Final Jeopardy

1
Final Jeopardy
Fundamental Java Numerical Data type Boolean Expression If/THEN/WHILE Miscellaneous
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
50 50 50 50 50
2
Java fundamental for 10

• Q How to compile and run a Java program?

OL 10 A
3
Java fundamental 10 points

• A What is Javac and Java?

Table
4
Java fundamental for 20

• Q A Java program contains one or more of this?

OL 20 A
5
Java fundamental for 20

• A What is CLASS?

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6
Java fundamental for 30

• Q This is needed to run the same Java program
  on different Operating Systems without having to
  recompile?

OL 30 A
7
Java Fundamental for 30

• A What is Java Virtual Machine (JVM) ?

Table
8
Java fundamental for 40

• Q The name of this tree has been used as
  another name for Java ?

OL 40 A
9
Java fundamental for 40

• A What is OAK?

Table
10
Java fundamental for 50

• Q This used to be the best selling point for
  Java (hint refer to its portability with 4
  words)

OL 50 A
11
Java fundamental for 50

• A What is Write ONCE Run EVERYWHERE?

Table
12
Numerical Data type 10

• Q Data types used to represent integer values?

CF 10 A
13
Numerical Data for 10

• A What are byte, short, int, long?

Table
14
Numerical Data for 20

• Q Data types to represent real values.

CF 20 A
15
Numerical data types for 20

• A What are float and double?

Table
16
Numerical data type for 30

• Q These symbols are allowed in a valid
  identifier?

CR 30 A
17
Numerical data type for 30

• A What are and _?

Table
18
Numerical Data type for 40

• Q Suppose we have
• int x, y
• x 40
• y x / 6
• What is the value of y?

CF 40 A
19
Numerical Data for 40

• A What is 6?

Table
20
Numerical data for 50

• Q The values of this can not be changed in the
  entire program?

CF 50 A
21
Numerical data for 50

• A What is constant?

Table
22
Boolean expression for 10

• Q Boolean expressions are evaluated to one of
  these values?

IS 10 A
23
Boolean expression for 10

• A What is true or false?

Table
24
Boolean expression for 20

• Q These are boolean operators in Java?

IS 20 A
25
Boolean Expression for 20

• A What are AND, OR, NOT?

Table
26
Boolean expression for 30

• Q Which are the six relational operators used in
  boolean expressions?
• lt
• gt
• lt
• gt
• !
• !

IS 30A
27
Boolean expression for 30

• A What are A,B,C,D,E,and G?

Table
28
Boolean Expression for 40

• Q Evaluate this boolean expression
• (1lt2 4 lt3)

IF 40 A
29
Boolean expression for 40

• A What is true?

Table
30
Boolean expression for 50

• Q Evaluate this expression
• (603 0) (509 ! 0)

IF 50 A
31
Boolean expression for 50

• A What is true?

Table
32
If/then/while/for for 10

• Q What is the output from the following code?.
• int number 45
• if (number ! 45)
• System.out.println(Hello)
• else
• System.out.println(Bye)
• A. Hello
• B. Bye

T10 A
33
If/Then/While for 10

• A What is B?

Table
34
If/Then/While for 20

• Q What is the result of this switch statement
• int number 45
• switch (number)
• case 35 System.out.println(Good)
• case 45 System.out.println(Fair)
• case 55 System.out.println(None)
• A. Good
• B. Fair
• C. None

T20 A
35
If/Then/While for 20

• A What is Fair?

Table
36
If/Then/While for 30

• Q What is this code doing?
• if (num1 num2 num3 lt 0)
• System.out.println(This is good)
• else
• System.out.println(This is bad)

T30 A
37
If/Then/While for 30

• A What is if products of these three numbers
  (num1,num2,num3) are negative, print out This is
  good. Otherwise, print out This is bad ?

Table
38
If/Then/While for 40

• Q These symbols are always found in an if
  statement

T40 A
39
If/Then/While for 40

• A What are ( and )?

Table
40
It/Then/While for 50

• Q The statements in the body of this loop must
  be executed at least ONCE

T50 A
41
If/Then/While for 50

• A What is DO-WHILE loop?

Table
42
Miscellaneous for 10

• Q Switch only support these data types ?.

DM 10 A
43
Miscellaneous for 10

• A What are char and integer (byte, short, int)?

Table
44
Miscellaneous for 20

• Q Operand is converted from a lower to a higher
  precision

DM 20 A
45
Miscellaneous for 20

• A What is implicit casting?

Table
46
Miscellaneous for 30

• Q How can we say 23 in Java.

DM 30 A
47
Miscellaneous for 30

• A What is Math.pow(2,3) ?

Table
48
Miscellaneous for 40

• Q JOptionPane.showInputDialog gets input from a
  user and return this data type

DM 40 A
49
Miscellaneous for 40

• A What is String?

Table
50
Miscellaneous for 50

• Q The value of this component can be changed in
  a Java program

DM 50 A
51
Miscellaneous for 50

• A What is variable?

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