A block of code which only runs when it is called.

What are two good ways to keep your computer safe from malware?

constantly update Operating system,, back up data

How can you output the number of characters in this string?

System.out.println(sentence.length());

What is divide and conquer?

Sub problemes broken down into even smaller sub problem

How can you get a specific element from an array?

By using square brackets knowing the index of the element you want to get

What’s the simplest way to print an array to the console?

Using the Arrays class, Arrays.toString(theArray);

A container that holds values of the same type

What is the difference between a while-loop and a do-while loop?

A while loop tests the condition before executing the statements inside

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Java End Of The Year Quiz

20 termsStudBud Administration6 plays

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Questions 20

Answers

1
What are 4 steps of CPU operation?
import translate display export
input processing storage output
fetch decode execute writeback
store decode operate display
2
What is the output for the following code:
64
57
27
10
3
What is a Method
I DON'T KNOW
a block of code which runs whenever
Something to do with Java programming
A block of code which only runs when it is called.
4
What does CPU stand for?
computer processing upgrade
central processing unit
control power unit
calculator processing unit
5
What are two good ways to keep your computer safe from malware?
download unnecessary apps, explore a website thats suspicious
sit there watching your computer dying on you, cry and not do anything :)
constantly update Operating system,, back up data
None of the above
6
This mathematical operand returns the remainder of dividing two numbers
/
*
^
%
7
Convert 85 to binary
1100011
1010101
1010111
1010110
8
How can you output the number of characters in this string?
System.out.println(sentence.substring)
System.out.println(length(sentence))
System.out.println(sentence.length());
System.out.println(indexOf(sentence))
9
This symbol marks the beginning of a comment in Java
&&
//
**
#
10
Java follows correct mathematical precedence (Order of Operations)
True
False
11
What is divide and conquer?
Sub problems made into large sub problems
Any of the options
Sub problemes not breaking down into even smaller sub problem
Sub problemes broken down into even smaller sub problem
12
Convert 1001 0101 to decimal
74
157
85
149
13
How can you get a specific element from an array?
By using square brackets
By asking nicely
By calling a method
By using square brackets knowing the index of the element you want to get
14
Which is an example of counted loops?
Do-while loops
While loops
For loops
two of the choices
15
What’s the simplest way to print an array to the console?
Using the Arrays class, Arrays.toString(theArray);
None of the above
Typing it out manually
By calling .toString() on the array
16
What is an array?
A single variable
Something that’s made up
A container that holds values of the same type
A method
17
What can an array be used for?
To store boolean values
To store Strings
To store integers
All of the above
18
The “call” method allows a main program to call this method to perform this task when needed.
True
False
19
What is the difference between a while-loop and a do-while loop?
They are the same
A while loop tests the condition before executing the statements inside
A while loop runs non-stop while a do-while loop does come to a stop
A do-while loop is used when the number of iteration is known
20
How many of the following are true?
None
<2
1
3

Java End Of The Year Quiz Flashcards | StudBud