Networking Flashcards
(42 cards)
What is a Network?
A group of connected computing devices designed to share hardware and software resources
List 5 examples of hardware resources a network can share.
- Printers
- Storage devices
- Scanners
- Routers
- Disc drivers
What is Data Communication in Networking?
The process of using computing and communication technologies to transfer data regardless of location and device used to send or receive the data.
List 5 services that depend on data communication.
- GPS
- Online collaborative docs
- Social media
- Online gaming
- Mobile phone networks
Define the term ‘Upload’.
An upload is when data is transferred from a client to a server.
Define the term ‘Download’.
An download is when data is transferred from a server to a client
Point-to-Point is when…
Data is sent from one device to another on the network
Broadcast is when…
Data is sent from one device to many other devices on the network
Describe the LAN network.
Local Area Network spans a small area and uses a wired or wireless network to share software and hardware resources.
If there is a wireless capability on the LAN it is referred to as…
Wireless LAN (WLAN)
Describe the MAN network.
Metropolitan Area Network spans a larger area than LAN but smaller than WAN and combines wired and wireless network to share resources.
Two benefits of MAN are…
Extremely efficient and provides fast communication via high-speed carriers like fiber optic cables
Describe the WAN network
Wide Area Network spans an expansive area is made up of many MANs, LANs and WLANs through wired and wireless networks
What is a Mobile network?
A network of computing and communication devices where the last or main link is via a mobile phone network.
What is a common carrier?
A company that offers communication services to the general public.
List 4 benefits of wireless networks.
- Increased Mobility
- Reduced cost of ownership over time
- Installation speed and simplicity
- Wider reach of the network
List 4 benefits of wired compared to wireless
- Less vulnerable to interference as it is shielded
- Faster data transmission speed
- Larger capacity for data transmission
- More secure
Bluetooth is…
A wireless protocol for exchanging data over relatively short distances among devices
Five benefits of Bluetooth are:
- Easy to set up
- Resilient to interface
- Low power usage
- Widely implement cost effective
Five challenges of Bluetooth are:
- Limited range, speed and data capacity
- Doesn’t penetrate walls easily
-Power can be depleted quickly - Data security may be a challenge
- Limited simultaneous user capacity
What is Wi-Fi?
A wireless networking technology that uses radio waves to provide wireless connections between hardware and software services
What is a Hotspot?
A location where devices can connect to a network
What is an Intranet?
A private computer network where only authorized users/devices within the organisation can access its resources
Where are Intranets used?
Any organization that needs to keep data private