Crowdly

It contains methods for performing basic trigonometric functions (sin, cos, tan)

It is one of many classes belonging to the java.lang package.

It contains close approximations of the mathematical constants PI and E.

It requires you to include the line import java.lang.Math; at the top of your program in order to use it.

When using the term interface in the context of Java class documentation, which of the following statements is not true?

The interface of a class does not include the source code

The interface of a class refers to how the user can interact with that class

Good class documentation should focus on describing its interface, and not its implementation

The interface of a class would include its name, and a general description of its purpose

The interface of a class would usually include a description of any private fields and methods in that class

Assuming r has been defined as a double variable representing the radius of a circle, which of the following Java expressions would most accurately compute the circle area?

3.14159 * Math.pow(2,r)

Math.PI * Math.pow(r,2)

Math.PI * Math.pow(2,r)

3.14159 * Math.pow(r,2)

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Which of the following is not a valid tag when using javadoc to generate class documentation?

loop

version

return

param

deprecated

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive).

What kind of error does this code contain, and where?

Runtime error, on line 6

Syntax error, on line 6

Logic error, on line 7

Syntax error, on line 7

Runtime error, on line 7

Logic error, on line 6

Image failed to load: code fragment

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive).

What kind of error does this code contain, and where?

Syntax error, on line 7

Syntax error, on line 6

Runtime error, on line 6

Logic error, on line 6

Runtime error, on line 7

Logic error, on line 7

Image failed to load: code fragment

The following code fragment is intended to keep reading in a decimal value from the user until the number entered is between 0 and 1 (inclusive).

What kind of error does this code contain, and where?

Syntax error, line 6

Logic error, line 6

Runtime error, line 6

Runtime error, line 7

Logic error, line 7

Syntax error, line 7

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive).

code fragment

What kind of error does this code contain, and where?

Runtime error, on line 6

Syntax error, on line 6

Logic error, on line 7

100%

Syntax error, on line 7

Runtime error, on line 7

Logic error, on line 6

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive).

code fragment

What kind of error does this code contain, and where?

Syntax error, on line 7

Syntax error, on line 6

Runtime error, on line 6

Logic error, on line 6

Runtime error, on line 7

Logic error, on line 7

100%

If you wish to delete items from an Array list you can use ... (multiple responses are allowed - select all that apply)

a for loop with an iterator

a for-each loop

a while loop with an iterator

any of the above