Infosys Software Engineering Specialist Interview Questions and Answers

Q1. All about object oriented programming
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General Aptitude test, logical and reasoning

Q1. Technical Cover all basics of cpp, os, network, small output based program
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Q2. What is pointer
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A pointer is a variable that stores the memory address of another variable.
• Pointers are used to indirectly access and manipulate data in memory.

• They are commonly used in programming languages like C and C++.

• Example: int *ptr; // declares a pointer to an integer variable
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Q3. OSI layers and full form
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OSI (Open Systems Interconnection) model consists of 7 layers, each responsible for different functions in network communication.
• Physical layer - deals with physical connection of devices (e.g. cables)

• Data link layer - responsible for error detection and correction (e.g. Ethernet)

• Network layer - handles routing and addressing (e.g. IP)

• Transport layer - ensures reliable data transfer (e.g. TCP)

• Session layer - manages se...read more
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Q4. Cpp programs, types of memory allocation
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Cpp programs can use static, stack, or heap memory allocation for variables and objects.
• Static memory allocation is done at compile time and is used for variables declared outside functions.

• Stack memory allocation is done at runtime and is used for variables declared inside functions.

• Heap memory allocation is done at runtime and is used for dynamic memory allocation using new and delete operators.
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Q1. General HR interview questions, strength weakness, available to relocation etc
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3 questions were asked again, 1 easy 1 medium-difficult and 1 difficult.

Q1. Resume based interview. Followed by DSA based coding questions.
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Q2. Some standard hr questions were there too.
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