StudentsArray & Telephone Book

Q1:

a) Add 3 Students class objects in an array.

b) Then read the array and print details of all students.

Q2:

Write a java program to main Telephone Book using Hash Map.
Provide below operations: –
1) Addition of new Phone Entry
2) Deletion of Phone Entry
3) Searching phone number based on Customer Name
4) Displaying all records from phone Book

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