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BTEC IT Level 3 - Unit 1 Exam Questions And 100% Correct Answers
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BTEC IT Level 3 - Unit 1 Exam Questions And 100%Correct Answers 2024-2025
What is a digital device? - 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? - 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? -Answer A general-purpose computing device small and
cheap enough to be used by individuals.
How are PCs able to execute common tasks? - Answer By installing a new software
application the computer becomes capable of performing a new function.
What 3 things do PCs contain? - Answer 1. Individual processors
2. RAM
3. hard disk components with expansion ports.
What else can be upgraded on a PC? - Answer Besides replacing a hard disk, adding
,more storage or adding a graphics card to an expansion port increases graphics
processing power.
Give 2 examples of a PC - Answer 1. Desktop
2. laptop
How PCs are being used in workplace? - Answer Word processing, desktop publishing,
spreadsheets, database management systems, creative tasks - music, film editing.
How do PCs get used in personal lives? - Answer Accessing Internet, surfing the
web/email, gaming - requires expensive graphics card normally
What is a server? - Answer A computer that manages access to various resources and
services over a network.
How do PCs connect to a server? - Answer Via Ethernet cable and WiFi - forming a
network
What is the difference between servers and PCs? - Answern Larger storage capacity,
higher processing power and larger amount of memory.
Give 4 examples of servers? - Answer 1. Mail servers
2. web servers
3. print servers
4. file servers
How do web servers work? - 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 the correct files and sends back to client.
,Why are web servers used? Answer To control access to web pages.
Why are mail servers used? Answer To control access to email
How do mail servers work? Answer -When you write an email/press send on PC goes to
outgoing mail server.
This mail server then sends across a network to the recipient's mail server and stores in
their mailbox. When the recipient logs onto their email client, it will forward the mail
server onto their computer .
Why are file servers used? - 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? - Print servers are employed to share access to a printer.
How do print servers work? - When a print server is used, the files to be printed can be
sent from any computer on the network.
What is a mobile device? A mobile device is any computing device designed to be easily
portable because it is compact, lightweight, and able to operate for extended periods on
battery power.
What is the most important characteristic that makes a Mobile Device smaller and low
power consuming? - Answer System-on-a-Chip
What is a System-on-a-Chip? - Answer The central part of the computer is integrated
onto one chip. (CPU, GPU and RAM)
What is the disadvantage of a System-on-a-Chip? - Answer It's hard to upgrade a mobile
device because everything is on the chip.
, Give 2 examples - Answer 1. Tablets
2. smartphones
What are uses for mobile device? - Answer Accessing internet on the go, playing games,
calendars, email access.
What is a disadvantage of mobile devices? - 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? - Answer Computing devices that are designed to
entertain-watching tv, listening to music, playing video games
Advantages of entertainment systems? - Answer -Good hard disk storage to store
tv/films, music and games.
-Built in internet connectivity capabilities, to allow WiFi connectivity.
-Can access steaming and online gaming services.
3 examples of entertainment systems - Answer 1. Digital media players
2. mp3 players
3. video game consoles
What is the use of digital media players? - Answer Allows us to stream digital media,
such as films, tv over a network.
What are the purposes of portable media players? -Answer Portable media players
download media to device and are played off hard disk.
What is the use of MP3 players? - Answer Used to access and listen to music on a small
portable device.
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