1. What is Java (in regard to Computer Science) ? |
| A type of coffee |
| An object-oriented programming language |
| An interactive website |
None of the above
|
2. What is an Applet ? |
| Type of computer |
| A Java program that is run through a web browser |
| An interactive website |
A type of fruit
|
3. Java runs on _______. |
| Windows |
| Unix/Linux |
| Mac |
All of the Above
|
4. Why can't the whole program just consist of the one line that does the painting ? |
| In Java, to create an applet, you can't call on functions without defining a class to call them. |
| To appear on the web, Java must use an applet, and without first defining a class, you won't be painting onto anything. |
| The drawString function is not defined without the "import" statements at the top. |
All of the above.
|
5. What's the difference between an Applet and an application ? |
| An application is only available on Windows |
| Applets can paint words, applications cannot. |
| Applets are run over the web. |
None of the above.
|
6. What is the main function of any variable ? |
| To add numbers together |
| To keep track of data in the memory of the computer |
| To print words on the screen |
To write Java
|
7. What is the proper way to declare a variable ? |
| variableName variableType; |
| variableName; |
| variableType; |
variableType variableName;
|
8. Booleans are _______. |
| True or False |
| Single characters |
| Text |
All numbers
|
9. The following statements make �length� be what number ?
int length;
length = 4;
length ++; |
| 4 |
| 5 |
| 6 |
8
|
10. What is an assignment statement ? |
| Adding a number to an int |
| Assigning a multiplication |
| Assigning a name to a variable |
Assigning a value to a variable
|
11. What will be the value of �num� after the following statements?
int num;
num = (5+4);
num = num / 9;
num = 12;
|
| 0 |
| 1 |
| 12 |
9
|
12. If you want your conditional to depend on two conditions BOTH being true, what is the proper notation to put between the two Boolean statements ? |
| & |
| && |
| | |
||
|
13. Which of the following means that in order for the conditional to happen, either x must be less than 3 or y must be greater than or equal to 4 ? |
| if ((x < 3) && (y > 4)) |
| if (x < 3 y >= 4) |
| if ((x < 3) || (y > = 4)) |
if ((x > 3) || (y < = 4))
|
14. What is a loop ? |
| A new type of Applet |
| A segment of code to be run a specified amount of times |
| A segment of code to be run infinite times |
A segment of code to be run once
|
15. What is essential in making sure that your loop is not infinite ? |
| That there is a Boolean statement somewhere in your code |
| That your Boolean statement will at some point be false |
| That your Boolean statement will at some point be true |
All of the above
|
16. Which is NOT a section of all types of loops ? |
| Initialization |
| Loop Body |
| Test statement |
The word "while"
|
17. In a �for� loop, what section of the loop is not included in the parentheses after �for� ? |
| Initialization |
| Loop Body |
| Test statement |
Update
|
18. What is a function in terms of Computer Science ? |
| A group of code lines that performs a specific task |
| A group of code lines that performs a whole program |
| Something that contains an �init� |
The purpose of Java
|
19. What is the difference between private and public functions ? |
| Public functions are free, you have to buy private ones |
| Public functions are the only ones you can download |
| Public functions can be used by anyone, private can only be used by other code in the class you are writing |
Public functions can�t be used
|
20. What does AWT stands for ? |
| Advanced Window Toolkit |
| Abstract window Toolkit |
| Adjust Window Toolkit |
None of these
|
