Velocis Systems Interview Questions and Answers

Q1. What is port security & how to manage.?
Ans. 
Port security is a feature that restricts access to a network switch port based on the MAC address of the device connected to it.
• Port security limits the number of MAC addresses allowed on a port.

• It can be configured to shut down the port if unauthorized devices are detected.

• Port security can be managed through configuration on the network switch.

• Examples of port security management include setting maximum number of al...read more
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Q2. What is LAN & WAN…?
Ans. 
LAN stands for Local Area Network, used for connecting devices within a limited area. WAN stands for Wide Area Network, used for connecting devices over a large geographical area.
• LAN is typically used in homes, schools, and small businesses.

• WAN is used to connect multiple LANs over a larger area, such as connecting offices in different cities.

• LAN has higher data transfer speeds compared to WAN.

• LAN is usually owned, con...read more
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Q3. Different bitbeen BGP & MPLS..?
Ans. 
BGP is a routing protocol used to exchange routing information between different autonomous systems, while MPLS is a technology used to direct data packets through a network using labels.
• BGP (Border Gateway Protocol) is a path vector protocol used to exchange routing information between different autonomous systems.

• MPLS (Multiprotocol Label Switching) is a technology used to direct data packets through a network using ...read more
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Q4. How to manage Network issue…?
Ans. 
Network issues can be managed by identifying the problem, troubleshooting, implementing solutions, and monitoring for future issues.
• Identify the root cause of the network issue

• Troubleshoot the problem using network diagnostic tools

• Implement solutions such as reconfiguring network settings or replacing faulty hardware

• Monitor the network for any recurring issues
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Q5. How to communication to ISP…?
Ans. 
Communication with ISP involves establishing a connection and troubleshooting network issues.
• Contact ISP's technical support for assistance

• Provide relevant information such as account details and network configurations

• Use tools like ping and traceroute to diagnose connectivity problems

• Escalate issues if necessary to ensure timely resolution
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Q6. How to check network strength…?
Ans. 
Network strength can be checked using various tools and techniques.
• Use network monitoring tools like Ping, Traceroute, and SNMP to check network performance.

• Check signal strength and quality for wireless networks using tools like NetSpot or inSSIDer.

• Analyze network traffic and bandwidth usage to identify any bottlenecks or issues.

• Perform speed tests using websites like Speedtest.net to measure download and upload speed...read more
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Q1. STLC BUG LIFE CYCLE
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Q2. TESTING TYPES TECHNIQUES
Ans. 
Testing types techniques include black box testing, white box testing, unit testing, integration testing, system testing, acceptance testing, and regression testing.
• Black box testing focuses on the functionality of the software without looking at its internal code.

• White box testing examines the internal code structure and logic of the software.

• Unit testing involves testing individual units or components of the software...read more
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Q1. What is your Java script
Ans. 
JavaScript is a programming language commonly used for web development.
• JavaScript is a high-level, interpreted programming language.

• It is used to make web pages interactive and dynamic.

• JavaScript can be used for client-side and server-side development.

• Commonly used frameworks/libraries include React, Angular, and Node.js.
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Q2. What is sql cte
Ans. 
SQL CTE stands for Common Table Expressions, which is a temporary result set that can be referenced within a SELECT, INSERT, UPDATE, or DELETE statement.
• CTEs are defined using the WITH keyword in SQL.

• They help improve readability and maintainability of complex queries.

• CTEs can be recursive, allowing for hierarchical data querying.

• Example: WITH cte AS (SELECT * FROM table_name) SELECT * FROM cte;
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Q1. Personal information
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Q2. Last company working setup
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Open office layout with shared workstations and collaborative team spaces.
• Open office layout with no private offices

• Shared workstations for team members

• Collaborative team spaces for meetings and brainstorming sessions
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Find the frequency of the given String

Q1. Design patterns
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Q2. Runnable and Callable
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Q3. Union and Union All
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Q4. String and String buffer
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Q1. Oops concept and details
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Q2. Question from your completed projects
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Q1. Current job role
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Q2. Are you a quick learner?
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