Web Design and Development MCQs with Answers
Practice important Web Design and Development MCQs with answers and explanations.
Multiple Choice Questions
Q11: What is the primary difference between Java and Microsoft's C#?
- A: Java is portable, C# is not
- B: C# is more secure than Java
- C: C# uses dynamic typing
- D: Java has more features
View Answer
A
Q12: Which Java feature helps prevent memory leaks?
- A: Garbage collector
- B: Manual memory management
- C: Direct memory access
- D: Memory pointers
View Answer
A
Q13: Which of the following Java technologies is used for web applications?
- A: JSP
- B: StringTokenizer
- C: ArrayList
- D: HashMap
View Answer
A
Q14: What makes Java considered to be "robust"?
- A: Robust error checking and exception handling
- B: Faster compilation
- C: Direct memory access
- D: Multiple inheritance
View Answer
A
Q15: What does the Java Virtual Machine (JVM) verify?
- A: Code structure and memory access
- B: Code efficiency and execution time
- C: Code syntax and structure
- D: Compilation errors
View Answer
A
Q16: What is the significance of Java's high-performance feature?
- A: It ensures that Java runs faster than C
- B: It uses aggressive just-in-time compilation
- C: It reduces memory consumption
- D: It is inherently faster in all cases
View Answer
B
Q17: What does Java's "Dynamic" feature enable?
- A: Runtime loading and inspection of code
- B: Compile-time loading of classes
- C: Static memory allocation
- D: High-performance networking
View Answer
A
Q18: What does Java bytecode get compiled into?
- A: Source code
- B: Class file
- C: Machine code
- D: Assembly code
View Answer
B
Q19: Which component is responsible for executing Java bytecodes?
- A: Java Compiler
- B: Java Runtime Environment (JRE)
- C: Java Virtual Machine (JVM)
- D: Java Development Kit (JDK)
View Answer
C
Q20: What does the command javac HelloWorld.java do?
- A: Runs the Java program
- B: Compiles the Java source file
- C: Loads the bytecode into memory
- D: Verifies the bytecode
View Answer
B