BTEC Level 3 IT - Digital Devices Revision Sheet Flashcards
What are multifunctional devices?
Devices that perform multiple functions in one unit.
Examples include printer-scanner-copiers and smartphones.
List three advantages of multifunctional devices.
- Space-saving
- Versatile
- Cost-efficient
These devices combine multiple functionalities, reducing the need for separate units.
What is a disadvantage of multifunctional devices?
If one function breaks, others may be unusable.
This can lead to increased downtime and inconvenience.
Define personal computers (PCs).
General-purpose computers for personal use.
Examples include desktops and laptops.
What are two advantages of personal computers?
- High performance
- Customisable
PCs can be tailored to meet the specific needs of users.
What is one disadvantage of personal computers?
Less portable (desktops), higher cost.
Desktops are typically stationary and more expensive than mobile options.
What are mobile devices?
Portable, handheld computing devices.
Examples include smartphones and tablets.
What is a primary purpose of mobile devices?
Communication, browsing, apps.
They are designed for convenience and accessibility on the go.
List two advantages of mobile devices.
- Portable
- Multifunctional
These devices are designed for various tasks in a compact form.
What is one disadvantage of mobile devices?
Limited power compared to PCs, small screens.
This can affect performance and usability for certain tasks.
Define servers.
Computers that provide data and services to other computers.
Examples include file servers and web servers.
What is a primary purpose of servers?
Store data, host websites.
They centralize resources for easier access and management.
List two advantages of servers.
- Centralised storage
- Remote access
These features enhance data management and accessibility.
What is one disadvantage of servers?
Expensive, requires maintenance.
The costs can be significant for setup and upkeep.
Define entertainment systems.
Devices for leisure and entertainment.
Examples include gaming consoles and smart TVs.
What is a primary purpose of entertainment systems?
Games, streaming, media.
They are focused on delivering quality entertainment experiences.
List an advantage of entertainment systems.
High quality media experience.
These devices are optimized for audio and visual performance.
What is a disadvantage of entertainment systems?
Limited to entertainment.
They may lack multifunctional capabilities seen in other devices.
Define digital cameras.
Devices that capture images and video.
Examples include DSLRs and GoPro cameras.
What is a primary purpose of digital cameras?
Photography, videography.
They are specialized for capturing visual media.
List two advantages of digital cameras.
- High quality
- Specialised features
These cameras often have advanced settings for professional use.
What is one disadvantage of digital cameras?
Expensive, less multifunctional.
High-end models can come with a significant price tag.
Define navigation systems.
Devices that provide geographic directions.
Examples include sat-nav and GPS devices.
What is a primary purpose of navigation systems?
Direct routes, real-time traffic updates.
They help users navigate efficiently.
