Week 5 Check-In: Wrapper Classes & Methods in Java

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5 Question Quiz

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Enter your name *

What are custom methods? *

5 points

Methods like substring() and Math.pow()

Methods that are already there for us to use

Methods that return only int or double

Methods that we make by ourselves

Which of the following about parameters is true? Select all that apply (more than one answer is possible). *

5 points

It is used to pass on information into methods

You can have as many parameters as you need when creating a method

It is used to measure the length of arrays

When calling a method, you must write the parameters in the correct order

The last parameter in a method signature tells us the return type of the method

Required

What is the correct way to call the method (shown below)? *

4 points

someMethod("Maryam", 10);

someMethod(10, "Maryam");

SomeMethod(10, "Maryam");

someMethod(true);

someMethod(10.5, "Maryam);

What is the value of the String variable small_str (below)? *

3 points

"I like pizza"

"pizza with mushroom"

"mushroom and olives"

"pizza with mushroom "

"I like pizza "

What is the value of the double variable num (below)? *

3 points

2 * 8 = 16

2 + 8 = 10

2 - 8 = -6

2 % 8 = 0

2^8 = 256

2 / 8 = 0.25

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