private int numRecords - number of records in the array    private PhoneRecord[] data - array of PhoneRecord objects   public Phone Directory() - constructor that should initialize memory for data array and numRecords value.   public void enterPhoneRecords(PhoneRecord new record) - store a new phone record in the database.   public void findPhoneRecord(String key) - Search the database for records whose names begin with the search key. This method will display all names that begin with the characters entered by the user. If the customer number is not in the array, the program will print that "the phone record does not exist".

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Array

The simplest way to start thinking about an array is as a collection, or a set of elements. In programming, these elements may be constants, variables, functions and pointers.