WorksheetsOOSWE_4
Total questions: 13
Worksheet time: 6mins
__________ is a behavioral design pattern that lets you define a family of algorithms and put each of them into a separate class, and make their objects interchangeable.
Strategy
State
Observer
Memento
Use the ______________ pattern when you want to use different variants of an algorithm within an object and be able to switch from one algorithm to another during runtime.
State
Mediator
Strategy
Template Method
A Singleton is used when you want to guarantee one instance:
true
false
Patterns aren't always easily applied:
true
false
Singletons should be implemented to be Thread-safe:
true
false
Verification - confirmation by examination and objective evidence that specified requirements have been fulfilled (are we building the product right?)
Validation - confirmation by examination and objective evidence that the requirements for a specific intended use of application has been fulfilled (are we building the right product?)
What are the various Testing Levels?
Unit Testing
System Testing
Integration Testing
All of the mentioned
Unit testing is done by
Users
Developers
Customers
None of the mentioned
A tester is executing a test to evaluate and it complies with the user requirement for a certain field be populated by using a dropdown box containing a list of values, at that time tester is performing __________ .
White-box Testing
Black-box Testing
Load Testing
Regression Testing
Beta Testing is done at:
Developer’s end
User’s end
User’s & Developer’s end
What is “V” Model?
SDLC
STLC
BLACK BOX TESTING METHOD
GLASS BOX TESTING
Which of the following statements are true?
Faults in program specifications are the most expensive to fix.
Faults in code are the most expensive to fix.
Faults in designs are the most expensive to fix.
Faults in requirements are the most expensive to fix.
