Deck 2: Digital Devices

Question 1

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

Answer 1

True

Question 2

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

Answer 2

False

Question 3

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

Answer 3

True

Question 4

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

Question 5

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

Question 6

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

Question 7

Smartphones evolved from basic cell phones and PDAs.​

Question 8

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

Question 9

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

Question 10

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

Question 11

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

Question 12

The CPU of most modern computers is a microprocessor.​

Question 13

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

Question 14

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

Question 15

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

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

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

Question 19

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

Question 20

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

Question 21

ARM-based processors are not especially energy efficient.​

Question 22

Memory cards are typically volatile.​

Question 23

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

Question 24

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

Question 25

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

Question 26

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

Question 27

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

Question 28

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 29

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

Question 30

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

Question 31

All remote storage is considered to be cloud storage.​

Question 32

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

Question 33

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

Question 34

The Intel i7 microprocessor is x86 compatible.​

Question 35

Modern processors follow Intel's original numbering sequence.​

Question 36

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

Question 37

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

Question 38

Which of the following is based on computer technology?​

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

Question 39

RAM is volatile.​

Question 40

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

Question 41

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

A) ​CISC
B) ​RAM
C) ​ROM
D) ​RISC

Question 42

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 43

______ 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 44

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 45

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 46

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

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

Question 47

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 48

​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 49

Most computers have temporary holding areas called __________.​

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

Question 50

In a microprocessor, the __________ fetches instructions.​

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

Question 51

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 52

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 53

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 54

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 55

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 56

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 57

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 58

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 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

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 61

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

Question 62

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

Question 63

Keyboards and printers are two examples of _________ devices.​

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

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 68

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 69

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

Question 70

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 71

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

Question 72

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

Question 73

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 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 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​

Question 76

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

Question 77

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

Question 78

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

Question 79

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

Question 80

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