Ch. 19 and 20 Word Scramble
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Question | Answer |
Define Recursion. | the computer programming process, whereby a method calls itself |
What happens to the computer if it is executing a recursive method that has no planned method of stopping? | The computer will eventually crash and an error will occur. |
What are the 3 iterative control structures? | for, while, do...while |
Define a stack. | the execution sequence of methods, and stores local method information. |
What does LIFO stand for? | Last in First out |
Where is every program statement stored? | The computer's memory |
What handles program execution sequence? | Index Pointer |
When you add information to a stack, what is that officially called? | Pushed |
When a recursive call interrupts the execution of a method, what happens to the "unfinished business" at the end of the method? | It will be saved in a temporary stack until it can be used. |
What data structure controls recursion? | Stack |
What does a computer scientist mean when he/she refers to an elegant solution? | frequently the most natural and obvious solution to many computer science veterans |
x is a String, what is displayed by this statement: System.out.println(x); ? | The string. |
is the name of the ultimate superclass – the class that all other classes are derived from? | Object |
If x is a primitive data type, what is displayed by this statement: System.out.println(x); ? | The value of the data |
If x is a Java static array of double, what is displayed by this statement: System.out.println(x); ? | Memory addresses |
method is checked by print and println to see how the information needs to be displayed? | toString |
Why is it that every class has access to the toString method? | every class come from the object class |
Is the toString method limited to displaying the value of only one field? | No |
What method should be used to compare objects? | equals method |
Why does operator == not work for objects? | It compares shallow values. |
Do the implementations of the toString or equals methods have to be practical? | They can be impractical. |
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Bananaboi
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