Capgemini TAC Engineer Interview Questions and Answers for Experienced

Regarding technical questions

Q1. Asking for IP and networking
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Q2. What is the VPN
Ans. 
VPN stands for Virtual Private Network. It is a secure and encrypted connection between two devices over the internet.
• VPN allows remote access to a private network over the internet

• It provides security and privacy by encrypting the data transmitted over the network

• VPN can be used to bypass geographical restrictions and access content not available in your region

• Examples of VPN include OpenVPN, Cisco AnyConnect, and Nor
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Q3. What is the server name
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The server name is not specified. Can you please provide more context?
• The question needs more information to provide a specific answer.

• The server name could refer to a specific server in a network or a domain name.

• Without additional context, it is impossible to provide a meaningful answer.
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Q4. Asking for priorities
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Q1. Asking for salary
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Q1. Tell me about Yourself Tell me about NTT What is networking What is router 7layer of OSI model
Ans. 
I am a network enthusiast with a passion for learning and problem-solving. NTT is a global technology services company. Networking involves connecting devices to share information. A router is a device that forwards data packets between computer networks. The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
• NTT is a leading global technolog...read more
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Q1. Tell me about yourself Tell me about company What is LAN WAN MAN what is networking
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General mathematics calculation are in appititude test

Q1. Networking related questions test
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Last 2 round test selected students are talking one topic in rounded table. This is GD round

Q1. HR discuss about the salary details and work locations
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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.

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
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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
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Q3. Brief questions on all technologies and technical terms.
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Q1. No questions. Only HR discussions.
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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...read more
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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...read more
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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 ...read more
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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...read more
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Q1. Introduce yourself in brief
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Q2. Why you wanna switch your career to IT
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Q1. Scenario based question
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Q2. Routing switching protocols
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Q1. Tell me about youself
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Q2. What are you future perspectives
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Q1. What is your Salary expectation
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