Infosys System Engineer Hardware Interview Questions, Process, and Tips

Hack with infy contest

Hack with infy contest

Q1. Whether a this __ number is a prime number?
Ans. 
A prime number is a number greater than 1 that can only be divided by 1 and itself.
• A prime number has exactly two distinct positive divisors: 1 and itself.

• Examples of prime numbers include 2, 3, 5, 7, 11, 13, 17, etc.

• To determine if a number is prime, check if it is divisible by any number other than 1 and itself.
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Q1. What is an Array in C?
Ans. 
An array in C is a collection of similar data types stored in contiguous memory locations.
• Arrays are declared using square brackets []

• Elements in an array can be accessed using their index number

• Arrays can be initialized during declaration

• Arrays can be passed as arguments to functions

• Example: int arr[5] = {1, 2, 3, 4, 5};

• Example: printf("%d", arr[2]); // Output: 3
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Q2. WHAT IS A Pointer IN C?
Ans. 
A pointer in C is a variable that stores the memory address of another variable.
• Pointers are used to manipulate data directly in memory.

• They can be used to pass data between functions efficiently.

• Pointers can be used to dynamically allocate memory.

• Example: int *ptr; ptr = # *ptr = 10; // num now equals 10
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Q1. Coding challenge using strings and arrays and about previous company and work I have done and reason to join infosys
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Q1. What are your salary expectations?
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Q2. Location or DC I want to join
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They ask Quantitative aptitude for basic numeracy, Logical reasoning to determine logical thinking and Verbal reasoning to test comprehension skills of the candidate. They also ask some Pseudo code questions which is basic coding questions.

Q1. It is different for everyone but for freshers it mainly focuses on any one programming language and having some OOPS knowledge.
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