
9) Which of the following patterns represents the value 11011?
A) closed; closed; open; closed; closed
B) open; closed; open; open; closed
C) closed; open; open; open; closed
D) open; open; closed; open; open
1
10) One ________ is equivalent to 1024 gigabytes.
A) gigabyte
B) terabyte
C) megabyte
D) kilobyte
11) A ________ is 1,024 bytes.
A) K
B) MB
C) GB
D) TB
12) The CPU has a small amount of very fast memory called ________.
A) the main memory
B) a data channel
C) serial bus
D) a cache
13) To execute an instruction, data is moved from the main memory to CPU via the ________.
A) bus
B) operating system
C) cache
D) application
14) ________ is a program that controls the computer's resources.
A) Cache
B) Operating system
C) Application
D) Bus
15) When there is not enough memory to load additional programs in the main memory, the operating system
removes some programs/data and replaces it with the newly requested programs/data through a process called
________.
A) data labeling
B) force programming
C) memory swapping
D) data paging
16) CPU speed is expressed in ________.
A) hertz
B) bytes
C) bits
D) cycles
17) Which of the following is true of a 32-bit CPU?
A) It can effectively utilize up to 4GB of main memory.
B) It has the highest speed of any processor.
C) It is ideal for creating large complicated spreadsheets.
D) It is more expensive than the 64-bit CPU.
18) When contents of the memory are lost when the power is off, the memory is said to be ________.
A) cached
B) volatile
C) random
D) swapped
2
19) Which of the following is part of volatile memory?
A) magnetic disk
B) magnetic tape
C) optical disk
D) cache
20) Users employ ________ computers for word processing, spreadsheets, database access, and so forth.
A) client
B) cached
C) licensed
D) volatile
21) Which of the following is true of a client?
A) They usually have multiple CPUs.
B) They have software that enables them to connect to a network.
C) They have limited video displays or no display at all.
D) They can process emails or large shared databases.
22) Which of the following is true of a server?
A) Single but powerful CPUs are used by all servers.
B) Extensive video displays characterize all servers.
C) Processing shared databases is one if its functions.
D) Servers cannot process emails and Web sites.
23) For some commercial Web sites, the server is actually a large collection of computers, called a ________, that
coordinates all of their activities.
A) networking terminal
B) workstation
C) server farm
D) data bus
24) Every computer has a(n) ________, which is a program that controls that computer's resources.
A) operating system
B) application program
C) central processing unit
D) instruction set
25) Which of the following operating systems was developed by the open source community?
A) Opera
B) Windows
C) Linux
D) Mac OS
26) Which of the following is a function of the operating system of a computer?
A) processes thousands of service requests at a time
B) performs memory swapping functions
C) selects the order in which instructions are processed
D) reads data and instructions from memory
27) Microsoft Windows works only on processors from Intel and companies that make processors that conform to
the Intel ________.
A) site license
B) machine code
C) input hardware
D) instruction set
3
28) Programs that control the server computer's resources are ________.
A) client operating systems
B) client operating systems
C) server operating systems
D) server application programs
29) Which of the following operating systems is most commonly used?
A) Linux
B) Windows
C) Unix
D) Mac OS
30) Which of the following operating systems is generally used by the scientific community and not business users?
A) Windows
B) Linux
C) Mac OS
D) Unix
31) An individual buying a computer program ________.
A) accrues liability for the usage of the program
B) can install the program on multiple computers
C) just buys a license to use the product
D) can also use most other programs using the license
32) ________ is a form of hardware/software leasing in which organizations obtain server resources from vendors
that specialize in server processing.
A) Metaserver leasing
B) String computing
C) Grid referencing
D) Cloud computing
33) ________ is the process whereby multiple operating systems share the same hardware.
A) Machine coding
B) Virtualization
C) License sharing
D) Application software
34) A grocery scanning checkout system is an example of a(n) ________.
A) vertical-market software
B) horizontal market software
C) one-of-a-kind application
D) operating system
35) Software that provides capabilities common across all organizations and industries is known as ________
software.
A) enterprise
B) market-wide
C) horizontal-market application
D) generic-application
36) Which of the following is true of in-house custom-developed software?
A) They are less expensive than off-the-shelf software.
B) The organization has to tailor its applications to the software.
C) They are easy and comparatively cheap to make.
D) The developing company pays the adaptation costs itself.
4
37) ________ software is installed in special, read-only memory in devices like printers or communication devices.
A) Firmware
B) Instruction set
C) Vertical-market
D) Horizontal-market
38) Application programs that require programs other than a browser on a user's computer are called ________.
A) smart clients
B) horizontal applications
C) vertical applications
D) thick-clients
39) Which of the following is true of thick-client applications?
A) A thick-client application is an application program that need not be preinstalled on the client.
B) All other things being equal, thin-client applications are preferred over thick client applications.
C) A thick client application does not require preinstallation of client codes.
D) With a thick-client application, a system administrator must install the new version on each user computer.
40) ________ is computer code as written by humans and that is understandable by humans.
A) Open source
B) Machine code
C) Source code
D) Native code
5