Deck 4: Hardware, Software, and Mobile Systems

Question 1

The speed of a CPU is expressed in cycles called hertz.

Answer 1

True

Question 2

The main memory of a computer is also called random access memory (RAM).

Answer 2

True

Question 3

Internet of Things (IoT) is one of the disruptive force that change the power of business allowing objects to connect to the Internet so they can interact with other devices, applications, or services

Answer 3

True

Question 4

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

Question 5

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

Question 6

The CPU of a computing device stores data and programs.

Question 7

Magnetic and optical disks are nonvolatile.

Question 8

Hardware consists of electronic components that are used to input, process, output, and store data according to instructions encoded in computer programs or software.

Question 9

A central processing unit (CPU) is also called "the brain" of a computer.

Question 10

The cache and main memory are nonvolatile, meaning their contents survive when power is off.

Question 11

A CPU is an example of an input device.

Question 12

Quad-processor computers have two CPUs.

Question 13

Smart devices require lesser bandwidth and consume less energy.

Question 14

Volatile memory devices can store data without using external power.

Question 15

A dual processor computer with 3.5 Gigahertz or more is required to edit large pictures, sound, or video files.

Question 16

A 3D home printer would create more stable structures, use less material, and reduce workplace injuries.

Question 17

The CPU stores the results of computations on the hard drive.

Question 18

Random access memory is volatile.

Question 19

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

Question 20

Bytes lack the capacity to measure sizes of noncharacter data.

Question 21

An operating system is required by both client and server computers.

Question 22

Symbian is a popular operating system used on devices like iPhone, iPad, and iPod Touch.

Question 23

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

Question 24

An operating system is a program that controls a computer's resources.

Question 25

Linux is high-priced and closed source software developed by Google.

Question 26

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

Question 27

A Web, or thin-client application, is designed to run within computer browsers such as Firefox and Internet Explorer.

Question 28

The minimization of menu bars, status lines, and other visual overhead is a key feature of modern-style applications.

Question 29

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

Question 30

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

Question 31

Native applications are also known as thick-client applications.

Question 32

The process of showrooming enables each virtual machine to operate exactly the same as it would operate in a stand-alone, nonvirtual environment.

Question 33

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

Question 34

Horizontal-market applications are developed for specific, unique needs of an industry.

Question 35

Unix is an operating system that is used specifically by business professionals.

Question 36

Android is a nonmobile client operating system.

Question 37

Virtualization is the process by which one physical computer hosts many different virtual computers within it.

Question 38

Thin-client applications can seldom run within a computer browser.

Question 39

An operating system is a hardware device used to input data into a computer.

Question 40

Windows XP is a version of Windows designed for use on ARM devices.

Question 41

A ________ is also called "the brain" of the computer.

A) network card
B) motherboard
C) thumb drive
D) central processing unit

Question 42

Mac OS and iOS applications are constructed using Java programming language.

Question 43

Which of the following is an example of storage hardware in computers?

A) plotter
B) magnetic disk
C) projector
D) inkjet printer

Question 44

Source code is made available from an open source project's website to any user.

Question 45

Linux applications are constructed using Objective-C and VB.NET languages.

Question 46

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

Question 47

Programmers are not allowed to alter or add to an open source code.

Question 48

Mobile devices lack wireless connectivity features.

Question 49

Web applications can be developed by professional programmers, technically oriented Web developers, or business professionals.

Question 50

If an organization's BYOD (bring your own device) policy dictates that an employee is responsible for damage, the advantage to the organization is that it appears to be permissive without actually being so.

Question 51

Which of the following refers to a small, portable storage device that can be used to back up data and transfer it from one computer to another?

A) USB flash drive
B) projector
C) mouse
D) barcode scanner

Question 52

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

Question 53

The CPU stores the results of computations in ________.

A) floppy disks
B) main memory
C) secondary memory
D) network cards

Question 54

Numerous vendors license products called mobile device management (MDM) software that assist the process of software reloading and installing programs that enable the IS department to manage devices remotely.

Question 55

Mobile systems users can move geographically but are restricted from moving between devices.

Question 56

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 57

Desktop computers and Xboxes are not mobile devices.

Question 58

A(n)________ is an example of storage hardware in computers.

A) overhead projector
B) keyboard
C) magnetic disk
D) barcode scanner

Question 59

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 60

Mobile devices cannot be connected through the cloud.

Question 61

Which of the following hardware developments allow objects to connect to a network and share data with any other application, service, or device?

A) Internet of things (IoT)
B) 3D printing
C) Self-driving cars
D) Automated guided vehicles

Question 62

Which of the following memory devices is volatile in nature?

A) magnetic disk
B) cache memory
C) erasable programmable read only memory (EPROM)
D) optical disk

Question 63

Which of the following operating systems was designed by Apple?

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

Question 64

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

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

Question 65

Which of the following statements is True about self-driving cars?

A) increase in fuel consumption
B) expensive and complex
C) reduction in car insurance cost
D) fewer accidents take place

Question 66

Individuals who edit large pictures, sound, or video files need a(n) ________ processor computer with the minimum speed of 3.5 Gigahertz

A) 32-bit
B) dual
C) quad
D) 8-bit

Question 67

10 TB is equivalent to ________ gigabytes.

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

Question 68

Bits are grouped into 8-bit chunks called ________.

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

Question 69

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

A) Web
B) Thin-client
C) Native
D) Browser

Question 70

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

A) barcode scanner
B) central processing unit
C) optical disk
D) random access memory

Question 71

Which of the following statements is True about operating systems?

A) The server operating system Linux is gradually being replaced by Unix.
B) Android is a mobile operating system licensed by Apple.
C) Nonmobile client operating systems are used on personal computers.
D) iOS is the most popular server operating system.

Question 72

Bits are used for computer data because they ________.

A) are represented exclusively as letters of the alphabet
B) are easy to represent physically
C) represent the orientation of a nonoptical media
D) can have more than two values at a time

Question 73

Which of the following is a characteristic of smart devices?

A) require microprocessors and new protocols
B) have lower bandwidth
C) consumes less energy
D) have less processing power

Question 74

A ________ is equivalent to 1,024 bytes.

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

Question 75

Which of the following is an example of nonvolatile memory?

A) optical disk
B) main memory
C) cache memory
D) static random access memory (SRAM)

Question 76

A thin-client application is designed to run within a program such as ________.

A) Adobe Photoshop
B) Internet Explorer
C) Microsoft Word
D) Microsoft Excel

Question 77

Main memory is also known as ________.

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

Question 78

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

A) server database
B) server farm
C) firmware
D) shareware

Question 79

Which of the following is a characteristic of volatile memory?

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

Question 80

The speed of a CPU is expressed in cycles called ________.

A) hertz
B) knot
C) Mach
D) rev