When using parallel arrays, if one array has many possible matches, it is most efficient to place the less common items first so that they are matched right away.

True or False

When you want to determine whether a variable holds one of many valid values, one option is to use a do...while loop to compare the variable to a series of valid values

True or False

When you create a class that uses an interface, you include the keyword extends

True or False

When an application contains an array and you want to use every element of the array in some task, it is common to perform loops that vary the loop control variable from 0 to one less than the size of the array.

True or False

You can declare an array variable by placing curly brackets after the array name.

True or False

Abstract classes and interfaces are similar in that you cannot instantiate concrete objects from either one.

True or False