Java MCQ Questions and Answers Quiz

41. Number system whose digits consists of the numbers 0 through 9 is called as ____________.

  1. Decimal Number System
  2. Binary Number System
  3. Octal Number System
  4. Hexa Decimal Number System

42. Question 244 Hexa Decimal Numbers are having base _________.

  1. 10
  2. 8
  3. 2
  4. 16

43. In Java programming you can create binary literal in ______________.

  1. Java SE 5 and later
  2. Java SE 1 and later
  3. Java SE 7 and later
  4. Java SE 6 and later

44. Integer literal containing value "F" comes under _______ system.

  1. Octal number
  2. Binary number
  3. None of these
  4. Hexa Decimal Number

45. Following example of Nested Comments is allowed in Java Programming Language. // /*Nesting of Comment */

  1. true
  2. false

46. Single line comments starts with _____ in Java.

  1. //
  2. /* *
  3. / *
  4. none of these

47. Folllowing is the human readable in Java Programming Language.

  1. .class
  2. .obj
  3. .jar
  4. .java

48. Which of the following converts human readable file into platform independent code file in Java?

  1. JRE
  2. Compiler
  3. JVM
  4. appletwatcher

49. Platform independent code file created from source file ins understandable by ________.

  1. JRE
  2. Applet
  3. JVM
  4. Compiler

50. JVM stands for _____.

  1. Java Virtual Memory
  2. Java Virtual Mechanism
  3. Java Virtual Management
  4. Java Virtual Machine
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