31. Which of the following statements are true for Java script?

A. JavaScript is case sensitive 

B. JavaScript statements can be grouped together in blocks 

C. semicolon at the end of statement is mandatory 

D. Both a and b 

32. Which of the following statements are false for Java script?

A. Variable names are not case sensitive 

B. Variable names must begin with a letter or the underscore character 

C. Var is used to declare a variable 

D. Both b and c above 

33. Which of the following are Markup Language

A. XML 

B. SGML 

C. XHTML 

D. all the above 

34. Which of the ways below is incorrect of instantiating a date?

A. new Date(dateString) 

B. new Date() 

C. new Date(seconds) 

D. new Date(year, month, day, hours, minutes, seconds, milliseconds) 

35. Which of the following statements are false for Java script?

A. JavaScript can react to events 

B. JavaScript can read and write HTML elements 

C. JavaScript cannot be used to create cookies 

D. Both b and c 

36. What is negative infinity in Java script?

A. Any of below 

B. number in JavaScript, derived by dividing number by a negative number 

C. number in JavaScript, derived by dividing number by zero 

D. number in JavaScript, derived by dividing negative number by zero 

37. __________ JavaScript is also called client-side JavaScript

A. Microsoft 

B. Navigator 

C. LiveWire 

D. Native 

38. Which of the following is not a valid JavaScript variable name?

A. 2java 

B. _java_and_ java _names 

C. javaandjava 

D. None of the above 

39. Which is the correct way to write a JavaScript array?

A. var txt = new Array(1:’arr’,2:’kim’,3:’jim’) 

B. var txt = new Array:1=(‘ arr ‘)2=(‘kim’)3=(‘jim’) 

C. var txt = new Array(‘arr ‘,’kim’,’jim’) 

D. var txt = new Array=’ arr ‘,’kim’,’jim’ 

40. What java wrapper type is created when a JavaScript object is sent to Java?

A. ScriptObject 

B. JavaObject 

C. Jobject 

D. JSObject 

• 1
• 2
• 3
• 4
• 5