ITC Infotech Interview Questions, Process, and Tips

Q1. Tell me something about company
Ans. 
Our company is a leading provider of HR solutions, specializing in recruitment, training, and consulting services.
• Founded in 2005 by John Smith

• Headquartered in New York City

• Clients include Fortune 500 companies such as Google and Microsoft

• Offers a wide range of services including talent acquisition, leadership development, and HR technology solutions
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Q1. Tell about yourself
Ans. 
Experienced HR professional with a passion for talent development and employee engagement.
• Over 8 years of experience in HR roles

• Skilled in recruitment, training, and performance management

• Led initiatives to improve employee satisfaction and retention

• Strong communication and interpersonal skills

• Bachelor's degree in Human Resources Management
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Q2. How you know this company
Ans. 
I have been following the company's growth and success in the industry for several years.
• I have been a loyal customer of the company for the past 5 years.

• I regularly read industry news and updates, and this company has been featured multiple times.

• I have friends who work at the company and have shared positive feedback about the work culture.
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Q1. What is you name
Ans. 
My name is John Doe.
• Full name is John Doe

• Common first and last name combination

• Easy to remember and pronounce
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Q2. How long you will abe staying
Ans. 
I plan to stay long-term and grow with the company.
• I am committed to the company's long-term goals and vision.

• I am looking for stability and opportunities for growth within the organization.

• I am excited about the potential to contribute to the company's success over the long term.
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Q1. What is your relevant experience
Ans. 
I have 5 years of experience working with Next.js, building dynamic and responsive web applications.
• 5 years of experience with Next.js

• Proficient in building dynamic and responsive web applications

• Strong understanding of React and JavaScript

• Experience with server-side rendering and API integration

• Portfolio includes projects showcasing Next.js skills
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Q2. How many projects have you worked on nextjs
Ans. 
I have worked on 5 projects using Next.js for building dynamic web applications.
• Developed a company website using Next.js for improved performance and SEO optimization

• Created a blog platform with server-side rendering using Next.js

• Integrated authentication and authorization features using NextAuth.js in an e-commerce project

• Utilized API routes in Next.js to fetch and display data dynamically

• Implemented dynamic routing
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Given an array of numbers. each item is the price of a product per day (key). Find a solution that calculates the best day to sell an item and the best day to buy an item

Q1. Intall Mongo Db and perform crud operation
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Q2. Dsa question asked to complete in javascrip
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Q1. Difference between horizontal and vertical Scaling
Ans. 
Horizontal scaling involves adding more machines to your network, while vertical scaling involves adding more power to an existing machine.
• Horizontal scaling increases the number of machines in the network to distribute the load, while vertical scaling increases the power of a single machine.

• Horizontal scaling is more cost-effective and easier to implement than vertical scaling.

• Examples of horizontal scaling include ad...read more
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Q1. Why should we hire you
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Q1. Select 3 rd highest salary from employee table
Ans. 
To select the 3rd highest salary from the employee table, you can use a SQL query with the 'LIMIT' and 'OFFSET' keywords.
• Use a SQL query like 'SELECT salary FROM employee ORDER BY salary DESC LIMIT 1 OFFSET 2' to get the 3rd highest salary.

• The 'ORDER BY' clause sorts the salaries in descending order, 'LIMIT 1' limits the result to 1 row, and 'OFFSET 2' skips the first two rows.

• Make sure to adjust the 'OFFSET' value if
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Q2. Difference between put and patch
Ans. 
Put is used to create or replace a resource, while patch is used to update a resource partially.
• Put is idempotent, meaning multiple identical requests will have the same effect as a single request

• Patch is not idempotent, as multiple identical requests may have different effects

• Put requires the client to send the entire updated resource, while patch only requires the specific changes to be sent
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Q3. Difference between == and equals in string
Ans. 
The == operator checks for reference equality, while the equals method checks for value equality in strings.
• Use == to check if two string variables refer to the same object in memory.

• Use equals() method to check if two string variables have the same sequence of characters.

• Example: String str1 = "hello"; String str2 = "hello"; str1 == str2 will return false, but str1.equals(str2) will return true.
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Q4. Difference way of declaring String
Ans. 
String can be declared using double quotes, single quotes, or the String constructor.
• Declare using double quotes: String str1 = "Hello";

• Declare using single quotes: String str2 = 'World';

• Declare using String constructor: String str3 = new String("Java");
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Q5. Difference between String builder and String buffer
Ans. 
String builder is not synchronized, while String buffer is synchronized.
• String builder is faster than String buffer because it is not synchronized.

• String buffer is thread-safe, while String builder is not.

• String builder is preferred for single-threaded applications, while String buffer is preferred for multi-threaded applications.
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Q6. Convert array into arraylist

Ans. 

Convert array to ArrayList of strings

• Create a new ArrayList

• Use Arrays.asList() method to convert array to ArrayList

• Example: String[] array = {"apple", "banana", "orange"}; ArrayList list = new ArrayList<>(Arrays.asList(array));

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