iBall Software Developer Interview Questions and Answers

It was nice contents 3 questions

It contents 2 dsa questions

Q1. Project related
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Q2. Dsa questions and oops concept
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C programming Linux operating system

Q1. What is 3x2 array
Ans. 
A 3x2 array is a two-dimensional array with 3 rows and 2 columns.
• A 3x2 array can be represented as [['a', 'b'], ['c', 'd'], ['e', 'f']]

• Each element in the array is accessed using two indices, one for the row and one for the column

• Arrays are commonly used in programming to store and manipulate data
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Q2. What is mmu in linux
Ans. 
MMU stands for Memory Management Unit in Linux, responsible for translating virtual memory addresses to physical memory addresses.
• MMU is a hardware component that is responsible for managing the translation of virtual memory addresses to physical memory addresses.

• It helps in providing memory protection and isolation between different processes running on the system.

• MMU plays a crucial role in virtual memory management,...read more
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Q1. No question asked
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Q2. No question asked here
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DSA Based - Graph, Trees

Q1. Trie Implementation
Ans. 
Trie is a tree data structure used for efficient retrieval of key-value pairs.
• Trie is also known as prefix tree.

• Each node in a trie represents a single character of a key.

• Trie is commonly used in autocomplete and spell checking algorithms.

• Example: Inserting 'apple' and 'app' into a trie would result in a structure where 'app' is a prefix of 'apple'.
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Q2. LRU Implementation
Ans. 
LRU (Least Recently Used) is a cache eviction policy that removes the least recently used items first.
• LRU cache stores key-value pairs with a maximum capacity.

• When the cache is full, the least recently used item is removed to make space for new items.

• Each time a key is accessed, it is moved to the front of the cache to indicate it was recently used.
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About ai
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1 hour test with basics aptitude

Coding round with basics java

Q1. HR round for self intro and experiance of projects
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Still I hv to attend

Q1. I came here to know what all are the questions were asked
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Q2. I don't know, am here to search questions to to tell
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Basic aptitude questions

Q1. Tell me about ur projects
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Q2. Oops concept and theory based questions
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Q1. Tell me about ur self
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Q2. About location and relocate
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