_VOIS Interview Questions, Process, and Tips

I have the interview on campus . So the first round was Group discussion. We were given a topic to speak on 5 minutes each . And students clearing this round were qualified for next round.

Q1. In technical round we were asked questions based on Basics of programing OOPS and some intuition for coding questions
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Q2. Basic pillars of oops
Ans. 
The basic pillars of OOPs are Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and showing only the necessary feat
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Q3. How to sort an array
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To sort an array of strings, use a sorting algorithm like bubble sort or quicksort.
• Use a sorting algorithm like bubble sort, quicksort, or merge sort to rearrange the strings in the array in ascending or descending order.

• For example, in bubble sort, compare adjacent strings and swap them if they are in the wrong order until the array is sorted.

• In quicksort, choose a pivot string, partition the array into two subarrays ...read more
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Q4. Sort an array without using an other array inline
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Sort an array of strings without using an additional array inline
• Use a sorting algorithm like bubble sort, selection sort, or insertion sort to rearrange the elements within the same array

• Compare adjacent elements and swap them if they are in the wrong order

• Repeat the process until the array is sorted
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Q1. Basic company briefing
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Q1. Sap cpi useS for integration with SAP.
Ans. 
SAP CPI is used for integrating SAP systems with other cloud and on-premise applications.
• SAP CPI (Cloud Platform Integration) is a cloud-based integration platform that enables integration between SAP systems and other cloud/on-premise applications.

• It provides pre-built connectors for various applications such as Salesforce, Workday, and SuccessFactors.

• SAP CPI also supports various integration patterns such as point-to...read more
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Q2. Sap APIM use cases for integrating SF.
Ans. 
SAP APIM can be used to integrate SF for various use cases.
• SAP APIM can be used to integrate SF for HR processes such as employee onboarding, offboarding, and performance management.

• It can also be used for finance processes such as invoice processing and payment management.

• SAP APIM can help in integrating SF with other systems such as CRM and supply chain management.

• It can also be used for data synchronization between ...read more
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Q3. Sap APIM policies to increase security.
Ans. 
SAP APIM policies can increase security by enforcing authentication, authorization, and encryption.
• Use OAuth 2.0 or API Key authentication to ensure only authorized users can access APIs

• Implement rate limiting to prevent API abuse and DDoS attacks

• Encrypt sensitive data in transit using SSL/TLS

• Use API Gateway to monitor and log API traffic for suspicious activity

• Implement content validation to prevent injection attacks
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Q1. How many attributes are in BGP?
Ans. 
There are four main attributes in BGP.
• BGP attributes include AS_PATH, NEXT_HOP, ORIGIN, and LOCAL_PREF.

• AS_PATH shows the path the route has taken through autonomous systems.

• NEXT_HOP specifies the next hop IP address for the route.

• ORIGIN indicates how the route was originated (IGP, EGP, or Incomplete).

• LOCAL_PREF is used to influence outbound traffic from a BGP router.
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Q2. What types of area available in OSPF?
Ans. 
Areas in OSPF include backbone area, standard area, and stub area.
• Backbone area (Area 0) is the central area connecting all other areas.

• Standard area (Area 1-49) is a regular area with full routing information.

• Stub area (Area 51-255) is an area with limited routing information, using default routes.

• Not-so-stubby area (NSSA) is a type of stub area that allows external routes to be imported.
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Q3. What is type of VTP and explain each?
Ans. 
VTP stands for VLAN Trunking Protocol, which is used to manage VLAN configurations across a network.
• VTP version 1: Allows VLAN configuration changes to be made only on the VTP server and then propagated to other switches in the VTP domain.

• VTP version 2: Adds support for token ring VLANs and allows the VTP server to synchronize its VLAN database with other VTP servers.

• VTP version 3: Enhances security by introducing the ...read more
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Q4. Explain OSI referal model
Ans. 
The OSI (Open Systems Interconnection) model is a conceptual framework used to understand how different networking protocols work together.
• The OSI model has 7 layers, each responsible for a specific function in data communication.

• Layers include Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer interacts with the layer above and below it, passing data and control information.

• For ...read more
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Q1. Salary expected
Ans. 
My expected salary is negotiable and dependent on the responsibilities and opportunities offered by the position.
• My expected salary is based on industry standards and the level of seniority of the position.

• I am open to discussing salary expectations during the interview process.

• I am looking for a competitive salary package that reflects my experience and skills.

• I am also interested in exploring additional benefits and ...read more
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Q2. Notice period
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Q1. What is ospf and bgp its attributes
Ans. 
OSPF and BGP are routing protocols used in computer networks to determine the best path for data to travel.
• OSPF (Open Shortest Path First) is an interior gateway protocol used to route IP packets within a single autonomous system. It uses link-state routing (LSR) and Dijkstra's algorithm to determine the shortest path between two nodes.

• BGP (Border Gateway Protocol) is an exterior gateway protocol used to route data bet...read more
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Q2. How the BGP protocal work
Ans. 
BGP is a routing protocol used to exchange routing information between different autonomous systems (AS) on the internet.
• BGP uses TCP as its transport protocol

• BGP routers exchange network reachability information with other BGP routers

• BGP selects the best path for each destination based on a set of attributes

• BGP can be used for both IPv4 and IPv6 routing

• BGP is used by internet service providers (ISPs) to connect their
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Q1. Technical scenarios question
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Q2. How do u tell us about management
Ans. 
Management involves overseeing and coordinating activities to achieve organizational goals.
• Management involves planning, organizing, and controlling resources.

• Managers set goals, allocate resources, and make decisions to achieve those goals.

• They also monitor progress, provide guidance, and evaluate performance.

• Effective communication and leadership skills are essential for successful management.

• Examples of management r...read more
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Q3. If any issue come how to find root cause of that issue what steps u will do to resolve it
Ans. 
To find the root cause of an issue, I would follow a systematic approach that involves analyzing logs, checking configurations, and performing tests.
• Review logs and error messages to identify any patterns or anomalies

• Check configurations and settings to ensure they are correct and up-to-date

• Perform tests to isolate the issue and verify potential solutions

• Collaborate with team members and stakeholders to gather addition...read more
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Q4. Why do u want to join us
Ans. 
I am excited to join your team because of your reputation for innovation and excellence in networking.
• I have been following your company's progress and am impressed with the cutting-edge solutions you have developed.

• I am eager to work with a team of skilled professionals who share my passion for networking.

• I believe that joining your team will provide me with the opportunity to grow and develop my skills as a Senior Ne...read more
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Q5. You are working in ISP and suppose you are in customers place and and your internet was down since more than 3 to 4 hrs what will yo do
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Q6. Now you are tell if your internet not working and there LAN/WAN connection is working properly also your ip configured properly no any dhcp issue no any DNS regarding issue Vlan also tagged properly what w...read more
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Q1. About previous experience
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Q1. About KPI parameter scenario questions previous exp
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Q1. Swiftui learning
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Q2. Swift questions
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Q1. Salary negotiations
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