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Duplicate of OCR A-Level Computer Science - 1.2 - Software and Software Development Flashcards | StudBud
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Duplicate of OCR A-Level Computer Science - 1.2 - Software and Software Development
Duplicate of OCR A-Level Computer Science - 1.2 - Software and Software Development
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#OCR #A-Level #Computer #Science #Software and Software #Development
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1
_ is where interrupts are assigned different priorities, jobs can be moved between queues
Round Robin
First Come First Served
Shortest Job First
Multi Level Feedback Queue
2
A program where instructions are given in sequence. Uses SubPrograms
Logic Programming
Procedural Programming
Programming
Functional Programming
3
Which of these is true of a real time operating system
Used on high end printers
Allows multiple users to log in at a given time
Safety critical systems are an example of a real time OS
Carries out actions immediately
4
At what point is an interrupt serviced in the FDE?
Before Decode
After Decode
After Execute
After Fetch
5
What allows a class to have the methods and attributes from another class
Subclass
Polymorphism
Inheritance
Assembly
6
What does the BRZ pneumonic mean
Branch if Positive
Branch Always
Branch if Zero
End Program
7
What is the name of the translator that executes code line by line?
Compiler
Cats
Assembler
Interpreter
8
Which of these is open source?
Android
Windows
Unix
Debian
9
What is the name of the VM Java runs on PC called?
Java Runtime environment
.NET
Hyper V
Virtualbox
10
Where is the BIOS stored?
Hard Disk
ROM
RAM
EPROM
11
Why is memory management important?
Slows down malicious programs
Stops programs accessing each other's memory
Page sizes of 4kb
Moves data from RAM to secondary storage
12
What is the name of the file manager in windows?
Dolphin
File Explorer
Discover
Nautilus
13
Why does Java need a VM?
To run android apps
For Fun
So it can run on different hardware configurations
To sandbox processes from the OS
14
_ is when methods behave differently depending on the context used
Subclass
Inheritance
Polymorphism
Assembly
15
In a few words (or by clicking...), identify what a word processor is used for
Image editors
Modeling complex situations
Used for writing letters
Internet Explorer!
16
What type of software is defraggler?
Compression
File Manager
Defragmentation
Antivirus
