Essential Content D - Programming Paradigms and Languages Quiz

Which programming paradigm is most suitable for highly interactive apps with visual interfaces and user events?

• Procedural

• Object-oriented

• Event-driven

• Functional

Answer explanation

Event-driven programming is designed to handle events and user interactions.

Give two benefits of breaking down programs into reusable modules or components.

Answer explanation

Reusability (1), ease of maintenance (1), collaborative development (1), hiding complexity (1)

A website uses client-side scripting to validate form data and show interactive menus. Server-side scripting is used for saving data and generating pages.

Briefly explain the difference between client-side and server-side scripting.

Answer explanation

Client-side executes on user's browser (1). Server-side executes on web server (1).

Which of the following reason(s) to translate a program from one language to another.

• Support new platform

• Leverage features of newer language

• Consolidate to common language

Answer explanation

Support new platform (1), leverage features of newer language (1), consolidate to common language (1)

A software company is rewriting its software from C++ to Java. The developers are finding that some language features in C++ like multiple inheritance are not available in Java.

Briefly explain one implication of translating code to another language.

Answer explanation

May lose functionality/compatibility (1) if new language lacks features (1). Need to redesign software architecture (1).

What is a key difference between imperative and declarative programming paradigms?

Answer explanation

Imperative focuses on how to execute tasks in sequence (1). Declarative focuses on what should be done/desired outcome (1).

Which of the following are the advantages of using object-oriented programming.

• Encapsulation

• Modularity

• Reusability

• Data hiding

Answer explanation

Encapsulation (1), modularity (1), reusability (1), data hiding (1)

Suggest reason(s) to choose procedural programming over object-oriented for a software application.

• Procedural programs can have slightly higher runtime performance

• Less abstraction layers

Answer explanation

Procedural programs can have slightly higher runtime performance (1) as less abstraction layers (1).

Which of the following are benefits of event-driven programming for interactive apps?

• Makes programs responsive

• Easy to handle user events

• Loosely coupled modules

Answer explanation

Makes programs responsive (1), easy to handle user events (1), loosely coupled modules (1)

Which of the following are the common features of the object-oriented paradigm?

• Encapsulation

• Inheritance

• Polymorphism

• Abstraction

Answer explanation

Encapsulation, inheritance, polymorphism, abstraction (any 2)