BTEC IT Level 3 - Unit 1 Exam Questions Correctly Answered.
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BTEC
BTEC IT Level 3 - Unit 1 Exam Questions Correctly Answered.
What is a digital device? - CORRECT ANSWER Piece of physical equipment that uses digital data, such as by sending, receiving, storing or processing it.
What 9 types of digital devices are there? - CORRECT ANSWER 1. Personal Computers...
BTEC IT Level 3 - Unit 1 Exam Questions
Correctly Answered.
What is a digital device? - CORRECT ANSWER Piece of physical equipment that uses digital data, such as
by sending, receiving, storing or processing it.
What 9 types of digital devices are there? - CORRECT ANSWER 1. Personal Computers
2. Mobile Devices
3. Servers
4. Entertainment Systems
5. Navigation Systems
6. Multifunctional Devices
7. Digital Cameras
8. Data capture and Collection Systems
9. Communication devices and systems
What is a personal computer? - CORRECT ANSWER A general-purpose computing device small and cheap
enough to be used by individuals.
How are PCs able to perform common tasks? - CORRECT ANSWER By installing a new software
application the computer becomes capable of performing a new function.
What 3 things do PCs contain? - CORRECT ANSWER 1. Individual processors
2. RAM
3. hard disk components with expansion ports.
What additional capabilities can be upgraded on a PC? - CORRECT ANSWER Replacing hard disk, more
storage or adding a graphics card to an expansion port, improves graphics processing power.
Give 2 examples of a PC - CORRECT ANSWER 1. Desktop
,2. laptop
How are PCs used in workplace? - CORRECT ANSWER Word processing, desktop publishing,
spreadsheets, database management systems, creative tasks (music, film editing).
How are PCs used in personal lives? - CORRECT ANSWER Accessing Internet, surfing the web/email,
gaming (requires expensive graphics card normally)
What is a server? - CORRECT ANSWER A computer that manages access to different resources and
services over a network.
How do PCs connect to a server? - CORRECT ANSWER Via Ethernet cable and WiFi (forming a network)
What is the difference between servers and PCs? - CORRECT ANSWER Contain larger storage capacity,
higher processing power and larger amount of memory.
Give 4 examples of servers? - CORRECT ANSWER 1. Mail servers
2. web servers
3. print servers
4. file servers
How do web servers work? - CORRECT ANSWER -Web server stores the web page and associated files.
-Client computer makes request for a web page to server (by entering URL).
-Web server locates correct files and sends back to client.
Why are web servers used? - CORRECT ANSWER To manage access to web pages.
Why are mail servers used? - CORRECT ANSWER To manage access to email
,How do mail servers work? - CORRECT ANSWER -When you write an email/press send on PC, goes to
outgoing mail server.
-This mail server then sends across a network to recipient's mail server and stores in their mailbox.
-When recipient logs into their email client the mail server will forward email to their computer.
Why are file servers used? - CORRECT ANSWER To store your files such as word processors and
spreadsheets so they are accessible from any computer on the network.
Why are print servers used? - CORRECT ANSWER To share access to a printer.
How do print servers work? - CORRECT ANSWER By using a print server, you can send your files to print
from any computer on the network.
What is a mobile device? - CORRECT ANSWER A computing device that is designed to be portable as it is
compact, light-weight and capable of running for extended periods on battery power.
What key feature helps make mobile devices more compact and reduce power consumption? - CORRECT
ANSWER System-on-a-Chip
What is System-on-a-Chip? - CORRECT ANSWER The core components of the computer are integrated
onto a single chip. (CPU, GPU and RAM)
What is a disadvantage of System-on-a-Chip? - CORRECT ANSWER It is hard to upgrade a mobile device
as all the components are integrated on the chip.
What are 2 examples? - CORRECT ANSWER 1. Tablets
2. smartphones
What are uses for mobile device? - CORRECT ANSWER Accessing internet on the go, playing games,
calendars, email access.
, What is a disadvantage of mobile devices? - CORRECT ANSWER -They all use touchscreen so are bad for
word processing tasks.
-Also have limited processing capabilities so are bad for graphic games/film editing.
What is an entertainment system? - CORRECT ANSWER Computing devices that are designed to
entertain (watching tv, listening to music, playing video games)
Advantages of entertainment systems? - CORRECT ANSWER -Good hard disk storage for storing tv/films,
music and games.
-Built in internet connectivity capabilities (WiFi).
-Access to streaming and online gaming services.
3 examples of entertainment systems - CORRECT ANSWER 1. Digital media players
2. mp3 players
3. video game consoles
What is the use of digital media players? - CORRECT ANSWER Allows us to stream digital media (films,
tv) over a network.
What is the use of portable media players? - CORRECT ANSWER Portable media players download media
to device and are played off hard disk.
What is the use of MP3 players? - CORRECT ANSWER Used to access and listen to music on a small
portable device.
What are MP4 players? - CORRECT ANSWER They are the same as MP3 players but can watch videos as
well.
What is the use of video game consoles? - CORRECT ANSWER Allow you to play video games. Can even
use internet to play games online with people globally.
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