Modern Programming Languages MCQs with Answers
Practice important Modern Programming Languages MCQs with answers and explanations.
Multiple Choice Questions
Q761: What does the continue statement do in JavaScript loops?
- A: Exits the loop
- B: Skips the rest of the current iteration
- C: Repeats the current iteration
- D: Stops all script execution
View Answer
B
Q762: In JavaScript, the result of var x = "2" + "2"; is:
- A: 4
- B: "22"
- C: Error
- D: Null
View Answer
B
Q763: JavaScript arrays are susceptible to:
- A: Aliasing
- B: Overloading
- C: Overriding
- D: Error-prone initialization
View Answer
A
Q764: Which attribute is recommended by W3C for specifying JavaScript type?
- A: language
- B: type
- C: script
- D: src
View Answer
B
Q765: What does the === operator compare in JavaScript?
- A: Values only
- B: Types only
- C: Values and types
- D: Arrays
View Answer
C
Q766: What will the following statement output? document.write("JavaScript" + "is" + "great!");
- A: JavaScriptisgreat!
- B: JavaScript is great!
- C: JavaScript_is_great!
- D: JavaScript-is-great!
View Answer
B
Q767: What does an object in JavaScript represent?
- A: A collection of strings
- B: A collection of data types and functions
- C: A single number
- D: Only functions
View Answer
B
Q768: In JavaScript, which object model provides access to browser characteristics?
- A: Document Object Model (DOM)
- B: Browser Object Model (BOM)
- C: Global Object Model (GOM)
- D: Window Object Model (WOM)
View Answer
B
Q769: The method to access properties of an object in JavaScript is:
- A: using curly brackets
- B: using dot notation
- C: using square brackets
- D: using colons
View Answer
B
Q770: The Document Object Model (DOM) in JavaScript is used to:
- A: Access browser history
- B: Access HTML content
- C: Access operating system
- D: Access browser settings
View Answer
B