Tata Communications Transformation Services Interview Questions, Process, and Tips

Q1. Network diagram
Ans. 
A network diagram is a visual representation of a computer network's topology and connections.
• Shows how devices are connected in a network

• Helps in troubleshooting network issues

• Can be used to plan network upgrades or expansions
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Network related questions

Q1. What is salary expectation?
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Q2. Document verification
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Q1. OSI LAYERS, continued with Job description.
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Q2. TCP/IP, Almost all from JD
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Online voice and English speaking test

Discussed with my interest for this field and how can I implement my skill in this company.

General aptitude questions

Current gd topics like younster nowdays, social media, current politics

Q1. About fibers, transmission, data speed, network troubleshootings, sla
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Q1. In hand ctc and expected ctc
Ans. 
Hand CTC refers to current salary package while Expected CTC refers to desired salary package.
• Hand CTC is the current salary package of the candidate

• Expected CTC is the desired salary package the candidate is looking for

• Candidates usually mention their hand CTC and expected CTC in job interviews
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Q1. Do you know how firewall works
Ans. 
Firewall acts as a barrier between a trusted internal network and untrusted external network, controlling incoming and outgoing traffic based on predetermined security rules.
• Firewall filters network traffic based on rules set by administrators

• It can block or allow traffic based on IP addresses, ports, protocols, etc.

• Firewalls can be hardware-based or software-based

• Examples include Cisco ASA, Palo Alto Networks, and pfS
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