GCSE ICT KEY WORDS

GCSE ICT KEY WORDS

1. Internet

   • Latency
     • Latency is the measurement of delay of an internet connection. It is the time in milliseconds between a bit leaving one device and arriving at the other. Measured in bits per second.
   • Router
     • Conntect a LAN to WAN.
   • Bandwith
     • Measurement of capacity of an internet connection. It is the number of bits that can go through the network connection in one second. Measured in bits per second.
   • Wireless Security
     • Set an acess key/password.
     • MAC Filtering
     • Hide SSID
   • Network
     • Devices connected together to allow communtication and to exchange data
   • Cloud Computing
     • A system in which all computer programs and data is stored on a central server owned by a company and accessed virtually.

2. Location Services

   • Geo Tagging
     • Adds GPS co-ordinates to the images for reference or social networking apps.

3. Email

   • IMAP
     • Emails pushed directly to phone/copy of mail is kept both on client and server.
   • POP
     • Requries users to acess email via an internet mail account/ mail deleted from server when sent to client.

4. Online Dangers

   • Malware
     • Software that is desgined to cause problems for users
   • Phishing
     • A form of internet fraud that steals valuable information
   • Firewall
     • A system designed to prevent unauthorised access to your computer when connected to a network such as the internet
   • Spyware
     • Software that can be installed on your computer without your knowledge which collects information about logins and passwords and sends details to another computer on the internet.
   • Encryption
     • For security,data is translated into a secret code