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Introduction to Programming Session 3 review Flashcards | StudBud

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Introduction to Programming Session 3 review

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Review of session 3

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Questions 10

Answers

1
What is an expression?
A symbolic representation of a sequence of operations
A type of command
A way of adding together text strings
A way of recording and testing an algorithm
2
What are Strings?
Numbers and integers
Control statements
Sequences of characters
Mathematical operators
3
What is an object?
An instance of a class
A type of diagram
A binary file
A way of outputting information
4
What is a class?
A way of storing packages
An executable file
A command that executes programs
The primary units of which Java programs are divided into
5
What type of operator is minus symbol (-) when used with one variable? e.g. -x
Single
Double
Unary
Binary
6
What is the name of the class used to get user input?
Scan
Scanner
An instance
In
7
What is a constant?
A data value that can change
A data value that is explicit
A whole number
A floating point number
8
What is the process of executing an expression?
A test
An evaluation
An extension
A run
9
What is the name of the service that frees up the memory?
The rubbish cleaner
The garbage collector
The bin man
The trash collector
10
What are the names of variables called in Java?
Identifiers
Nameplates
Labels
Boxes