
OCR A-Level Computer Science: Topic 1.2 Software

Quiz
•
Computers
•
12th Grade
•
Hard

Daniel Chandler
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of an operating system?
Execute user programs
Manage system memory and resources
Provide internet connectivity
Compile source code
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method divides memory into fixed-size blocks?
Segmentation
Paging
Virtual Memory
Fragmentation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which memory management technique uses logical divisions of varying sizes?
Paging
Segmentation
Fragmentation
Swapping
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of virtual memory?
Stores BIOS settings
Extends RAM using secondary storage
Improves CPU performance
Increases cache size
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What triggers an interrupt in a computer system?
BIOS updates
Program termination
Hardware or software events
Cache overflow
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of an Interrupt Service Routine (ISR)?
Handles input buffering
Saves program data
Responds to interrupts
Switches between user sessions
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the Fetch-Decode-Execute cycle, when can an interrupt be handled?
During the fetch stage
At any time
At the end of execute stage
Only during boot
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