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100+ Amdocs Software Developer Interview Questions and Answers

Updated 19 Jan 2025

Q101. code of reverse string

Ans.

Reverse a string using array manipulation

  • Create an array of characters from the input string

  • Iterate through the array in reverse order and append each character to a new string

  • Return the reversed string

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Q102. Describe inheritance in java.

Ans.

Inheritance in Java allows a class to inherit properties and behaviors from another class.

  • Allows a class to reuse code from another class

  • Creates a parent-child relationship between classes

  • Child class inherits fields and methods from parent class

  • Can have multiple levels of inheritance

  • Example: class Dog extends Animal

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Amdocs Software Developer Interview Questions and Answers for Freshers
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Q103. Describe various types of DB

Ans.

Various types of DB include relational, non-relational, distributed, graph, and time-series databases.

  • Relational databases store data in tables with rows and columns (e.g. MySQL, PostgreSQL)

  • Non-relational databases store data in key-value pairs, documents, or wide-column stores (e.g. MongoDB, Cassandra)

  • Distributed databases spread data across multiple servers for scalability and fault tolerance (e.g. HBase, Riak)

  • Graph databases use graph structures for data storage and queryi...read more

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Q104. explain useCallback

Ans.

useCallback is a React hook that returns a memoized callback function

  • Returns a memoized callback function

  • Helps optimize performance by preventing unnecessary re-renders

  • Useful when passing callbacks to child components

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Q105. Plsql procedure

Ans.

PL/SQL is a procedural language extension for SQL in Oracle databases.

  • PL/SQL stands for Procedural Language/Structured Query Language.

  • It is used to create stored procedures, functions, triggers, and packages in Oracle databases.

  • PL/SQL code is executed on the server side, providing better performance compared to SQL statements executed on the client side.

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Q106. Reverse a string

Ans.

Reverse a given string

  • Use a loop to iterate through the string and append each character to a new string in reverse order

  • Alternatively, use built-in string functions to reverse the string

  • If the string is stored as an array of characters, swap the first and last elements, then the second and second-to-last elements, and so on until the middle is reached

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Q107. OOPS concept in C++

Ans.

OOPS concept in C++ refers to Object-Oriented Programming principles like encapsulation, inheritance, polymorphism, and abstraction.

  • Encapsulation: bundling data and methods that operate on the data into a single unit (class)

  • Inheritance: creating new classes based on existing classes, allowing for code reuse

  • Polymorphism: ability for objects of different classes to be treated as objects of a common superclass

  • Abstraction: hiding complex implementation details and showing only es...read more

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Interview Process at Amdocs Software Developer

based on 86 interviews
4 Interview rounds
Technical Round
HR Round - 1
HR Round - 2
HR Round - 3
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