DXC Technology Network Engineer Interview Questions, Process, and Tips

Q1. What is DNS please explain
Ans. 
DNS stands for Domain Name System, which translates domain names to IP addresses.
• DNS is like a phone book for the internet, translating human-readable domain names (like google.com) to IP addresses (like 172.217.3.206).

• It helps users access websites by typing in easy-to-remember domain names instead of complex IP addresses.

• DNS servers store records of domain names and their corresponding IP addresses, allowing for effi...read more
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Q2. What is DHCP please explain
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DHCP stands for Dynamic Host Configuration Protocol, used to automatically assign IP addresses to devices on a network.
• DHCP eliminates the need for manual IP address configuration on each device

• It assigns IP addresses dynamically, allowing for efficient use of available addresses

• DHCP servers lease IP addresses to devices for a specific period of time

• DHCP also provides other network configuration information, such as su...read more
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Q1. Technical vs no tech
Ans. 
Technical skills are essential for a Network Engineer, but soft skills are also important for effective communication and teamwork.
• Technical skills are necessary for configuring and troubleshooting network devices.

• Soft skills like communication, teamwork, and problem-solving are crucial for working effectively with colleagues and clients.

• Balancing technical expertise with interpersonal skills is key to success in the r...read more
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Q2. Dhcp vs dns gdp vs rdp frp vs 30nd
Ans. 
DHCP is a protocol used to assign IP addresses dynamically to devices on a network, while DNS is a system that translates domain names to IP addresses.
• DHCP assigns IP addresses to devices on a network dynamically

• DNS translates domain names to IP addresses

• RDP (Remote Desktop Protocol) allows users to remotely connect to a computer

• FRP (Fiberglass Reinforced Plastic) is a material used in construction

• 30nd does not seem to
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Q1. Linux server decommissioning
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Q2. How to break root's password
Ans. 
Breaking root's password is unethical and illegal. It is important to prioritize security and follow proper protocols.
• It is unethical and illegal to break root's password without proper authorization.

• Always follow security protocols and guidelines set by the organization.

• If you suspect a security breach or unauthorized access, report it to the appropriate authorities.

• Focus on implementing strong security measures to pr...read more
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Q1. Introduction 🤣
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Q2. Tell me your weakness ? 🤣
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Q1. What is VRRP ?
Ans. 
VRRP stands for Virtual Router Redundancy Protocol, used to provide high availability for routers by creating a virtual IP address.
• VRRP allows multiple routers to work together in a group, with one router acting as the master and others as backups.

• If the master router fails, one of the backup routers takes over the virtual IP address to ensure continuous network connectivity.

• VRRP uses a priority value to determine whic...read more
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Q2. Why do we create VLAN?
Ans. 
VLANs are created to segment network traffic, improve network performance, enhance security, and simplify network management.
• Segment network traffic to improve performance and reduce congestion

• Enhance security by isolating sensitive data or devices

• Simplify network management by grouping devices logically

• Allow for easier troubleshooting and maintenance

• Enable better control over broadcast domains

• Example: Creating separat
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Q3. How do we configure FAILOVER via static Route?
Ans. 
Configuring FAILOVER via static Route involves setting up multiple routes with different priorities.
• Create multiple static routes with different next-hop IP addresses

• Assign different administrative distances to each static route

• Configure IP SLA to track the primary route and switch to the secondary route if the primary route fails
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