Java Questions and Answers | Online Quiz for Practice

46. Single line comments starts with _____ in Java.

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

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

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

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

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

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

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

50. JVM stands for _____.

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

51. JRE stands for _____.

1. Java Runtime Engine
2. Java Running Engine
3. Java Runtime Environment
4. Java Reply Engine

52. Which of the following is considered as platform independent code?

1. Compiled code
2. Source Code

53. Java is called as platform independent language. Do you agree with this statement?

1. No
2. Yes

54. We can run same java program on different environment with same JDK version.

1. false
2. true

55. Java has ______ primtive types of data.

1. 8
2. 6
3. 7
4. 9

56. Which of the following is smallest integer data type?

1. int
2. short
3. long
4. Bytecode

57. Which of the following is not a primitive data type?

1. enum
2. short
3. byte
4. Internet Explorer

58. Integer Data type does not include following primitive data type.

1. double
2. short
3. byte
4. long

59. Which of the following data types comes under floating data types: 1.Float 2.Int 3.Double 4.Byte 5.Long

1. 1 and 3
2. 2 and 3
3. 4 and 5
4. 1 and 2

60. Character data type cannot store following value.

1. string
2. letter
3. digit
4. Special character