Home / CSE / Javascript - CS :: Caching and Debugging

CSE :: Javascript - CS

  1. What is the purpose of the Math method toSource()?

  2. A.

     Returns the string “Math”

    B.

     Sends the source to the Math Library

    C.

     Returns the value of the object

    D.

     None of the mentioned


  3. How many static methods does a Date object have?

  4. A.

     3

    B.

     5

    C.

     4

    D.

     2


  5. Which of the following are static methods in JavaScript?

  6. A.

     Date.parse()

    B.

     Date.UTC()

    C.

     Both Date.parse() and Date.UTC()

    D.

     None of the mentioned


  7. If we have an object r and want to know if it is a Range object, we can write:

  8. A.

     r typeof Range

    B.

     r is Range

    C.

     r equals Range

    D.

     r instanceof Range


  9. What is the property to access the first child of a node?

  10. A.

     timestamp.Child1

    B.

     timestamp.Child(1)

    C.

     timestamp.Child(0)

    D.

     timestamp.firstChild


  11. Which of the following is not an object?

  12. A.

     Element

    B.

     Location

    C.

     Position

    D.

     Window


  13. What is the code snippet to change the class and let the stylesheet specify the details?

  14. A.

     timestamp.className = "highlight";

    B.

     timestamp.className = "change";

    C.

     timestamp.className = "specify";

    D.

     timestamp.className = "move";