10+ Capgemini Interview Questions and Answers

Questions on Java, API testing, Selenium, and SQL

• Java: OOPs concepts, initializing private elements, defining strings, exceptions, difference between exception and error, checked and unchecked exceptions

• API testing: Testing POST query, drawbacks, response codes

• Selenium: Assert vs verify, drawbacks, implicit and dynamic wait, types of testing supported, types of x-path

• SQL: Select query

You can print the output by adding 1 to the given input number and displaying the result.

• Create a variable to store the input number.

• Add 1 to the input number.

• Print the result of the addition.

Print the rightmost nodes of a binary tree.

• Traverse the tree in a depth-first manner, starting from the right child of each node.

• Use a queue to keep track of the nodes to be visited.

• Add the rightmost node of each level to the result array.

Creating a form with validation experience share

• Use HTML form elements like input, select, textarea

• Implement client-side validation using JavaScript

• Implement server-side validation using backend technologies like Node.js or PHP

Add two numbers represented by linked lists in reverse order.

• Traverse both linked lists simultaneously, adding corresponding nodes and carrying over the sum if necessary.

• Handle cases where one linked list is longer than the other.

• Create a dummy head node to simplify the code.

• Consider edge cases like carry over at the end of the addition.

Answering programming questions related to string manipulation.

• To reverse a string, use a loop to iterate through the string and append each character to a new string in reverse order.

• To count the number of words in a string, split the string into an array using whitespace as the delimiter and return the length of the array.

• To swap two numbers without a temp variable, use arithmetic operations to perform the swap. For example, a = a + b; b = a - b; a = a - b;

My content helped organic traffic growth by optimizing keywords and improving rankings.

• Researched and identified relevant keywords for each webpage

• Optimized meta tags, headings, and content with targeted keywords

• Created high-quality content that provided value to readers

• Built backlinks from reputable sources to improve domain authority

• Monitored and analyzed website traffic and rankings to make data-driven decisions

• As a result, organic traffic increased by 30% within 3 months

• I...read more

Garbage Collector in C# manages memory allocation and deallocation automatically.

• Garbage Collector is responsible for freeing up memory that is no longer in use.

• It runs in the background and periodically checks for unused objects.

• GC.SuppressFinalize() method can be used to prevent the finalizer from running.

• GC.Collect() method can be used to force garbage collection.

• GC.GetTotalMemory() method can be used to get the total memory used by the application.

I would conduct a Root Cause Analysis (RCA) to identify the reasons for the drop in Payment SR and implement corrective actions.

• Review data trends and patterns to identify any anomalies or correlations

• Interview stakeholders involved in the payment process to gather insights

• Evaluate system performance and potential technical issues

• Analyze customer feedback and complaints related to payments

• Implement corrective actions such as process improvements, training, or system upgrades

Extract pincode from a given address string.

• Split the address string by spaces to get individual words

• Check each word to see if it is a valid pincode (numeric and 6 digits)

• Return the first valid pincode found

Program to generate pyramid of numbers and MySQL queries

• For pyramid of numbers, use nested loops to print numbers in a pyramid shape

• For MySQL queries, use SELECT, INSERT, UPDATE, DELETE statements to manipulate data

• Use JOINs to combine data from multiple tables

• Use WHERE clause to filter data based on specific conditions

Repurpose content by adapting it to different formats and platforms.

• Identify the most successful content and repurpose it for different audiences.

• Transform blog posts into videos, infographics, or podcasts.

• Create social media posts from statistics or quotes in existing content.

• Update old content with new information or a fresh perspective.

• Compile related content into an e-book or whitepaper.

• Translate content into different languages for a global audience.