Deck 2: Computer Hardware

Question 1

_____ bits grouped together are collectively referred to as a byte.

A)Nine
B)Twelve
C)Six
D)Eight

Answer 1

D

Question 2

A circuit board is a thin board containing computer chips and other electronic components.

Answer 2

True

Question 3

Pico projectors typically create a display up to about 10 feet wide in order to easily share information stored on the device without everyone having to crowd around a tiny screen.

Answer 3

True

Question 4

A pincode is an optical code that represents data with bars of varying widths or heights.

Question 5

A flatbed scanner scans flat objects one page at a time.

Question 6

Embedded flash memory is usually the primary storage for mobile devices, such as tablet and smartphones.

Question 7

A port in a system unit of a computer is either built into the motherboard or created with an expansion card inserted into an expansion slot on the motherboard.

Question 8

Digital cameras can only take still photos.

Question 9

Typically, external devices such as monitors, keyboards, mice, and printers connect to the motherboard by plugging into a port.

Question 10

Portable computers contain rechargeable battery packs that can be charged via a power outlet.

Question 11

Smart cards can store personal identification data or funds.

Question 12

Which of the following statements is true of a bit?

A)Eight bytes grouped together are collectively referred to as a bit.
B)A named collection of files that is stored on computer hardware is known as a bit.
C)A bit is also known as a file.
D)A bit by itself typically represents only a fraction of a piece of data.

Question 13

​ All data processed by a computer must be in _____.

A)unitary form
B)binary form
C)hexadecimal form
D)duodecimal form

Question 14

A magnetic tape is a storage media consisting of plastic tape coated with a magnetizable substance.

Question 15

A _____ is a special connector accessible through the exterior of the system unit case that is used to connect an external hardware device.

A)port
B)motherboard
C)processor
D)chip

Question 16

Which of the following refers to a measurement of the number of instructions that a CPU can process per second?

A)Run time
B)Clock speed
C)RAM capacity
D)Hard disk space

Question 17

Storage medium refers to the hardware where data is actually stored.

Question 18

The random access memory (RAM) inside a computer delivers electricity to the computer via a power cord.

Question 19

What is the value of 32 bits grouped together?

A)16 bytes
B)4 bytes
C)2 bytes
D)32 bytes

Question 20

A keyboard is an input device used to move the on-screen pointer to enable the user to select and manipulate objects.

Question 21

Which of the following is the second step of the machine cycle of a computer?

A)The next instruction is fetched from cache or RAM.
B)The instructions are decoded.
C)The data or results are stored in registers or RAM.
D)The instructions are carried out.

Question 22

Identify the third step of the machine cycle of a computer.

A)The next instruction is fetched from cache or RAM.
B)The instructions are decoded.
C)The data or results are stored in registers or RAM.
D)The instructions are carried out.

Question 23

A computer's _____ is the sequence of instructions the computer follows as it is starting up.

A)PLA (programmable logic array)
B)BIOS (basic input/output system)
C)RAM (random access memory)
D)ROM (read-only memory)

Question 24

A _____ is a device made of semiconductor material that controls the flow of electrons inside a chip.

A)adapter
B)register
C)cache
D)transistor

Question 25

Which of the following is the fourth step of the machine cycle of a computer?

A)The next instruction is fetched from cache or RAM.
B)The instructions are decoded into a form the arithmetic/logic unit or the floating point unit can understand.
C)The data or results are stored in registers or RAM.
D)The instructions are carried out.

Question 26

Identify a true statement about RAM (random access memory).

A)It is also known as ROM (Read Only Memory).
B)Data in RAM is erased when the computer is shut off.
C)It is nonvolatile.
D)Having less RAM allows more applications to run at one time in a computer.

Question 27

Which of the following refers to the versatile bus architecture widely used for connecting peripheral devices?

A)Random Access Memory Bus
B)Register Bus
C)Cache Memory Bus
D)Universal Serial Bus

Question 28

_____ is a special group of very fast memory circuitry, usually built into the CPU, that is used to speed up processing.

A)Flash memory
B)Read-only memory
C)Cache memory
D)Virtual memory

Question 29

The accompanying image shows a(n) _____ that is the hardware located in a system unit.

A)read-only memory (ROM)
B)expansion card
C)memory slot
D)drive bay

Question 30

Kevin edits a digital photograph. If Kevin uses an image editing program for this purpose, the program will use the arithmetic/logic unit, with help from the _____ when needed, using only arithmetic and logical operations.

A)prefetch unit
B)decode unit
C)bus interface unit
D)floating point unit

Question 31

The part of a CPU core that translates instructions into a form that can be processed by the arithmetic/logic unit (ALU) and floating point unit (FPU) is called the _____.

A)prefetch unit
B)decode unit
C)Universal Serial Bus
D)expansion bus

Question 32

The buses in a computer that connect peripheral (typically input and output) devices to the motherboard are often called _____.

A)power buses
B)backside buses
C)expansion buses
D)cache buses

Question 33

The _____ allows the core of a computer to communicate with other CPU components, such as the memory controller and other cores.

A)prefetch unit
B)decode unit
C)bus interface unit
D)control unit

Question 34

A _____ is used to synchronize all of a computer's operations.

A)bus port
B)ROM stick
C)system clock
D)RAM slot

Question 35

The amount of data actually transferred under real-life conditions is called _____.

A)latency
B)throughput
C)jitter
D)bandwidth

Question 36

The hardware shown in the accompanying image is a(n) _____.

A)expansion slot
B)USB adapter
C)expansion card
D)USB port

Question 37

A(n) _____ is high-speed memory built into the CPU that temporarily stores data during processing.

A)bus
B)interface card
C)expansion card
D)register

Question 38

A computer _____ is the amount of data that a CPU can manipulate at one time.

A)memory
B)word
C)register
D)process

Question 39

The accompanying figure shows a _____.

A)floppy disk
B)solid-state drive
C)magnetic drive
D)USB chip

Question 40

The hardware shown in the accompanying image is a(n) _____.

A) mini expansion slot ​
B)macro USB adapter
C)mini expansion card
D)macro USB port

Question 41

A(n)_____ is an impact printer.

A)dot-matrix printer
B)pico printer
C)laser printer
D)ink-jet printer

Question 42

Case 2-2 Victor, an accounts manager at a firm, has drafted the financial report for the financial year. He needs to submit the hard copy of this report to his firm next week.
While printing the sheets using his printer, a piece of paper jammed the printer. When Victor tried pulling out the paper, his fingers got stained by a liquid used in the printer. Identify the printer Victor used.

A)Ink-jet printer
B)Laser printer
C)Thermal printer
D)Woodblock printer

Question 43

A _____ is an input device that reads an individual's fingerprint or voice.

A)RFID reader
B)barcode reader
C)biometric reader
D)card reader

Question 44

James shares the link of his Google Doc with his friend over e-mail. Here, James is using _____ to share information.

A)flash computing
B)stylus computing
C)cloud computing
D)pixel computing

Question 45

Which of the following statements is true of storage systems?

A)In a magnetic hard drive, a cylinder is smaller in size than a sector.
B)Optical discs are less durable than magnetic media.
C)Cloud storage is also known as USB-drive storage.
D)Smart cards can store biometric data in the card.

Question 46

Case 2-1 Mary has won a newly launched laptop computer in an event conducted by her school.
Mary taps a part of her laptop to perform the actions of a mouse. What is the part of the laptop called?

A)A touch pad
B)A stylus
C)A tablet
D)A game pad

Question 47

David wants to display a few photos from his mobile phone onto a small, rectangular piece of wood that is located at 5 feet away from the mobile phone. David should use a _____ to display the photos.

A)DVD drive
B)pico projector
C)drum scanner
D)dot matrix printer

Question 48

Brianna has developed a new device to be used by people with physical disabilities. Brianna's device can be classified as _____.

A)cloud hardware
B)assistive hardware
C)networking hardware
D)flash-drive hardware

Question 49

In the accompanying image, the hardware that box "A" is pointing to is a type of _____.

A)USB flash drive
B)power supply
C)random access memory (RAM)
D)network port

Question 50

_____ are display devices that can be touched to provide input to the computer associated with them.

A)Touch mice
B)Touch pads
C)Touch screens
D)Touch styluses

Question 51

The accompanying figure shows a(n) _____.

A)flash memory card
B)external optical drive
C)external stylus
D)USB disc

Question 52

The hardware in the accompanying image is a(n) _____.

A)stylus
B)optical disc
C)ultra bus card
D)network connector

Question 53

A _____ is the smallest colorable area in an electronic image.

A)system unit
B)bit unit
C)pixel
D)file

Question 54

In his supermarket, Davis uses a device that scans a collection of lines of varying widths on products and automatically feeds the data of the products into a computer. The device used by Davis is a _____.

A)cloud scanner
B)flatbed scanner
C)barcode reader
D)flash-drive reader

Question 55

Case 2-1 Mary has won a newly launched laptop computer in an event conducted by her school.
She uses a pressure sensitive device that looks just like a pen to navigate the applications in her laptop. Identify the device Mary is using.

A)A tablet
B)A touch pad
C)A stylus
D)A projector

Question 56

Which of the following statements is true of storage systems?

A)Solid-state drives generate more heat than magnetic hard drives.
B)To minimize disk access time, magnetic hard drives usually store related data on different cylinders of a magnetic hard drive.
C)The process of erasing data from a recordable or rewritable optical disc is called burning.
D)Magnetic media is less durable than optical discs.

Question 57

The input device in the accompanying image is a _____.

A)stylus
B)touch pad
C)keypad
D)scanner

Question 58

_____ is a storage method that uses several hard drives working together.

A)Smart card
B)Logical volume card
C)Redundant array of independent disks (RAID)
D)Near Field Communications (NFC) disks

Question 59

Remote storage services accessed via the Internet are often referred to as _____.

A)flash storage
B)cloud storage
C)slot storage
D)optical storage

Question 60

Thomas asked his friend for a software suite. His friend had the software suite in his computer and he copied it into a small, rectangular storage medium and gave it to Thomas. Identify the storage medium in which Thomas's friend copied the software suite.

A)Optical disk
B)Flash memory card
C)Random access memory
D)Read only memory

Question 61

Case 2-2 Victor, an accounts manager at a firm, has drafted the financial report for the financial year. He needs to submit the hard copy of this report to his firm next week.
Victor sent the report to his office printer for printing. While taking out the prints from the printer, his hands were stained by flakes of powdered ink from the toner. Identify the printer Victor used.

A)Ink-jet printer
B)Laser printer
C)Thermal printer
D)Impact printer

Question 62

_________ refers to using a storage device that is accessed through a local network.

A)Network storage
B)Network access point
C)Storage unit
D)Local area storage

Question 63

Projectors that are designed primarily to display movies and other audiovisual aids are called _________.

A)multimedia projectors
B)audio projectors
C)star projectors
D)super projectors

Question 64

Describe cloud computing.

Question 65

The _________ inside a computer delivers electricity to the computer via a power cord.

A)power bank
B)power supply
C)power adapter
D)power filter

Question 66

Some mobile digital wallet transactions use _________ technology, a wireless technology used to facilitate transmission between devices.

A)RAID (redundant array of independent disks)
B)optical character recognition (OCR)
C)Ethernet Hardware Address (EHA)
D.  Near Field Communications (NFC)

Question 67

Brief speech recognition systems and digital cameras.

Question 68

One or more adjacent sectors form a _________, the smallest amount of disk space that can be used to hold a file.

A)path
B)cylinder
C)cluster
D)track

Question 69

A(n) _________ is a touch-sensitive pointing device used with a fingertip or thumb to control the on-screen pointer or manipulate objects.

A)touch pad
B)touch pen
C)touch box
D)touch controller

Question 70

In a computer, the _________ coordinates and operates the operations and activities taking place within a CPU core, such as retrieving data and instructions and passing them on to the arithmetic/logic unit for execution.

A)bus interface unit
B)control unit
C)prefetch unit
D)application processor unit

Question 71

_________ record images on a digital storage medium, such as a flash memory card, an embedded flash memory, or a built-in hard drive.

A)Digital cameras
B)Digital lockers
C)Digital drives
D)Digital cards

Question 72

_________ produce three-dimensional (3D) objects that can create a wide variety of objects, such as a 3D model of a new building, a prototype of a new product, custom medical and dental implants, and edible products printed from sugar or chocolate.

A)3D analyzers
B)3D scanners
C)3D printers
D)3D projectors

Question 73

_________ are CPUs that contain the processing components or cores of several independent processors in a single CPU.

A)Multi-core CPUs
B)Single-core CPUs
C)Thin component CPUs
D.  Thick component CPUs

Question 74

Discuss disk access time with its requirements.

Question 75

_________ consists of high-performance storage systems that are connected individually to a network to provide storage for the computers connected to that network.

A)File area network (FAN)
B)Storage area network (SAN)
C)Network attached storage (NAS)
D)Fiber channel over Ethernet storage

Question 76

Hybrid hard drives (also called solid-state hybrid drives, or SSHDs) contain both flash memory chips and a(n) _________.

A)magnetic hard drive
B)optical hard drive
C)quantum hard drive
D)digital hard drive

Question 77

A _________ is a penlike pointing device used to write electronically on a display screen.

A)stylus
B)trackpad
C)joystick
D)tablet

Question 78

The _________ is the section of a CPU core that performs addition, subtraction, multiplication, and division involving integers and compares two pieces of data to see if they are equal or determining if a specific condition is true or false.

A)arithmetic/logic unit
B)decimal point unit
C)decode unit
D)application processor unit