Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Identifiers can begin with...
|
a letter, an underscore, or a currency character
|
3
|
|
|
After the first character, identifiers can also include...
|
digits
|
1
|
|
|
What's the length limit for identifiers?
|
Identifiers can be of any length
|
|
|
|
JavaBeans methods must be named using camelCase, and depending on the method's purpose, must start with...
|
set, get, is, add, or remove
|
5
|
|
|
How many public classes a source file can have?
|
A source code file can have only one public class
|
|
|
|
What's the relation between the source file name and the names of the classes contained in the source file?
|
If the source file contains a public class, the filename must match the public class name
|
|
|
|
How many package and import statements a file can have?
|
A file can have only one package statement, but multiple imports
|
|
|
|
Where a package statement should be located in a source file?
|
The package statement (if any) must be the first (non-comment) line in a source file
|
|
|
|
Where the import statements should be located in a source file?
|
The import statements (if any) must come after the package and before the class declaration
|
|
|
|
Where the import statements should be located in a source file if there's no package statement?
|
If there is no package statement, import statements must be the first (noncomment) statements in the source file
|
|
|
|
package and import statements apply to ... in the file
|
package and import statements apply to all classes in the file
|
|
|
|
A file can have more than one ... class
|
A file can have more than one nonpublic class
|
|
|
|
What's the only case when files have no naming restrictions?
|
Files with no public classes have no naming restrictions
|
|
|
|
There are ... access modifiers: ...
|
There are three access modifiers: public, protected, and private
|
3
|
|
|
There are ... access levels: ...
|
There are four access levels: public, protected, default, and private
|
4
|
|
|
Classes can have only ... access
|
Classes can have only public or default access
|
2
|
|
|
A class with default access can be seen only by ...
|
A class with default access can be seen only by classes within the same package
|
|
|
|
A class with public access can be seen by ...
|
A class with public access can be seen by all classes from all packages
|
|
|
|
Classes can also (other than access modifiers) be modified with ...
|
Classes can also be modified with final, abstract, or strictfp
|
3
|
|
|
A class cannot be both ...
|
A class cannot be both final and abstract
|
|
|
|
A ... class cannot be subclassed
|
A final class cannot be subclassed
|
|
|
|
An ... class cannot be instantiated
|
An abstract class cannot be instantiated
|
|
|
|
What branch of the femoral artery supplies the posterior thigh compartment?
|
perforating branches of the femoral artery
|
|
