Computing Flashcards
What is a variable?
A value that can be changed by the program that it’s run by
What is an operator?
A character which determines what action will be performed.
What is an infinite loop
A loop that never stops and often causes an error
What are the 5 data types and what are they?
Integer - whole number
Float - decimal number
Character - a single alphanumeric number
String - One or more alphanumeric numbers
Boolean - TRUE / FALSE
What is a programming statement?
A singular instruction such as ‘print()’
What is machine code
1s and 0s (binary), which programming languages are translated to
What is a syntax error?
A bug where the rules of the language have not been followed
What is an AND gate?
When the 2 inputs are put together (binary)
0+0=0
0+1=0
1+0=0
1+1=1
What is an OR gate?
When the higher of the 2 inputs are chosen
0+0=0
0+1=1
1+0=1
1+1=1
What is a NOT gate?
When there’s 1 input and the opposite comes out
0=1
1=0
What is a network?
2 or more computers connected together using wi-fi or cables
What is a server?
A powerful computer which acts as a central hub for a network. Can be used for file sharing, emails, etc.
What is a client
A singular computer which is connected to a network
What do you need to join a network and how can you connect?
You need a network interface card to join and you can connect with either a wireless access point if it’s a wireless network or Ethernet if it’s a wired network
What is used to connect devices together in the most suitable route for sending data?
The router