NICE Associate Software Engineer Interview Questions and Answers

Q1. Write a code of binary search
Ans. 
Binary search is an efficient algorithm for finding an item from a sorted list of items.
• Requires a sorted array to function correctly.

• Divides the search interval in half with each iteration.

• Time complexity is O(log n), making it faster than linear search.

• Example: Searching for '5' in [1, 2, 3, 4, 5, 6] results in index 4.
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Q2. What is pagging in Operating system
Ans. 
Paging is a memory management scheme that eliminates the need for contiguous allocation of physical memory.
• Divides memory into fixed-size blocks called pages.

• Pages are mapped to physical memory frames, allowing non-contiguous allocation.

• Improves memory utilization and reduces fragmentation.

• Example: A process with 4 pages can be loaded into any 4 available frames in memory.

• Paging allows for virtual memory, enabling proc...read more
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Basic questions on core subject

One coding question with 5 marks

Q1. Self intro brief discussion on projects questions related to projects core subject questions like digitial electronics basic python questions coding questions like palindrome
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Q1. Encapsulation inheritance oops etc
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Q2. Bitwise operations
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Basic questions asked in the aptitude round coding was tough

Q1. Tell me about inheritance?
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Allows a class to inherit attributes and methods from another class

• Promotes code reusability and reduces redundancy

• Supports the concept of parent and child classes

• Derived class can override methods from the base class

• Example: Class 'Car' can inherit from class 'Vehicle'
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Q2. Tell me about friendly function?
Ans. 
A friendly function is a function that is not a member of a class but has access to the private and protected members of the class.
• A friendly function is declared with the keyword 'friend' in the class that it is granting access to.

• It can access private and protected members of the class it is declared as a friend of.

• It is not a member of the class itself, but can be defined outside of the class.

• Example: class A { priv
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MCQ and essay writing

Q1. What are Oops concepts ?
Ans. 
Oops concepts are the principles of Object Oriented Programming, including Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementatio...read more
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Q2. What is join and types of join?
Ans. 
Join is used to combine rows from two or more tables based on a related column between them.
• Types of joins include inner join, outer join (left, right, full), cross join, self join.

• Inner join returns rows when there is at least one match in both tables.

• Outer join returns all rows from one table and matching rows from the other table.

• Cross join returns the Cartesian product of the two tables.

• Self join is used to join a
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Q1. Tell be about yourself
Ans. 
I am a recent graduate with a degree in Computer Science and a passion for software development.
• Recent graduate with a degree in Computer Science

• Passionate about software development

• Experience with programming languages like Java and Python
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Q2. What are your hobbies
Ans. 
My hobbies include playing guitar, hiking, and reading science fiction novels.
• Playing guitar: I enjoy learning new songs and practicing different techniques.

• Hiking: I love exploring nature trails and challenging myself with long hikes.

• Reading science fiction novels: I find it fascinating to immerse myself in futuristic worlds and imaginative stories.
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Q1. Questions based on selected track.
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The programming languages available for coding were determined by the chosen track (AI-ML in my case), which included Python and Java. Two coding challenges centered on array and string manipulation, with difficulty levels categorized as easy and medium.

Q1. Total of 13 questions. No interviewer. AI based Interview. Questions included Technical questions , a coding question and HR questions as well.
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Quant, verbal, logical

Q1. C,c++, string , array
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Q2. Duplicate remove
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Q3. Print 1st 10 prime number
Ans. 
Print the first 10 prime numbers
• Start with 2 as the first prime number

• Use a loop to check for prime numbers

• Keep track of the count of prime numbers found
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Q1. Personal question
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Q2. Situation you had faced during projects
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