B.S.W.E. Bachelor of Software Engineering Software Architecture & Design Patterns

Question 1

What design pattern ensures only one instance of a class exists?

Accepted Answer

Singleton

Answer

Factory

Answer

Observer

Answer

Decorator

Question 2

Which architectural pattern separates an application into Model, View, and Controller?

Accepted Answer

MVC

Answer

REST

Answer

MVVM

Answer

SOA

Question 3

What pattern allows incompatible interfaces to work together?

Accepted Answer

Adapter

Answer

Bridge

Answer

Facade

Answer

Proxy

Question 4

Which design pattern defines a skeleton of an algorithm in a base class?

Accepted Answer

Template Method

Answer

Strategy

Answer

Command

Answer

Chain of Responsibility

Question 5

In microservices architecture, what is the primary benefit of service decomposition?

Accepted Answer

Independent deployability

Answer

Increased coupling

Answer

Single codebase

Answer

Centralized data

Question 6

Which pattern encapsulates a request as an object to support undoable operations?

Accepted Answer

Command

Answer

Observer

Answer

Iterator

Answer

Visitor