Free Software Design and Architecture MCQs with Answers

• A. It increases quality
• B. CBSE shortens delivery time
• C. CBSE increases productivity
• D. All of the mentioned

Explanation: Component-based software engineering promotes reuse, which can improve quality, increase developer productivity, and shorten delivery…

• A. EJB
• B. COM+
• C. .NET
• D. None of the mentioned

Explanation: EJB, COM+, and .NET are all established component technologies or frameworks for building reusable software components.

• A. Parameter incompatibility
• B. Operation incompleteness
• C. Operation incompatibility
• D. None of the mentioned

Explanation: Operation incompatibility occurs when corresponding operations in the provided and required interfaces do not match, including having…

• A. Modification
• B. Interruption
• C. Fabrication
• D. All of the mentioned

Explanation: Distributed systems must address multiple security threats, including interruption of service, unauthorized modification, and fabrication…

• A. Concurrency
• B. Openness
• C. Resource sharing
• D. Fault tolerance

Explanation: Concurrency means that multiple processes make progress during overlapping time periods, even when they run on separate networked…

• A. Remote Method Invocations
• B. Operating System
• C. Client-server computing
• D. None of the mentioned

Explanation: Java Remote Method Invocation, or RMI, lets a program invoke methods on an object located in another address space, making it comparable…

• A. Multi-tier client-server architecture
• B. Master-slave architecture
• C. Distributed component architecture
• D. Peer-to-peer architecture

Explanation: Multi-tier client-server architecture separates processing across presentation, application, and data tiers, allowing workload and…

• A. Master-slave architectures
• B. Client-server systems
• C. Two-tier client-server architecture
• D. Both Master-slave architectures AND Client-server systems

Explanation: Client-server systems separate the client-side presentation from server-side computation and data processing.

• A. Multi-tier client-server architecture
• B. Master-slave architecture
• C. Distributed component architecture
• D. Peer-to-peer architecture

Explanation: Distributed component architectures commonly use middleware to let components communicate and cooperate across different machines or…

• A. Multi-tier client-server architecture
• B. Master-slave architecture
• C. Distributed component architecture
• D. Peer-to-peer architecture

Explanation: Peer-to-peer architecture is decentralized: each peer can act as both a client and a server, so no permanent distinguished server is…

• A. difficult
• B. expensive
• C. unreliable
• D. difficult and expensive

Explanation: Although frameworks promote reuse, adopting them often requires substantial process changes, training, integration, and maintenance.

• A. Observer pattern
• B. Strategy pattern
• C. Composite pattern
• D. All of the mentioned

Explanation: MVC implementations commonly use Observer for model-view updates, Strategy for interchangeable controller behavior, and Composite for…

• A. Middleware integration frameworks
• B. System infrastructure framework
• C. Enterprise application frameworks
• D. Web application frameworks

Explanation: System infrastructure frameworks provide reusable foundations for areas such as communication mechanisms, user interfaces, and compiler…

• A. Session management
• B. Security
• C. User interaction
• D. Database support

Explanation: This describes database support because the framework expects an external database, such as MySQL, rather than providing its own built-in…

• A. Session management
• B. Security
• C. User interaction
• D. Database support

Explanation: Session management covers creating, maintaining, and terminating user sessions, so session-related classes belong in this category.

• A. Web application frameworks
• B. Middleware integration frameworks
• C. Web application frameworks
• D. GUI design

Explanation: MVC was first introduced for graphical user interface design, where it separated the data model, display, and user input handling.

• A. Effective Reuse Planning
• B. Enterprise Resource Planning
• C. Effective Research Planning
• D. None of the mentioned

Explanation: ERP expands to Enterprise Resource Planning, referring to integrated software that manages core business functions such as finance…

• A. Software reuse
• B. Object-oriented programming language
• C. Framework
• D. None of the mentioned

Explanation: A framework provides a reusable generic structure, including components and extension points, from which a more specific subsystem or…

• A. COTS-solution systems
• B. COTS-integrated systems
• C. ERP systems
• D. Both COTS-solution and COTS-integrated systems

Explanation: COTS solution systems are generic, commercially available applications configured for a business type, activity, or even an entire…

• A. System infrastructure frameworks
• B. Middleware integration frameworks
• C. Enterprise application frameworks
• D. MVC

Explanation: Middleware integration frameworks provide standards and classes for communication and information exchange between software components.