Edexcel A-level computer science 2024
Exam Questions and Answers 100%
pass
What does ROM stand for? - Answer>>Read Only Memory
What does RAM stand for? - Answer>>Random Access
Memory
Where does virtual memory come from? - Answer>>Storage
drive
What is it called when the OS moves data from RAM to virtual
memory? - Answer>>Swapping
What problem is increased when virtual memory is used? -
Answer>>Latency
What does RISC stand for? - Answer>>Reduced Instruction Set
Computer
What does CISC stand for? - Answer>>Complex Instruction Set
Computer
What kind of architecture allows program instructions and data to
be processed in the memory? - Answer>>Von Neumann
architecture
In what decade did John von Neumann invent Von Neumann
architecture? - Answer>>1940s
What cycle does the CPU follow? - Answer>>Fetch-decode-
execute
, What is the architecture often used by embedded systems? -
Answer>>Harvard architecture
How many buses are contained within the system bus? -
Answer>>Three
What is the lowest level code? - Answer>>Machine code
Which two numbers form binary code? - Answer>>Zero and
one
What does RFID stand for? - Answer>>Radio Frequency
Identification Device
What does GPU stand for? - Answer>>Graphical Processing
Unit
What kind of sensor would I use to turn on the heating in a room if
it fell to less than 20 degrees? - Answer>>Temperature
What kind of sensor would I use to detect movement outside my
door? - Answer>>Motion
What kind of sensor would I use to detect if a river had become
too acidic for fish to live in? - Answer>>pH
What does LED stand for? - Answer>>Light Emitting Diode
What does LCD stand for? - Answer>>Liquid Crystal Display
What does OLED stand for? - Answer>>Organic Light Emitting
Diode
Can ROM be written to or deleted? - Answer>>No
Exam Questions and Answers 100%
pass
What does ROM stand for? - Answer>>Read Only Memory
What does RAM stand for? - Answer>>Random Access
Memory
Where does virtual memory come from? - Answer>>Storage
drive
What is it called when the OS moves data from RAM to virtual
memory? - Answer>>Swapping
What problem is increased when virtual memory is used? -
Answer>>Latency
What does RISC stand for? - Answer>>Reduced Instruction Set
Computer
What does CISC stand for? - Answer>>Complex Instruction Set
Computer
What kind of architecture allows program instructions and data to
be processed in the memory? - Answer>>Von Neumann
architecture
In what decade did John von Neumann invent Von Neumann
architecture? - Answer>>1940s
What cycle does the CPU follow? - Answer>>Fetch-decode-
execute
, What is the architecture often used by embedded systems? -
Answer>>Harvard architecture
How many buses are contained within the system bus? -
Answer>>Three
What is the lowest level code? - Answer>>Machine code
Which two numbers form binary code? - Answer>>Zero and
one
What does RFID stand for? - Answer>>Radio Frequency
Identification Device
What does GPU stand for? - Answer>>Graphical Processing
Unit
What kind of sensor would I use to turn on the heating in a room if
it fell to less than 20 degrees? - Answer>>Temperature
What kind of sensor would I use to detect movement outside my
door? - Answer>>Motion
What kind of sensor would I use to detect if a river had become
too acidic for fish to live in? - Answer>>pH
What does LED stand for? - Answer>>Light Emitting Diode
What does LCD stand for? - Answer>>Liquid Crystal Display
What does OLED stand for? - Answer>>Organic Light Emitting
Diode
Can ROM be written to or deleted? - Answer>>No
