Verifone Interview Questions, Process, and Tips

The duration of this round was around 20 minutes and there were 40 questions in total. This round consisted of standard mathematical, logical aptitude questions. Aptitude questions based on directions, speed and time, profit loss, etc. were asked. Out of 40 questions, around 15 questions were diagram based questions like finding the odd one, predicting the next pattern, etc.

The Second Round is an Online coding test that lasts for around 30 minutes to 1 hour. It was held on the coder byte platform. There were around 5-6 MCQs and 1 Coding Question. MCQ Questions - Predict the output, find errors, Simple language-based questions etc. The Coding Question was from Arrays, Strings, etc. For Example, You are given a string like “ONE PLUS THREE MINUS TWO” and you will have to give output as “TWO”

They will give you a frontend or Backend role based on your performance in Interviews Rounds.

Q1. 1. Heap theoretical questions were asked
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Q2. 2. Linked List theoretical
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Q3. 3. Reverse String was asked
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Q4. 4. Print FIBONACCI series
Ans. 
Print Fibonacci series
• Fibonacci series is a sequence of numbers where each number is the sum of the two preceding ones

• The first two numbers of the series are always 0 and 1

• The series can be generated using a loop or recursion

• Example: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181
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Q5. 5. Make Push Function for Queue, implement it using Array or Arraylist
Ans. 
Implement Push Function for Queue using Array or ArrayList
• Create a function that takes an array or ArrayList and a string as input

• Add the string to the end of the array or ArrayList

• Return the updated array or ArrayList
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Q6. 6. How to make an Arraylist and add 5 numbers in Arraylist

Ans. 

Create an ArrayList and add 5 numbers to it.

• Declare an ArrayList variable and initialize it

• Use the add() method to add numbers to the ArrayList

• Numbers can be of any data type (int, double, etc.)

• Example: ArrayList numbers = new ArrayList<>(); numbers.add(1);

• Make sure to import the ArrayList class

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