General Flashcards
(25 cards)
What are the three Logic Gates?
- AND gate
- OR gate
- NOT gate
What does abstract mean?
Taking out information and data that is not needed to make it more simple
What does Decomposition mean?
Breaking down a bigger problem into lots of smaller problems
What does Algorithmic thinking mean?
- Pseudocode
- Fake code
- Flow chart
What does the Diamond shape mean in flow charts?
Decision-yes or no
What does the Oval shape mean in flow charts?
start/stop/end
What does the parallelogram shape mean in flowcharts?
input/output
What does the rectangle shape mean in flow charts?
process
What is a bit?
1 digit (0 or 1)
What is a Nibble?
4 bits(1000)
What is a Byte?
8 bits
What is a Kilobyte?
1000 bytes
What is a Megabyte?
1000 kilobytes
What is a Gigabyte?
1000 megabytes
What is a terabyte?
1000 gigabytes
What is a petabyte?
1000 terabytes
What are the three Legislation Laws?
- )Copyrights, designs and Patents ACT
- )Computer misuse ACT
- )Data protection ACT
What does the Copyrights, designs and Patents ACT do?
It stops other people from claiming something that you did
What does the Computer Misuse ACT do?
Stops unothorised access to Computer Systems(hacking and viruses)
What does the Data protection ACT do?
- Relevant
- Secure
- Delete data after you have left somewhere(school)
- protects personal data
What are the pros of open source software?
- Free
- Source code available
What are cons of open source software?
- Viruses
- Adverts
- Limited help
What are the pros of closed source software?
- No viruses
- No adverts
- Support is available
- Security
What are the cons of closed source software?
- Not free(cost)
- Source code is not available
