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I applied via Walk-in and was interviewed before Oct 2019. There were 4 interview rounds.
Telecom sources refer to the data sources used by telecommunication companies to collect Call Detail Records (CDRs) for billing and analysis purposes.
Telecom sources are used to collect CDRs for billing and analysis purposes
CDRs obtained from telecom sources include information such as call duration, call time, caller ID, and call location
Examples of telecom sources include mobile network operators, landline service pr
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I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before Feb 2020. There were 6 interview rounds.
I applied via Company Website and was interviewed before Feb 2020. There was 1 interview round.
I applied via Campus Placement and was interviewed in Oct 2020. There were 4 interview rounds.
Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.
Start from the first element and compare it with the next element
If the next element is smaller, swap them
Repeat this process for all elements in the array
Continue this process until no more swaps are needed
A program to print all prime numbers
Take input from user for range of numbers
Loop through the range and check if each number is prime
Print the prime numbers
Hashmap is a data structure that stores key-value pairs and allows constant time access to values based on their keys.
Hashmap uses a hash function to map keys to indices in an array.
Collisions can occur when multiple keys map to the same index, which can be resolved using techniques like chaining or open addressing.
Examples of hashmap implementations include Java's HashMap class and Python's dict type.
Inheritance is a mechanism in object-oriented programming where a new class is created by inheriting properties of an existing class.
Inheritance allows code reuse and promotes code organization.
The existing class is called the parent or superclass, and the new class is called the child or subclass.
The child class inherits all the properties and methods of the parent class and can also add new properties and methods.
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I applied via Walk-in and was interviewed in Mar 2021. There was 1 interview round.
I applied via Recruitment Consulltant and was interviewed before Apr 2021. There were 3 interview rounds.
Standard Aptitude questions
Based on strings and array
I applied via Company Website and was interviewed in Dec 2020. There was 1 interview round.
Some of the top questions asked at the Subex Product Engineer interview -
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