Edexcel IGCSE ICT Topic 1 - Digital
Devices Exam Questions with
Complete Answers
Each one is dedicated to one colour or wavelength of light - ANSWER-Why might a
camera use more than one sensor?
The number of pixels used by a screen to display an image - ANSWER-Resolution
An effect that creates an unclear image consisting of large individual pixels that are
visible to the human eye - ANSWER-Pixelated
To display still and moving images on a screen - ANSWER-Function of a television
Contains a larger number of pixels, so they have a higher resolution than standard
definition televisions - ANSWER-What makes a High Definition (HD) television better
than standard definition televisions?
Horizontal x vertical - ANSWER-How is the resolution of a screen in number of pixels
stated
To play a file on your computer while it is being downloaded from the internet, rather
than saving it as a file and then playing it - ANSWER-Stream
The ability of a device to use data from sensors to perform a programmed action
independently; smart devices are often also able to connect to the internet. -
ANSWER-Smart
In built - ANSWER-Without spending any extra money, what speakers can you
usually get with a new tv
Improve the sound quality - ANSWER-What is one benefit of connecting to a tv to an
external sound system
In-built amplifiers - ANSWER-What do some external sound systems have, but not
all
CD's and local storage - ANSWER-Where is it standard for sound systems to be able
to play music from
Personal devices such as smartphones, media players and tablet devices -
ANSWER-What are some connectivity features of most sound system - what can
they usually connect to
Wired connections such as USB, or wireless connections such as Blutooth -
ANSWER-What kind of connections can most sound systems make to play music
from external sources
, An electronic device that can store and play digital music and videos and show
digital photographs - ANSWER-Media player
Universal serial bus is a standard for wired connectivity that can also supply
electrical power - ANSWER-What does USB stand for and what are its uses
Wireless connectivity that allows devices to connect over short distances -
ANSWER-Blutooth
Set top box is a device that sends video and audio received from a broadcaster to a
television - ANSWER-What does STB stand for and what is it used for
Connected to a local network via wifi to play music stored on connected devices -
ANSWER-What is an additional, but rarer connectivity feature of sound systems
To play music stored online - ANSWER-Why might a sound system connect to the
internet
Personal video recorder - ANSWER-What does PVR stand for
A device that records broadcasted content so that it can be watched at a later date -
ANSWER-What is the function of a PVR
Some satellite television devices may contain a set top box and a PVR - ANSWER-
What is an example of televisions falling into multiple categories of televisions
Connects to televisions in order to play films and other content that is stored on DVD
and Blu-ray disks - ANSWER-What is the function of Blu-ray and DVD players
Blu-ray will play DVD disks, but DVD players will not play blu-ray disks - ANSWER-
What will happen when you put a DVD in a blu-ray player or vice versa
Can store HD movies - ANSWER-What is a function of all blu-ray disks
can play 4k content on 4k televisions - ANSWER-What is a function of only newer 4K
ultra HD blu-ray players compared to standard Blu-ray
A figure that represents a person in a computer game or other virtual environment -
ANSWER-Avatar
To enable users to play video games on a television screen - ANSWER-What is the
function of a games console
Controllers - ANSWER-What is the umbrella term for the devices used to control
things such as characters and vehicles in a video game
Allows the player to control the game with gestures and body movements -
ANSWER-What are motion sensors in games consoles used for
Devices Exam Questions with
Complete Answers
Each one is dedicated to one colour or wavelength of light - ANSWER-Why might a
camera use more than one sensor?
The number of pixels used by a screen to display an image - ANSWER-Resolution
An effect that creates an unclear image consisting of large individual pixels that are
visible to the human eye - ANSWER-Pixelated
To display still and moving images on a screen - ANSWER-Function of a television
Contains a larger number of pixels, so they have a higher resolution than standard
definition televisions - ANSWER-What makes a High Definition (HD) television better
than standard definition televisions?
Horizontal x vertical - ANSWER-How is the resolution of a screen in number of pixels
stated
To play a file on your computer while it is being downloaded from the internet, rather
than saving it as a file and then playing it - ANSWER-Stream
The ability of a device to use data from sensors to perform a programmed action
independently; smart devices are often also able to connect to the internet. -
ANSWER-Smart
In built - ANSWER-Without spending any extra money, what speakers can you
usually get with a new tv
Improve the sound quality - ANSWER-What is one benefit of connecting to a tv to an
external sound system
In-built amplifiers - ANSWER-What do some external sound systems have, but not
all
CD's and local storage - ANSWER-Where is it standard for sound systems to be able
to play music from
Personal devices such as smartphones, media players and tablet devices -
ANSWER-What are some connectivity features of most sound system - what can
they usually connect to
Wired connections such as USB, or wireless connections such as Blutooth -
ANSWER-What kind of connections can most sound systems make to play music
from external sources
, An electronic device that can store and play digital music and videos and show
digital photographs - ANSWER-Media player
Universal serial bus is a standard for wired connectivity that can also supply
electrical power - ANSWER-What does USB stand for and what are its uses
Wireless connectivity that allows devices to connect over short distances -
ANSWER-Blutooth
Set top box is a device that sends video and audio received from a broadcaster to a
television - ANSWER-What does STB stand for and what is it used for
Connected to a local network via wifi to play music stored on connected devices -
ANSWER-What is an additional, but rarer connectivity feature of sound systems
To play music stored online - ANSWER-Why might a sound system connect to the
internet
Personal video recorder - ANSWER-What does PVR stand for
A device that records broadcasted content so that it can be watched at a later date -
ANSWER-What is the function of a PVR
Some satellite television devices may contain a set top box and a PVR - ANSWER-
What is an example of televisions falling into multiple categories of televisions
Connects to televisions in order to play films and other content that is stored on DVD
and Blu-ray disks - ANSWER-What is the function of Blu-ray and DVD players
Blu-ray will play DVD disks, but DVD players will not play blu-ray disks - ANSWER-
What will happen when you put a DVD in a blu-ray player or vice versa
Can store HD movies - ANSWER-What is a function of all blu-ray disks
can play 4k content on 4k televisions - ANSWER-What is a function of only newer 4K
ultra HD blu-ray players compared to standard Blu-ray
A figure that represents a person in a computer game or other virtual environment -
ANSWER-Avatar
To enable users to play video games on a television screen - ANSWER-What is the
function of a games console
Controllers - ANSWER-What is the umbrella term for the devices used to control
things such as characters and vehicles in a video game
Allows the player to control the game with gestures and body movements -
ANSWER-What are motion sensors in games consoles used for
