Every value has a type.
Use the built-in function type to find the type of a value.
Types control what operations (or methods) can be performed on a given value.
You can use the “+” and “*” operators on strings.
Strings have a length (but numbers don’t).
Must convert numbers to strings or vice versa when operating on them.
Can mix integers and floats freely in operations.
Variables only change value when something is assigned to them.
How do you assign a value to a variable in C++?type variableName = value; Where type is one of C++ types (such as int ), and variableName is the name of the variable (such as x or myName). The equal sign is used to assign values to the variable.
What operator do you use to assign a value to a variable quizlet?Assignment operators assign values to JavaScript variables. (+=) adds a value to a variable. The + operator can also be used to add (concatenate) strings.
When a variable is assigned a number that is too large for its data type it?new
When a relational expression is false it has the value group of answer choices?Review Written Exam. |