Deck 4: Hardware and Software

Question 1

Although the operating system makes the computer usable, it does little application-specific work.

Answer 1

True

Question 2

The CPU stores results of computations on the hard drive.

Answer 2

False

Question 3

Magnetic and optical disks are nonvolatile.

Answer 3

True

Question 4

The cache and main memory are volatile.

Question 5

Bytes cannot be used to measure sizes of noncharacter data.

Question 6

The random access memory is called the main memory of a computer.

Question 7

The CPU of a computing device stores data and programs.

Question 8

Every computer need not have an operating system.

Question 9

All hardware today has, at least to the level that is important to us, more or less the same components.

Question 10

A 64-bit processor is needed to effectively utilize more than 4GB of memory.

Question 11

The operating system creates and manages the user interface, including the display, keyboard, mouse, and other devices.

Question 12

A CPU is an example of an input device.

Question 13

A server is a computer that is designed to support processing from many remote computers and users.

Question 14

Program instructions for programs such as Microsoft Excel, are stored in the main memory of a computer.

Question 15

Volatile memory devices can store data without using external power.

Question 16

Hardware includes electronic components that are used to input, process, output, and store data.

Question 17

A megabyte, or MB, is 1,024 bytes.

Question 18

As predicted by Moore's Law, CPU speeds continually increase.

Question 19

The cache and main memory are nonvolatile.

Question 20

The operating system controls a computer's resources.

Question 21

Native applications are sometimes called thick-client applications.

Question 22

Desktop computers, Xboxes, and large, heavy, power-hungry laptops are not mobile devices.

Question 23

Windows operating system is used for Macintosh clients.

Question 24

Programmers cannot alter or add to an open source code.

Question 25

Thin-client applications are developed by professional programmers and technically oriented web developers and business professionals.

Question 26

Thin-client applications cannot run within the browser.

Question 27

Mobile device users cannot move across various devices.

Question 28

Object-oriented languages can only be used by professional programmers who have devoted years to learning object-oriented design and coding skills.

Question 29

Symbian operating system is used for Nokia, Samsung and other mobile devices.

Question 30

With open source, anyone can obtain the source code from the open source project's Web site.

Question 31

A thin-client application is designed to run within a computer browser such as FireFox, Chrome, Opera, and Internet Explorer.

Question 32

In a closed source project, say Microsoft Office, the source code is highly protected and only available to trusted employees and carefully vetted contractors.

Question 33

Mac OS and iOS applications are constructed using Java.

Question 34

Both client and server computers need an operating system.

Question 35

Object oriented languages cannot be used to create difficult and complex applications.

Question 36

Android is used as a non-mobile operating system.

Question 37

The term open source means that the source code of the program is not available to the public.

Question 38

Native applications are programs that are written to use a particular operating system.

Question 39

Linux applications are constructed using Objective-C.

Question 40

Source code is computer code as written by humans and understandable by humans.

Question 41

A BYOD (bring your own device)policy is a statement concerning employees' permissions and responsibilities when they use their own device for organizational business.

Question 42

Mobile applications can share their device with other mobile applications.

Question 43

Which of the following terms refers to a collection of servers?

A)server database
B)server farm
C)portal
D)data server

Question 44

Mobile devices cannot be connected through cloud.

Question 45

Just-in-time data improves the premium on the ability to memorize vast quantities of product data.

Question 46

Which of the following is an input hardware device?

A)plotter
B)bar code scanner
C)projector
D)printer

Question 47

BYOD policies are rapidly evolving, and many organizations have not yet determined what is best for them.

Question 48

Mobile systems offer the potential of just-in-time data, which is data delivered to the user at the precise time it is needed.

Question 49

Which of the following devices is an example of an output hardware device?

A)overhead projector
B)keyboard
C)mouse
D)bar code scanner

Question 50

The ________ is called the "brain" of the computer.

A)random access memory
B)read only memory
C)storage hardware
D)central processing unit

Question 51

Which of the following devices is used during the processing stage of computing?

A)UPC reader
B)main memory
C)printer
D)bar code scanner

Question 52

Bits are used for computer data because they ________.

A)do not support multiple voltage levels
B)are easy to represent electronically
C)are used in common calculations
D)do not function as switches in networks

Question 53

Bits are grouped into 8-bit chunks called ________.

A)switches
B)strings
C)bytes
D)nibbles

Question 54

Which of the following devices is an example of a storage hardware device?

A)universal serial bus
B)central processing unit
C)optical disk
D)random access memory

Question 55

Main memory is also known as ________.

A)cache memory
B)random access memory
C)read-only memory
D)optical memory

Question 56

A user interface (UI)is the presentation format of an application.

Question 57

Which of the following is an output device?

A)video camera
B)projector
C)mouse
D)bar code scanner

Question 58

Applications must be designed to scale up and down without appearing awkward or taking over the device.

Question 59

Numerous vendors license products called mobile device management (MDM)software to assist.

Question 60

Using content to drive application behavior is called indirect interaction.

Question 61

10 TB is equivalent to ________ gigabytes.

A)10,240
B)1,000
C)1,024
D)102.4

Question 62

Which of the following is the operating system designed by Apple?

A)Android
B)Unix
C)Linux
D)Mac OS

Question 63

To run a program or process data, the computer first transfers the program or data from disk to the ________.

A)cache memory
B)main memory
C)input device
D)central processing unit

Question 64

When you buy an operating system for your personal computer, you are actually buying a software ________.

A)copyright
B)upgrade
C)patent
D)license

Question 65

Which of the following terms refers to the process of a single server hosting many versions of desktop operating systems?

A)PC virtualization
B)cloud computing
C)desktop virtualization
D)server virtualization

Question 66

Which of the following is an example of an application program?

A)Microsoft Word
B)Unix
C)Linux
D)Windows

Question 67

Which of the following is a function of an application program?

A)allocating main memory to programs
B)performing memory swapping
C)accessing a customer database
D)allocating resources to a computer

Question 68

When using volatile memory, the ________.

A)processor heats up during operation
B)files are stored permanently
C)processing becomes very slow
D)contents are lost when power is off

Question 69

Which of the following is a mobile operating system licensed by Google?

A)Blackberry OS
B)Symbian
C)Android
D)Windows mobile

Question 70

________ is a version of Unix that was developed by an open source community.

A)Symbian OS
B)Android
C)Linux
D)Mac OS

Question 71

With server virtualization, a server computer hosts ________.

A)multiple operating systems
B)one or more server computers
C)virtual host operating systems
D)databases that contain information about servers

Question 72

A ________ is equivalent to 1,024 bytes.

A)gigabyte
B)kilobyte
C)terabyte
D)megabyte

Question 73

Which of the following memory devices is volatile in nature?

A)magnetic disk
B)cache
C)hard drive
D)optical disk

Question 74

Which of the following is a nonvolatile memory device?

A)optical memory device
B)main memory
C)cache memory
D)random access memory

Question 75

Ronald runs both Windows 7 and Linux on his desktop computer.This process is called ________.

A)PC virtualization
B)server virtualization
C)cloud computing
D)desktop virtualization

Question 76

________ are commands that the central processing unit can process.

A)Recursive functions
B)Instruction sets
C)Operational bits
D)Application programs

Question 77

With ________, a computer, such as a desktop or portable computer, hosts several different operating systems.

A)PC virtualization
B)parallel computing
C)cloud computing
D)grid computing

Question 78

Linux is an example of a(n)________.

A)open source operating system
B)mobile operating system
C)user community
D)application software that creates documents

Question 79

Virtualization is the process by which ________.

A)a single server is used to host the operations of a work station
B)many computers are used to control a server
C)one computer hosts the appearance of many computers
D)a single operating system is licensed for multiple computers

Question 80

Server application programs are programs that ________.

A)control the client computer's resources
B)are processed on client computers
C)are processed on server computers
D)control the server computer's resources