Computing revision homework

Computing revision homework

1. binary

   • a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: typically 0 and 1.

2. character set

   • A defined list of characters recognized by the computer hardware and software.

3. secondary storage

   • secondary memory or external memory, is a non-volatile memory (does not lose stored data when the device is powered down)

4. CPU

   • a central processing unit. carries out a cycle of fetch-decode execute

5. RAM

   • Random-access memory is a form of computer data storage that stores data

6. network types

   • LAN (local area network)
   • WAN (wide area network)
   • WPAN (wireless personal area netowork)

7. network security

   • FAPE (football playing ape)

8. connection types

   • GPRS (General packet radio service)
   • WIFI
   • bluetooth
   • Ethernet (cable)

9. Denary

   • The decimal numeral system is the standard system for denoting integer and non-integer numbers.

Bilder und Dateien der Mindmap