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GTT Communications Engineer 1 Interview Questions and Answers
GTT Communications Engineer 1 Interview Experiences
1 interview found
devyani gosavi
(1 Question)
- Q1. What is OSI model?
- Ans.
The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
The OSI model stands for Open Systems Interconnection model.
It helps in understanding how different networking protocols work together.
The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has specific functions and communicates w...
(1 Question)
- Q1. What is TCP/IP?
- Ans.
TCP/IP is a set of protocols that governs the way data is transmitted over the internet.
TCP/IP stands for Transmission Control Protocol/Internet Protocol.
It is a suite of communication protocols used to connect devices on the internet.
TCP ensures that data packets are delivered error-free and in sequence.
IP is responsible for routing packets to their destination.
Examples of TCP/IP protocols include HTTP, FTP, and SMTP.
Skills evaluated in this interview
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Interview questions from similar companies
Anonymous
I applied via campus placement at BRACT's Vishwakarma Institute of Information Technology, Pune and was interviewed in Oct 2024. There was 1 interview round.
(4 Questions)
- Q1. What is polymorphism
- Ans.
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
It enables a single interface to be used for different data types or classes.
Examples include method overloading and method overriding in object-oriented programming.
- Q2. Find missing number from nth number array.
- Ans.
Find missing number from nth number array.
Iterate through the array and calculate the sum of all numbers
Calculate the sum of numbers from 1 to n using the formula n*(n+1)/2
Subtract the sum of array from the sum of numbers from 1 to n to find the missing number
- Q3. Explain inheritance and it types
- Ans.
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
Inheritance allows a class to reuse code from another class.
Types of inheritance include single inheritance, where a class inherits from only one parent class, and multiple inheritance, where a class inherits from multiple parent classes.
Example: Class B inherits from Class A, so Class B can access
- Q4. Find 2nd max elements from aaray
- Ans.
Find 2nd max element from array of strings
Sort the array in descending order
Skip the first element (max element)
Return the second element
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Aryaka Networks
Aakash Raj
posted on 8 Oct 2024
(2 Questions)
- Q1. Data structure algorithm questions related to various scenarios
- Q2. DS Algo related questions which revolved around different scenarios
Sourabh Kamate
Selected
I applied via campus placement at RV College Of Engineering (RVCE) and was interviewed in Jul 2024. There were 2 interview rounds.
It includes two DSA questions and some aptitude questions
(3 Questions)
- Q1. Introduce yourself
- Q2. Give the maximum element at any point of time for after pop and push
- Q3. Reverse a string
Software Development Engineer 1 Interview Questions & Answers
Infinera
Mudit Bhugari
posted on 25 Sep 2024
Selected
I applied via Naukri.com and was interviewed in Mar 2024. There were 3 interview rounds.
(2 Questions)
- Q1. DSA based questions. Mostly on Trees, Linked List and sorting
- Q2. Object Oriented programming
(2 Questions)
- Q1. DSA based, medium level questions
- Q2. Operating System
(2 Questions)
- Q1. Basic behavioural questions
- Q2. Tell me one thing that you're proud of
- Ans.
I am proud of successfully leading a team to deliver a complex software project ahead of schedule.
Led a team to deliver a complex software project
Completed the project ahead of schedule
Received positive feedback from stakeholders
Interview Preparation Tips
Difficult online round
(2 Questions)
- Q1. Arrays from neetcode
- Ans.
Arrays are a collection of strings in programming used to store multiple values under a single variable name.
Arrays are declared using square brackets []
Each element in an array is accessed by its index, starting from 0
Example: var fruits = ['apple', 'banana', 'orange']
- Q2. Linked list from neetcode
(2 Questions)
- Q1. Trees in neet code
- Ans.
Trees in neet code refer to the implementation of tree data structures in coding challenges on the platform NeetCode.
Trees are a common data structure used in coding challenges to represent hierarchical relationships between data.
Common tree operations include traversal (inorder, preorder, postorder), insertion, deletion, and searching.
Examples of tree-related coding challenges on NeetCode include implementing a binary...
- Q2. Trees in leet code
- Ans.
Trees in leetcode are a common topic for coding interviews, involving various tree traversal and manipulation techniques.
Understand different tree traversal methods like inorder, preorder, and postorder.
Learn about common tree algorithms like finding the height, diameter, and lowest common ancestor.
Practice solving tree-related problems on leetcode to improve your skills.
Skills evaluated in this interview
(1 Question)
- Q1. Inheritance, Contructord, Polymorphism etc
(1 Question)
- Q1. Exception Handing, Datatypes, Unix, Sql
Selected
I applied via Referral and was interviewed in Mar 2024. There was 1 interview round.
(5 Questions)
- Q1. What are the network operator in india
- Ans.
Some of the major network operators in India are Airtel, Vodafone Idea, Reliance Jio, and BSNL.
Airtel is one of the largest telecom operators in India, offering services like mobile, broadband, and digital TV.
Vodafone Idea is a merger of Vodafone India and Idea Cellular, providing mobile services across the country.
Reliance Jio is known for its 4G network and affordable data plans, disrupting the telecom market in Indi...
- Q2. What is 2G,3G and 4G
- Ans.
2G, 3G, and 4G are generations of mobile network technology, each offering faster data speeds and improved capabilities.
2G refers to second-generation mobile networks, providing basic voice and text services.
3G is the third generation, offering faster data speeds for internet browsing and multimedia applications.
4G is the fourth generation, delivering even faster data speeds, lower latency, and support for advanced ser...
- Q3. What are the type of tower structure ,GBT,RTTANDRTP
- Ans.
GBT stands for Guyed Tower, RTT stands for Roof Top Tower, and RTP stands for Roof Top Pole.
GBT (Guyed Tower) is a type of tower structure supported by guy wires.
RTT (Roof Top Tower) is a tower structure installed on the roof of a building.
RTP (Roof Top Pole) is a pole structure installed on the roof of a building.
- Q4. Type of sim card
- Ans.
The type of SIM card refers to the physical size and shape of the SIM card, such as standard, micro, or nano.
Types of SIM cards include standard, micro, and nano sizes
Standard SIM cards are the largest, micro SIM cards are smaller, and nano SIM cards are the smallest
Different devices may require different types of SIM cards
- Q5. What is alpha, beta and gamma sector
- Ans.
Alpha, beta, and gamma sectors are divisions used in various industries to categorize different areas or components.
Alpha sector typically refers to the first or primary sector in a system or project
Beta sector usually represents the secondary or intermediate sector
Gamma sector often denotes the tertiary or final sector
These divisions can be used in project management, software development, manufacturing, etc.
Selected
I applied via Naukri.com and was interviewed in Dec 2023. There were 4 interview rounds.
App based Interview which ask about previous experience and some random technical questions like battery connection and SMPS
(1 Question)
- Q1. DG Operations Management maintenance, SMPS , Battery bank,VRLA batteries, Stress management.
(1 Question)
- Q1. Technical questions and confidence to be checked
(2 Questions)
- Q1. Privious salary
- Q2. Will you able to work in field
(1 Question)
- Q1. Os , CPP , bit manipulation
(1 Question)
- Q1. Os , threads,cpp, python
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