Crossover PHP Developer Interview Questions and Answers

Q1. Skillset worked on
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Q1. Tell me about work experience
Ans. 
I have 5 years of experience in marketing and sales roles, including managing social media campaigns and client relationships.
• Managed social media campaigns to increase brand awareness

• Developed and maintained relationships with clients to drive sales

• Analyzed market trends to identify opportunities for growth
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Q2. They will ask the IT skills set which you have experience
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Q1. Salary expected
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I am looking for a competitive salary based on my experience and skills.
• Research industry standards for similar positions

• Consider cost of living in the area

• Factor in your level of experience and skills

• Be prepared to negotiate based on benefits offered
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Q2. How you can join
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To join as an Associate, you can apply through the company's website or through a referral.
• Apply online through the company's career portal

• Reach out to current employees for a referral

• Attend networking events or job fairs to connect with recruiters
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Round duration - 105 minutes
Round difficulty - Medium

There were 3 problems .
One was easy but the other two were of medium level.

Q1. 
Aggressive Cows Problem Statement
Given an array representing positions of stalls and an integer ‘K’ representing the number of aggressive cows, determine the largest minimum distance between any two cows ...read more
Ans. 
The problem requires assigning aggressive cows to stalls in a way that maximizes the minimum distance between any two cows.
• Sort the array of stall positions in ascending order.

• Use binary search to find the largest minimum distance between cows.

• Check if it is possible to assign cows with this minimum distance by iterating through the sorted array.

• If it is possible, update the maximum distance and continue binary search ...read more
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Q2. 
Shortest Path in an Unweighted Graph
The city of Ninjaland is represented as an unweighted graph with houses and roads. There are 'N' houses numbered 1 to 'N', connected by 'M' bidirectional roads. A road...read more
Ans. 
The problem is to find the shortest path between two houses in an unweighted graph.
• The graph represents the city of Ninjaland with houses connected by roads.

• The input consists of the number of test cases, number of houses and roads, starting and ending house, and the roads between houses.

• The output is a vector of nodes representing the shortest path from the starting house to the ending house.

• If there are multiple shor...read more
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Q3. 
Count Set Bits Problem Statement
Given a positive integer N, compute the total number of '1's in the binary representation of all numbers from 1 to N. Return this count modulo 1e9+7 because the result can...read more
Ans. 
The task is to count the total number of '1' in the binary representation of all numbers from 1 to N.
• Convert each number from 1 to N into its binary representation

• Count the number of '1' bits in each binary representation

• Sum up the counts of '1' bits for all numbers

• Return the sum modulo 1e9+7
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Round duration - 60 minutes
Round difficulty - Easy

The interviewer was very polite and straightforward. 
Firstly he introduced himself and then asked me to introduce myself and then he jumped to the coding problems.
After the coding problems, he asked some questions from the OS and DBMS.

Q1. 
Reverse Words in a String: Problem Statement
You are given a string of length N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o...read more
Ans. 
The task is to reverse the words in a given string, removing any leading or trailing spaces and replacing multiple spaces between words with a single space.
• Split the string into words using spaces as delimiters

• Reverse the order of the words

• Join the reversed words with a single space between them

• Remove any leading or trailing spaces
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Q2. 
Reverse Linked List in Groups of K
You are provided with a linked list containing 'N' nodes and an integer 'K'. The task is to reverse the linked list in groups of size K, which means reversing the nodes ...read more
Ans. 
The task is to reverse a linked list in groups of size K.
• Iterate through the linked list in groups of size K

• Reverse each group using a helper function

• Connect the reversed groups to form the final reversed linked list
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Round duration - 60 minutes
Round difficulty - Medium

The interviewer was very polite and straightforward, firstly he introduce himself and then ask me to introduce myself and then ask some ques on my projects and then he jumps to the coding problems.

Q1. 
Remove Consecutive Duplicates From String Problem Statement
Given a string STR consisting of both lower and upper case characters, your task is to remove consecutive duplicate characters from the string a...read more
Ans. 
The task is to remove consecutive duplicate characters from a given string and return the new string.
• Iterate through the characters of the string

• Compare each character with the next character

• If they are the same, skip the next character

• If they are different, add the current character to the new string

• Return the new string
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Q2. 
Maximum Path Sum in a Matrix
Given an N*M matrix filled with integer numbers, determine the maximum sum that can be obtained from a path starting from any cell in the first row to any cell in the last row...read more
Ans. 
The question asks to find the maximum sum that can be obtained from a path starting from any cell in the first row to any cell in the last row of a given matrix.
• Iterate through each cell in the first row and calculate the maximum sum path ending at that cell

• For each cell, calculate the maximum sum path ending at that cell by considering the three possible directions

• Store the maximum sum path ending at each cell in a se...read more
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Q1. Oops concepts and working scenarios
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Q2. Advance java basic script
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Q1. Python questions .. based on classes dict list .. practical questions
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Q1. About sales how to do motivat to customer
Ans. 
Motivating customers involves understanding their needs, building relationships, and providing value through personalized experiences.
• Understand customer needs: Conduct surveys to gather feedback and tailor your offerings accordingly.

• Build relationships: Engage with customers through regular follow-ups and personalized communication.

• Provide value: Offer exclusive discounts or loyalty programs to reward repeat customers...read more
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Q2. About team handling
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Q3. About manage customer
Ans. 
Effective customer management involves understanding needs, building relationships, and ensuring satisfaction through proactive communication.
• Understand customer needs: Conduct surveys to gather feedback and tailor services accordingly.

• Build strong relationships: Regular check-ins with clients to foster trust and loyalty.

• Proactive communication: Inform customers about updates or changes before they ask.

• Resolve issues p...read more
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Q4. Take a time with team
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Q5. Always do something new with your team
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