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Cognizant
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Cognizant Trainee Network Engineer Interview Questions, Process, and Tips
Cognizant Trainee Network Engineer Interview Experiences
1 interview found
I applied via Superset and was interviewed in Apr 2022. There were 3 interview rounds.
(4 Questions)
- Q1. What is network and tell me about oso layers
- Ans.
A network is a group of interconnected devices that communicate with each other. OSI layers are a model for understanding network communication.
OSI layers are a conceptual model for understanding how data is transmitted over a network.
There are seven layers in the OSI model, each with a specific function.
The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer communica...
- Q2. What is TCP?why it is important
- Ans.
TCP is a protocol used for reliable transmission of data over networks.
TCP stands for Transmission Control Protocol.
It is a connection-oriented protocol that ensures reliable delivery of data packets.
TCP uses a three-way handshake to establish a connection between two devices.
It provides flow control, congestion control, and error detection and correction mechanisms.
TCP is used for applications that require reliable da...
- Q3. Diffrence between ipv4 and ipv6
- Ans.
IPv4 uses 32-bit addresses while IPv6 uses 128-bit addresses.
IPv4 allows for approximately 4.3 billion unique addresses while IPv6 allows for approximately 340 undecillion unique addresses.
IPv6 includes built-in security features such as IPsec while IPv4 requires additional security protocols.
IPv6 also includes features such as stateless address autoconfiguration and multicast addressing.
IPv4 headers are 20 bytes long ...
- Q4. Explain diffrent types of network? Give practical examples
- Ans.
There are several types of networks, including LAN, WAN, MAN, WLAN, and VPN.
LAN (Local Area Network) - a network that connects devices within a small area, such as a home or office.
WAN (Wide Area Network) - a network that connects devices across a large geographical area, such as the internet.
MAN (Metropolitan Area Network) - a network that connects devices within a city or metropolitan area.
WLAN (Wireless Local Area N...
(2 Questions)
- Q1. Introduce yourself in brief
- Q2. Why you wanna switch your career to IT
Interview Preparation Tips
Skills evaluated in this interview
Saint-Gobain
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I applied via Walk-in and was interviewed in Jun 2022. There was 1 interview round.
(3 Questions)
- Q1. Tell me about yourself?
- Ans. Good Afternoon sir/Mam First of all,thank you for giving me this opportunity to introduce myself My name is Navya jyothi. I am pursuing Degree with computer science from Krishna university in Sri Srinivasa Degree college vuyyuru. I had completed my Intermediate from Sri Srinivasa Junior college vuyyuru in the year 2019. I had completed my Schooling fromZpHigh school,tadanki in the year 2017. I belong to middle class f...
- Q2. What is important to you:the money or the work?
- Ans. "I would say that work is more important.If we work and archive compant goals then obviously money would follow. I believe work to be prior".
- Q3. What are your salary expectations?
- Ans. As I am fresher,I just accept the salary offered by you. So that i applying for this job.
Interview Preparation Tips
Pump yourself up and stay positive.
Interview Questionnaire
1 Question
- Q1. I was asked about L1 level support job. But I was already an employee of Infosys.
Selected
I applied via Walk-in and was interviewed before May 2022. There were 3 interview rounds.
(1 Question)
- Q1. What is osi layer
- Ans.
OSI (Open Systems Interconnection) layer is a conceptual model that describes the communication functions of a telecommunication or computing system.
OSI model has 7 layers, each with a specific function
Each layer communicates with the layer above and below it
Layers are numbered from 1 to 7, with 1 being the physical layer and 7 being the application layer
Examples of layers include physical layer, data link layer, netwo...
(1 Question)
- Q1. Tell me about yourself
Skills evaluated in this interview
Senior Software Engineer Interview Questions & Answers
Tech Mahindra
Anonymous
posted on 14 May 2022
I applied via Naukri.com and was interviewed before May 2021. There was 1 interview round.
(1 Question)
- Q1. Discuss 4 case study related to supply chain management.
Interview Preparation Tips
- Supply Chain Management
I applied via Walk-in and was interviewed before Apr 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. What is Excel what is vlookup what is your strength and weakness
Interview Preparation Tips
I was interviewed before Sep 2020.
(1 Question)
Round duration - 140 minutes
Round difficulty - Medium
Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.
- Q1.
Sum of Two Numbers Represented as Arrays
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...
- Ans.
Given two numbers represented as arrays, calculate their sum and return the result as an array.
Iterate through the arrays from right to left, adding digits and carrying over if necessary
Handle cases where one array is longer than the other by considering the remaining digits
Ensure the final sum array does not have any leading zeros
Round duration - 20 minutes
Round difficulty - Easy
The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.
Round duration - 8 minutes
Round difficulty - Easy
This round was conducted right after finishing and clearing the technical round at the same place and on the same day.
Interview Preparation Tips
Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.
Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jul 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. SOLID principals, oops, c# basics, SQL server, azure, design pattern
Interview Preparation Tips
I applied via Job Portal and was interviewed before Apr 2021. There was 1 interview round.
(1 Question)
- Q1. Solid principles in c#
- Ans.
Solid principles are a set of design principles for writing maintainable and scalable code in C#.
Single Responsibility Principle (SRP) - a class should have only one reason to change
Open/Closed Principle (OCP) - a class should be open for extension but closed for modification
Liskov Substitution Principle (LSP) - derived classes should be substitutable for their base classes
Interface Segregation Principle (ISP) - client...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Apr 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. Basic questions only ... regarding job and experience
Interview Preparation Tips
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