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Infosys Trainee Network Engineer Interview Questions and Answers for Experienced
Infosys Trainee Network Engineer Interview Experiences for Experienced
1 interview found
Anonymous
Interview Questionnaire
1 Question
- Q1. I was asked about L1 level support job. But I was already an employee of Infosys.
What people are saying about Infosys
Interview questions from similar companies
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
Selected
I was interviewed in Aug 2023.
(6 Questions)
- Q1. Technical questions
- Q2. Sellery discussion
- Q3. Knowledge of networking
- Q4. Knowledge of networking ccna
- Q5. Routing and switching knowledge
- Q6. Basic networking questions
(2 Questions)
- Q1. What can I do
- Q2. Simple way discussion
Anant Varshney
(2 Questions)
- Q1. How arp generate and its packet flow across the network?
- Ans.
ARP generates and sends packets to map IP addresses to MAC addresses in a network.
ARP request is broadcasted to all devices on the network
The device with the matching IP address responds with its MAC address
ARP table is updated with the IP-MAC mapping
ARP packets have source and destination MAC addresses, IP addresses, and ARP operation code
- Q2. What is CSMA/CD, and how does this thing work in real life, give an example.
- Ans.
CSMA/CD stands for Carrier Sense Multiple Access with Collision Detection. It is a network protocol used in Ethernet networks to avoid data collisions.
CSMA/CD is used in Ethernet networks to regulate access to the network medium.
Before sending data, a device using CSMA/CD listens to the network to check if it is busy.
If the network is clear, the device sends the data. If a collision is detected, the device stops transm...
Skills evaluated in this interview
(2 Questions)
- Q1. Question related to retention
- Q2. Question related to aspirations
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed in Dec 2022. There were 3 interview rounds.
(2 Questions)
- Q1. Must Hsrp, access list, stp and routing protocols
- Q2. Switching protocol, GRE tunnel, ipsec tunnel, Cisco WLC
(1 Question)
- Q1. Bgp, vtp , vlan, DHCP
Interview Preparation Tips
Selected
I applied via Naukri.com and was interviewed in Feb 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Tcp udp three way handshake
- Q2. Dns dhcp file share smb
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Nov 2022. There were 5 interview rounds.
General mathematics calculation are in appititude test
(1 Question)
- Q1. Networking related questions test
Last 2 round test selected students are talking one topic in rounded table. This is GD round
(1 Question)
- Q1. HR discuss about the salary details and work locations
Interview Preparation Tips
- Whatever their domain they learnenough
Mihir Shah
I applied via Approached by Company and was interviewed in Apr 2022. There were 4 interview rounds.
The interview was very good as they asked me my experiences(good & bad) from the day I am professional. How to handle the situations when a senior person makes a mistake. What are the ways of learning that you prefer.
(3 Questions)
- Q1. Which tools have I worked for.
- Ans.
I have worked with a variety of tools as a Network Engineer.
Cisco Packet Tracer
Wireshark
SolarWinds Network Performance Monitor
Nmap
GNS3
Ping
Traceroute
- Q2. Which technologies I've worked on.
- Ans.
I have worked on a variety of technologies as a Network Engineer.
Cisco networking equipment
Routing and switching protocols (e.g. OSPF, BGP)
Firewalls and security appliances (e.g. Cisco ASA, Palo Alto)
Network monitoring and management tools (e.g. SolarWinds, Wireshark)
Virtualization technologies (e.g. VMware, Hyper-V)
Load balancers (e.g. F5, Citrix NetScaler)
Wireless networking (e.g. Cisco Meraki, Aruba)
Network troubles
- Q3. Brief questions on all technologies and technical terms.
(1 Question)
- Q1. No questions. Only HR discussions.
Interview Preparation Tips
- Cloud
- Security
- Routing
- Switching
- DNS
- DHCP
- Bgp
- MPLS
- VPN
- L2/L3 protocols
- TCP/IP
Join the call before 5 Minutes ans make sure you have backup for joining the call if anything wrong happens during the call, means incidents like power cut, broadband down, etc.
(2 Questions)
- Q1. Mpls l3 vpn ,ospf bgp stp ethernet ccnp layer 3 devices Sdwan
- Q2. Etherchannel ,vtp l2 vpn deep , python use in network
Interview Preparation Tips
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