TCS IT Business Analyst Interview Questions and Answers

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

• Acts as a barrier between a trusted internal network and untrusted external network

• Filters network traffic based on rules set by the administrator

• Can be hardware-based or software-based

• Examples include Cisco ASA, Palo Alto Networks, and Windows Firewall

Routing is the process of selecting a path for network traffic to travel from source to destination.

• Routing involves determining the best path for data packets to travel through a network.

• Routers are devices that use routing algorithms to make decisions on where to send data packets.

• Routing protocols like OSPF and BGP are used to exchange routing information between routers.

• Routing can be based on various factors such ...read more

The job roles and responsibilities of an IT Business Analyst involve analyzing business processes, identifying needs, and translating them into IT solutions.

• Analyze business processes to identify areas for improvement

• Gather and document business requirements from stakeholders

• Translate business needs into IT solutions

• Collaborate with IT teams to implement solutions

• Conduct testing and quality assurance to ensure solution