computer science 2/07/24 Flashcards
revise
What type of architecture is used in most computers?
Von Neumann
What does the F stand for in FDE?
Fetch
What type of processor does a smartphone have? (RISC or CISC)
RISC
What does the D stand for in FDE?
Decode
What does the E stand for in FDE?
Execute
Is a keyboard an input or output device?
Input
Is a monitor an input or output device?
Output
What does RISC stand for?
Reduced Instruction Set Computer
What does CISC stand for?
Complex Instruction Set Computer
How many Gigabytes are in a Terabyte?
1000
How many Kilobytes are in a Gigabyte?
1000000
How many Megabytes in a Kilobyte?
0.001
True or False: RAM is larger than secondary storage?
False
What does the address bus do?
To transfer addresses between components
What is a GPU used for?
Graphics processing
What colour depth is needed to represent 18 colours?
5 bits
what is clock speed?
the amount of times a CPU carries out an FDE cycle
what is faster: RAM or Cache Memory?
Cache Memory
What does an ALU do?
Executes operations
ALU = Arithmetic and Logic Unit
What does the CIR do?
Holds the instruction currently being executed or decoded
CIR = Current Instruction Register
What does the MAR do?
Holds the address instruction currently being fetched from memory
MAR = Memory Address Register
What does the PC do?
allows the CPU to interpret instructions in a sequential manner
PC = Program Counter
What is the most common resolution?
1080 pixels
also known as 1080p
What does ROM stand for?
Read Only Memory
