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OCR A Level Computer Science Paper 2
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1An algorithm is a [blank_start]set of rules[blank_end] or [blank_start]sequence of steps[blank_end] specifying how to [blank_start]solve a problem[blank_end].
- Aset of rules
- Bsequence of steps
- Csolve a problem
2A sub-routine is a named [blank_start]block of code[blank_end] which does a [blank_start]specific task[blank_end].
- Ablock of code
- Bspecific task
3A global variable is:
- Aa variable that can be used anywhere is a program or piece of code.
- Ba variable that can only be used in the sub-routine it is defined in, in a program or piece of code.
- Ca variable that can only be accessed by certain commands
4What is one advantage of a global variable?
- AMemory efficient
- BAny variable with the same name will not cause an error
- CMy name jeff
5Can a function return a value?
- ATrue
- BFalse
6Can a procedure return a value?
- ATrue
- BFalse
7What are the two ways to pass a parameter into a sub-routine?
- AValue
- BReference
- CMagic
- DInstruction
- ESequence
- FBinary
8When passing a parameter into a sub-routine via value, the sub-routine takes a [blank_start]copy[blank_end] of that value, [blank_start]uses[blank_end] it and [blank_start]discards[blank_end] it.
When passing a parameter into a sub-routine via reference, the sub-routine changes the value of the variable [blank_start]permanently[blank_end].- Acopy
- Buses
- Cdiscards
- Dpermanently
9What does IDE stand for?
- AIntegrated Development Environment
- BIntegrated Destination Entity
- CIntellectual Data Entity
10What are the features of an IDE?
- ASource Code Editor
- BPretty Printing
- CBreakpoints
- DWatch
- ECode completion
- FDebugger
- GCompiler/Interpreter
- HUploader
- IScript completion
11What are the five different software development models?
- AThe Waterfall Lifecycle Model
- BSpiral Model
- CAgile Modelling
- DExtreme Programming (XP)
- ERapid Application Development (RAD)
- FRapid Action Development (RAD)
- GGeysers Lift Cycle
12What are the four types of software testing?
- ABlack Box
- BWhite Box
- CAlpha
- DBeta
- EGrey Box
- FGamma
13What are the three different types of data used for testing?
- ANormal
- BBoundary
- CErroneous
- DBroken
- EFixed
- FSupport
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- Quiz on OCR A Level Computer Science Paper 2, created by Owen Morris on 07/06/2017.
- Author
- Owen Morris
- Language
- English
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