Software Quiz

A revision quiz for students of A level Computer Science.

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Last updated: November 24, 2018

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First submitted	November 24, 2018
Times taken	82
Average score	20.0%
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Question	Answer
What type of software translates high-level code to low-level code one line at a time?	Interpreter
What problem is associated with using virtual memory or paging and segmentation?	Disk threshing
What scheduling algorithm makes use of league tables?	Multi-level feedback queues
What software combines fragmented files?	Defragmenter
What precedes syntax analysis as part of compilation?	Lexical analysis
What method of memory management dynamically splits memory into chunks?	Segmentation
What programming language incorporates mnemonics?	Assembly language
Why would you want to optimise code?	To improve execution speed or to reduce storage/memory space
What risk is associated with dynamically linking libraries to your code?	Accidentally deleting the libraries, hence breaking the code.
What form of user interface involves typing commands?	Command line interface

Question	Answer
What is the other form of user interface?	Graphical user interface
What register is checked after every fetch-decode-execute cycle?	Interrupt register
What method is used to maximise the number of jobs processed in a specific time?	Scheduling
What source of interrupt typically has the highest priority?	Imminent power failure
What acts as a layer between a piece of hardware and the OS?	Device driver
Give any reason as to how closed source software compete with open source software.	Better quality/testing/support or recognition as an industry standard
What does MBR stand for?	Master Boot Record
Name one type of language that object code can be.	Machine code or intermediate code
What is the third stage of compilation?	Code generation
What software may report a number of errors all at once when translating code?	Compiler

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