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4100 Quiz 1
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Questions in this quiz (15)
1Which of the following lists are candidates for objects: trumpet, clean, enrage, leaf, tree, collapse, active, lively.
- Aclean, collapse, and enrange
- Bclean, active and lively
- Ctrumpet, leaf and tree
- DTrumpet, lively, Tree
2In this type of Object Oriented Relationship, one or more objects use eachother but have no owner and each object has their own lifetime.
- AAggregation
- BInheritance
- CAssociation
- DComposition
3In Object Oriented Programming code that implements an interface has this type of relationship with the interface class?
- ADependency
- BComposition
- CInheritance
- DRealization
- EAggregation
4In Object Oriented Programming, the term Polymorphism means
- ASub-type class can extend the parent class in multiple ways
- BAn object of a sub-type can inherit from different parent classes
- CA variable of a non-primitive class can be used with different data types
- DA variable of a super-type can refer to a sub-type object
5This type of Java Class cannot be instantiated but can be sub-classed
- AVoid
- BIndependent
- CAbstract
- DChild
6In C# what keyword do you use to indicate a child class inherits from a parent?
- A:
- Bextends
- CchildOf
- DInherits
7In this type of OO relationship One Object uses another object with a "has a" relationship
- Ainheritance
- Bcomposition
- Cassociation
- Daggregation
8 What does the following C# line mean?
- AeMap is a hash with the string key and an Employee object as a value
- BeMap is a hash with an Employee as a key and a string as a value
- CeMap is a dictionary object with a string Employee key
- DeMap is an arrayList of string Employee data types
9During functional programming design, use this process to break the problem down into main function each with more detailed functions.
- AIncremental design
- BSystems analysis and Design
- CStepWise Refinement
- DEvolutionary Design
10In C# use this keyword to indicate a method can be overridden.
- Avirtual
- Bpublic
- Coverride
- Dprotected
11One reason to encapsulate data properties within an object is ________________
- Ato protect child classes from reading a value incorrectly
- Bto protect object attributes from invalid set values
- Cto hide object logic from improper output values
- Dto make inheritance easier to use and faster
12In the following problem description. What are candidate methods using our OO design process?
The system will deal 2 cards to each user. The user can either bet on his/her hand or check (and not bet). The can request that the dealer give him/her 1 more card from the deck during each turn. If the card is a Joker then the user will bust and loose.- Adeal, bet, request
- Bsystem, user, dealer. joker
- Cloose, bet, cards
- Dloose, deal, bet, cards
13In C# what is the equivalent to the Java Package?
- Adirectory folder
- BC# does not have anything like Java Packages
- Cpackage
- Dnamespace
14What is the fragile base class issue?
- AChild classes may add methods that interfere with methods in the parent class
- Bchanges in the parent class may have impact on a child class
- CA parent class might add a method that the child class does not know about
- DCode added may cause a multiple inheritance issue in the child class
15What is static polymorphism ?
- ACreating a run-time method that adds a parent method
- BCombining children objects using the parent object
- CParent-child relationships with the same method signatures
- Done or more methods with the same name but different arguments in the same class
Information
- Description
- Quiz on 4100 Quiz 1, created by Alexander Rojas on 26/02/2020.
- Author
- Alexander Rojas
- Language
- English
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