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Virginia Software Developer Certification Exam
Fundamentals Questions AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES 2026 Q&A
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1. Which of the following are considered high-level programming languages? A. Assembly B. Python C. C# D. Machine code Rationale: High-level languages are closer to human language and easier to read/write than low-level languages. Correct Answer: B, C 2. Which are common types of software testing? A. Unit testing B. Integration testing C. Debugging D. Regression testing Rationale: Testing ensures code works correctly at different levels; debugging is the process of fixing, not testing. Correct Answer: A, B, D
3. Which of the following are principles of Object-Oriented Programming (OOP)? A. Inheritance B. Polymorphism C. Encapsulation D. SQL Rationale: OOP principles include inheritance, polymorphism, and encapsulation; SQL is a query language. Correct Answer: A, B, C 4. Which of these are valid HTTP request methods? A. GET B. POST C. PUT D. PRINT Rationale: Standard HTTP methods include GET, POST, PUT, DELETE, etc. Correct Answer: A, B, C 5. Which of the following are considered front-end web development technologies? A. HTML B. CSS
8. Which of the following are advantages of using a relational database? A. Data integrity B. Easy scalability C. Structured query language support D. Unstructured data storage Rationale: Relational databases support structured queries and maintain integrity; unstructured data is handled better by NoSQL. Correct Answer: A, C 9. Which of these are common software design patterns? A. Singleton B. Observer C. Factory D. Firewall Rationale: Singleton, Observer, and Factory are design patterns; Firewall is a security measure. Correct Answer: A, B, C 10. Which of the following are examples of data types in most programming languages? A. Integer B. String
C. Boolean D. Loop Rationale: Integer, String, and Boolean are primitive data types; Loop is a control structure. Correct Answer: A, B, C
11. Which of the following are benefits of using an IDE (Integrated Development Environment)? A. Syntax highlighting B. Automated compilation C. Version control D. Debugging support Rationale: IDEs help developers write, debug, and compile code efficiently; version control may require plugins. Correct Answer: A, B, D 12. Which of the following are common cloud service models? A. IaaS (Infrastructure as a Service) B. PaaS (Platform as a Service) C. SaaS (Software as a Service) D. DaaS (Data as a Service) Rationale: IaaS, PaaS, and SaaS are standard cloud models; DaaS is less common. Correct Answer: A, B, C
C. Security D. Algorithm efficiency Rationale: Non-functional requirements describe system attributes, not specific functions; algorithm efficiency is part of implementation. Correct Answer: A, B, C
16. Which of these are commonly used programming paradigms? A. Procedural B. Object-Oriented C. Functional D. Binary Rationale: Procedural, Object-Oriented, and Functional are paradigms; Binary is a data representation. Correct Answer: A, B, C 17. Which of the following are common software deployment environments? A. Development B. Testing C. Production D. Compilation
Rationale: Deployment environments include development, testing, staging, and production; compilation is a process, not an environment. Correct Answer: A, B, C
18. Which of these are advantages of automated testing? A. Faster execution B. Consistency C. Cost savings in the long term D. Eliminates the need for developers Rationale: Automated testing improves speed and consistency and can save costs; developers are still needed. Correct Answer: A, B, C 19. Which of the following are characteristics of agile methodology? A. Iterative development B. Continuous feedback C. Heavy upfront documentation D. Adaptive planning Rationale: Agile emphasizes iteration, feedback, and adaptive planning; heavy upfront documentation is more Waterfall. Correct Answer: A, B, D
Rationale: Good documentation must be accurate, complete, and clear; ambiguity is undesirable. Correct Answer: A, B, D
23. Which of the following are examples of NoSQL databases? A. MongoDB B. Cassandra C. MySQL D. Redis Rationale: MongoDB, Cassandra, and Redis are NoSQL databases; MySQL is relational. Correct Answer: A, B, D 24. Which of these are advantages of using APIs? A. Code reusability B. Encapsulation C. Platform independence D. Reduced security Rationale: APIs enable code reuse, abstraction, and cross- platform communication; they don’t reduce security. Correct Answer: A, B, C 25. Which of the following are examples of programming loops?
A. For B. While C. Do-While D. If-Else Rationale: For, While, and Do-While are loop constructs; If-Else is a conditional statement. Correct Answer: A, B, C
26. Which of the following are common software versioning strategies? A. Semantic versioning B. Incremental versioning C. Date-based versioning D. Sequential hashing Rationale: Semantic, incremental, and date-based are standard versioning; sequential hashing is not used for versioning. Correct Answer: A, B, C 27. Which of the following are examples of secure coding practices? A. Input validation B. Parameterized queries C. Hardcoding passwords D. Proper error handling
30. Which of the following are key principles of secure software development? A. Least privilege B. Defense in depth C. Fail open D. Input sanitization Rationale: Least privilege, defense in depth, and input sanitization improve security; “fail open” is unsafe. Correct Answer: A, B, D 31. Which of the following are types of software licenses? A. MIT B. GPL C. Apache D. SSL Rationale: MIT, GPL, and Apache are software licenses; SSL is a security protocol. Correct Answer: A, B, C 32. Which of the following are examples of server-side programming languages? A. PHP B. Node.js
C. Ruby D. HTML Rationale: PHP, Node.js, and Ruby run on the server; HTML is for markup on the client-side. Correct Answer: A, B, C
33. Which of the following are benefits of using unit tests? A. Early bug detection B. Regression prevention C. Code documentation D. Faster deployment without review Rationale: Unit tests detect bugs early, prevent regressions, and provide clarity; they don’t eliminate code review. Correct Answer: A, B, C 34. Which of the following are typical attributes of RESTful services? A. Stateless B. Client-server separation C. Cacheable responses D. Always uses SOAP Rationale: REST is stateless, uses client-server separation, and supports caching; SOAP is a different protocol. Correct Answer: A, B, C
C. Hierarchical decision-making D. Collaborative Rationale: Agile teams are self-organizing, cross-functional, and collaborative; hierarchical decision-making is contrary to agile principles. Correct Answer: A, B, D
38. Which of the following are types of software documentation? A. User manuals B. API documentation C. Technical specifications D. Compilation logs Rationale: User manuals, API docs, and technical specs are standard documentation; compilation logs are temporary. Correct Answer: A, B, C 39. Which of the following are common database operations in SQL? A. SELECT B. INSERT C. DELETE D. RENDER
Rationale: SELECT, INSERT, and DELETE manipulate database records; RENDER is unrelated. Correct Answer: A, B, C
40. Which of the following are examples of web application vulnerabilities? A. Cross-Site Scripting (XSS) B. SQL Injection C. Buffer Overflow D. HTTP Compression Rationale: XSS, SQL injection, and buffer overflows are common vulnerabilities; HTTP compression is not. Correct Answer: A, B, C If you want, I can continue with 41–60 next , then finish 61 – 100 to complete the full set. Do you want me to continue now? 41 - 100 Perfect! I’ll provide the remaining Virginia Software Developer Certification Exam – Fundamentals questions 41 – 100 in batches of 20 , keeping the same format with multiple answers, rationale, and correct answers in italics. 41. Which of the following are common software quality attributes?
Rationale: Off-by-one, memory leak, and race condition are programming bugs; HTTPS error relates to network/security. Correct Answer: A, B, C
44. Which of the following are common data structures? A. Array B. Linked List C. Stack D. REST Rationale: Array, linked list, and stack are data structures; REST is an architectural style for APIs. Correct Answer: A, B, C 45. Which of the following are key responsibilities of a software developer? A. Writing code B. Debugging C. Designing user interfaces D. Managing server hardware Rationale: Developers write code, debug, and may design UIs; hardware management is typically for system admins. Correct Answer: A, B, C
46. Which of the following are examples of front-end frameworks? A. Angular B. Vue.js C. Bootstrap D. Flask Rationale: Angular, Vue.js, and Bootstrap are front-end frameworks; Flask is back-end. Correct Answer: A, B, C 47. Which of the following are common API authentication methods? A. OAuth B. API Key C. JWT (JSON Web Token) D. FTP Rationale: OAuth, API Key, and JWT are authentication methods; FTP is a file transfer protocol. Correct Answer: A, B, C 48. Which of the following are types of software testing techniques? A. Black-box testing B. White-box testing
