Deck 2: Digital Devices

Question 1

Semiconductors are substances with properties between those of a conductor and an insulator.​

Answer 1

True

Question 2

The term 'stored program' means that a series of instructions for a computing task can be loaded into a computer's memory.​

Answer 2

True

Question 3

System software is a set of computer programs that helps a person carry out a task.​

Answer 3

False

Question 4

Smartphones evolved from basic cell phones and PDAs.​

Question 5

Smartwatches are multifunction devices that can include a camera, thermometer, compass, calculator, cell phone, GPS, media player, and fitness tracker.​

Question 6

The CPU of most modern computers is a microprocessor.​

Question 7

Processing is handled by the computer's central processing unit (CPU).​

Question 8

Battery lifespan is the time your device operates before it must be recharged. ​

Question 9

Computers with the same operating systems can typically use the same software and peripheral devices.​

Question 10

The ability to switch between programs makes computers multipurpose devices.​

Question 11

Peripheral devices are generally attached to a computer with cables or a wireless connection.​

Question 12

A desktop is a portable computing device featuring a touch-sensitive screen that can be used for input as well as for output.​

Question 13

An example of system software is a computer operating system.​

Question 14

LGAs have two rows of pins that connect the chip to a circuit board.​

Question 15

An DIP is a square chip package, typically used for microprocessors, with pins arranged in concentric squares.​

Question 16

A slate tablet configuration is basically a screen in a narrow frame that lacks a physical keyboard.​

Question 17

The operating systems for smartphones are radically different to those used for tablet computers.​

Question 18

​Battery life is the time your device operates before it must be recharged.

Question 19

Component systems are currently the most popular form factor for digital devices.​

Question 20

Intel Corporation is the world's largest chipmaker and supplies a sizeable percentage of the microprocessors that power desktops and laptops.​

Question 21

Memory cards are typically volatile.​

Question 22

The term instruction cycle refers to the process in which a computer executes a single instruction.​

Question 23

All remote storage is considered to be cloud storage.​

Question 24

A hard disk drive is an example of magnetic storage.​

Question 25

RAM is volatile.​

Question 26

ROM is temporary and volatile, RAM is more permanent and non-volatile.​

Question 27

When a peripheral device is connected or disconnected while the host device is operating, it is called hot-plugging.​

Question 28

During an instruction cycle, all parts of the instruction are performed by the microprocessor's control unit.​

Question 29

The Intel i7 microprocessor is x86 compatible.​

Question 30

x86 processors use a different instruction set than ARM processors.​

Question 31

Modern processors follow Intel's original numbering sequence.​

Question 32

Solid state storage stores data in erasable, rewritable circuitry, rather than on spinning disks or streaming tape.​

Question 33

Athlon and A-series processors manufactured by AMD are NOT x86 compatible.​

Question 34

Most computer ads specify the speed of a microprocessor in gigahertz.​

Question 35

A solid state drive can be used as a substitute for a hard disk drive.​

Question 36

ARM-based processors are not especially energy efficient.​

Question 37

In a display device, response rate is the time it takes for one pixel to change from black to white then back to black.​

Question 38

A multicore processor that executes more than one instruction at a time is referred to as a parallel processor.​

Question 39

Which of the following is based on computer technology?​

A)​tablets
B)​ebook readers
C)​game consoles
D)all of the above

Question 40

A laser printer has a nozzle-like print head that sprays ink onto paper to form characters and graphics.​

Question 41

The most popular battery type used in today's electronic devices is __________.​

A)nickel-cadmium
B)​alkaline
C)​lithium ion
D)​none of the above

Question 42

What type of computer should you consider purchasing if you want a portable system that is great for consuming content such as ebooks, music, and videos but not so great for creating content or multitasking?​

A)​Tablet
B)​Smartphone
C)​Desktop
D)​Laptop

Question 43

Which of the following is an example of a computer that is a small, lightweight personal computer that is designed like a clam shell?​

A)​Desktop computer
B)​Laptop computer
C)​Server
D)​Tablet

Question 44

What type of computer should you consider purchasing if you want a portable system that is good for students and on-the-go professionals who want to create content and be productive, in addition to consuming content?​

A)​Desktop
B)​Laptop
C)​Tablet
D)​Smartphone

Question 45

Modern refrigerators, washing machines, and other appliances are controlled by integrated circuits called ____________ that combine sensors with processing circuitry.​

A)microcontrollers​
B)​microcomputers
C)​servers
D)​microdevices

Question 46

Microprocessors can't directly understand programming languages, so programs have to be converted into _____________ that corresponds to the microprocessor's instruction set.​

A)​applications
B)​machine language
C)microprocessors
D)​ARM

Question 47

What type of computer should you consider purchasing if you want a system that is ideal for dedicated gamers, serious designers, desktop publishers, and video editors?​

A)​Laptop
B)​Desktop
C)​Tablet
D)​Smartphone

Question 48

The term ________ refers to the part of a digital device that holds the system board.​

A)​form factor
B)​CPU
C)​system board
D)​system unit

Question 49

Originally called microcomputers,  _________ are designed to meet the computing needs of individuals. ​

A)​mainframes
B)​personal computers
C)​microcomputers
D)​servers

Question 50

At its time of construction, one of the fastest computers in the world is referred to as a(n)_________________.​

A)​mainframe
B)​supercomputer
C)​minicomputer
D)​all of the above

Question 51

In a microprocessor, the __________ fetches instructions.​

A)​ALU
B)​register
C)​CPU
D)​control unit

Question 52

Most computers have temporary holding areas called __________.​

A)​output
B)​microprocessor
C)​CPU
D)​memory

Question 53

​Which of the following is an example of an operating system that is used by smartphones?

A)​iOS
B)​Android
C)​Windows RT
D)​All of the above

Question 54

The primary purpose of ________ software is to help the computer system monitor itself in order to function efficiently.​

A)​system
B)​application
C)​input
D)​memory

Question 55

The electronic components of most digital devices are mounted on a circuit board called a ______________.​

A)​system board
B)​motherboard
C)​main board
D)​all of the above

Question 56

Processors that execute one instruction at a time are considered to be ________ processors​

A)​serial
B)​parallel
C)​pipeline
D)​none of the above

Question 57

______ is data that is entered into a computer. ______ is the result produced by a computer.​

A)​Output, Input
B)​Input, Output
C)​Information, Binary data
D)​None of the above

Question 58

Which of the following is an important consideration when evaluating storage options for digital devices?​

A)​Durability
B)​Dependability
C)​Capacity
D)​All of the above

Question 59

A(n)_____________contains a collection of instructions for actions that the circuitry in a microprocessor can perform.​

A)​ALU
B)​ARM
C)​microprocessor
D)​instruction set

Question 60

_________ is a temporary holding area for data and programs.​

A)​CISC
B)​RAM
C)​ROM
D)​RISC

Question 61

Keyboards and printers are two examples of _________ devices.​

Question 62

Instructions that tell a computer how to carry out processing tasks are referred to as a computer _______.​

Question 63

An integrated circuit is a set of microscopic electronic circuits etched onto a thin slice of ___________ material such as silicon.​

Question 64

A(n)__________ is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions.​

Question 65

Which of the following is NOT an example of an expansion port?​

A)​Thunderbolt
B)​USB 3.0
C)​HDMI
D)​RAM

Question 66

_________ is the amount of data a storage device can move per second from the storage medium to RAM.​

A)​Access time
B)​Data transfer rate
C)​Bitrate
D)​RPM

Question 67

The ________ houses all essential chips and provides connecting circuitry between them.​

Question 68

Computers process __________ by performing calculations, modifying documents and pictures, drawing graphs, and sorting lists of words or numbers.​

Question 69

__________ devices have a keyboard as the base and a screen on the hinged cover.​

Question 70

In the computer industry, the term _________ refers to the size and dimensions of a device or components.​

Question 71

A(n)__________ is software that helps a peripheral device establish communication with its host device.​

A)​device hub
B)​device driver
C)​hot-plug
D)​data bus

Question 72

Computers run three main types of software: application software, development tools, and _______ software.​

Question 73

Which of the following is an example of why hard disk drives are so popular?​

A)​They are not susceptible to a head crash
B)​Relatively low cost for lots of storage
C)​they are volatile
D)​All of the above

Question 74

The main circuits on the system board that carry data are called the _________.​

A)​ROM
B)​RAM
C)​expansion bus
D)​data bus

Question 75

The collection of programs on a computer is referred to as _______________.​

Question 76

Which of the following is NOT drawback of using cloud storage?​

A)​Increased security risk.
B)​High price of storage.
C)​Possible service outage.
D)​Discontinuation of service.

Question 77

Which optical storage technology stores data permanently on a disc, which cannot be subsequently added to or changed.​

A)​Read-only
B)​Recordable
C)​Rewritable
D)​None of the above

Question 78

The part of the data bus that runs between the microprocessor and RAM is called the _______ bus.​

A)​local
B)​expansion
C)​USB
D)​network

Question 79

Software applications are sometimes referred to as _______, especially in the context of handheld devices.​

Question 80

The advantages of LCD screens include display clarity, low radiation emission, portability, and compactness.​

A)​display clarity
B)​low radiation emission
C)portability​
D)all of the above​