Infosys Interview Questions, Process, and Tips

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Q1. How will you display top 5 rows from a table?
Ans. 
Use SQL query with LIMIT clause to display top 5 rows from a table.
• Use SELECT statement to retrieve data from the table

• Add LIMIT 5 at the end of the query to display only the top 5 rows
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Q2. What is abstraction in java?
Ans. 
Abstraction in Java is the concept of hiding the implementation details and showing only the necessary features of an object.
• Abstraction allows you to define the structure of an object without specifying the implementation details.

• It helps in reducing complexity by hiding unnecessary details and only showing the essential parts.

• Abstract classes and interfaces are used to achieve abstraction in Java.

• Example: Abstract cl...read more
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Easy interview questions a a a

Q1. Tell me about yourself
Ans. 
I am a dedicated system engineer with a strong background in network infrastructure and troubleshooting.
• Experienced in designing and implementing network solutions

• Skilled in troubleshooting and resolving technical issues

• Proficient in various operating systems and programming languages

• Strong communication and teamwork skills

• Certified in relevant technologies such as Cisco or Microsoft
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Q2. About project explain everything
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Q1. What are critical Authorization objects in security
Ans. 
Critical Authorization objects are essential for controlling access to sensitive data and functions within SAP systems.
• S_USER_AUTH - User authorization object for user maintenance

• S_PROGRAM - Authorization object for executing programs

• S_TABU_DIS - Table maintenance authorization object

• S_TCODE - Transaction code authorization object

• S_RFC - Remote function call authorization object
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Easy aptitude test on general knowledge and maths and some coding questions

Q1. Tell me yourself
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Q2. Why you want to work with infosys
Ans. 
I want to work with Infosys because of its reputation for innovation, global presence, and opportunities for growth.
• Infosys is known for its cutting-edge technology solutions and innovation in the IT industry

• Infosys has a strong global presence with offices in multiple countries, providing opportunities for international exposure

• Infosys offers a conducive work environment and opportunities for career growth and develop...read more
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Q1. Can static method be overloaded?
Ans. 
Yes, static methods can be overloaded in Java.
• Static methods can be overloaded in Java by having multiple static methods in the same class with the same name but different parameters.

• The method signature (name + parameters) must be different for each overloaded static method.

• Example: public static void method(int x) and public static void method(String s) are overloaded static methods.
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Q2. What is difference between method reference and functional interface?
Ans. 
Method reference is a shorthand syntax for lambda expressions, while functional interface is an interface with a single abstract method.
• Method reference is used to refer to methods or constructors without invoking them, providing a more concise way to write lambda expressions.

• Functional interface is an interface that has only one abstract method, which can be implemented using lambda expressions or method references.

• Ex...read more
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Q1. Basics of ADF ADB
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Q2. Code on Palindrome
Ans. 
A palindrome is a word, phrase, number, or other sequence of characters that reads the same forward and backward.
• Check if the string is equal to its reverse to determine if it's a palindrome.

• Ignore spaces and punctuation when checking for palindromes.

• Convert the string to lowercase before checking for palindromes.

• Examples: 'racecar', 'A man, a plan, a canal, Panama'
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Q1. About current role
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