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Q 1/20
Score 0
This data type holds only one piece of information at a time?
20
class
primitive
alphanumeric
null
Q 2/20
Score 0
Which of the following is not a consideration when choosing an algorithm?
30
speed
Find patterns
memory use
Find patterns
20 questions
Q.
This data type holds only one piece of information at a time?
1
20 sec
Q.
Which of the following is not a consideration when choosing an algorithm?
2
30 sec
Q.
We usually use this type of loop with arrays?
3
30 sec
Q.
Adding two Strings together is called?
4
20 sec
Q.
Which of the following is the correct way to find the length of the String in the first element of an array called words?
5
30 sec
Q.
What does the following algorithm do?
6
30 sec
Q.
We usually use a ______ with arrays?
7
30 sec
Q.
Consider the following code:
8
30 sec
Q.
What is output by the following?
9
30 sec
Q.
What is 55 in binary?
10
30 sec
Q.
When you pass an array to a method, the method receives ______?
11
30 sec
Q.
When this type of variable is passed into a method, any changes made to it in the method are saved and the previous value of the variable is overwritten outside the method?
12
30 sec
Q.
Consider the code: What is output by the following call?
mystery(9);
13
30 sec
Q.
What operator do you use to find the remainder?
14
30 sec
Q.
A recursive method must have a recursive call and a ______?
15
30 sec
Q.
What is the output of the following code?
16
30 sec
Q.
Under what conditions will the following recursive method NOT stop repeating? (Infinite recursion)
17
30 sec
Q.
Given the following method definition; What is output by the following?
18
30 sec
Q.
Java tells overloaded methods apart based on the method ______?
