Kpn Promoters Interview Questions and Answers

Easy Level DS Questions - 30 mins

Q1. Cloud Services related questions
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Q2. ETL Based question
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A comprehensive coding test which included job role simulation.

Advanced Cloud Services questions

Q1. Introduce yourself
Ans. 
I am a Senior Software Developer with 8 years of experience in full-stack development, specializing in Java and Angular.
• 8 years of experience in full-stack development

• Specialize in Java and Angular

• Strong problem-solving skills

• Experience working in agile environments
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Q2. Why did you leave your last organisation
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Coding Test consists of 3 Problem Question (2 Logical questions and 1 SQL Query ) and Around 20 MCQS
Platform - CoderByte

30 Aptitude Question
3 Mail Writing Question

Q1. Explain 1st Problem Solved in Coding Test. Optimize it.
Ans. 
Solved a sorting problem by implementing quicksort algorithm.
• Implemented quicksort algorithm to efficiently sort the array.

• Used recursion to divide the array into smaller subarrays and sort them individually.

• Optimized the algorithm by choosing a pivot element strategically to minimize comparisons.
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Q2. Explain 2nd Problem Solved in Coding Test. I failed 1 test case in 1st round which was told to solve again.
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Q3. Explain 3rd Question based on SQL Query.
Ans. 
The 3rd question based on SQL query likely refers to a specific query or scenario related to SQL.
• Understand the context of the query being asked about

• Analyze the structure and purpose of the SQL query

• Explain the expected output or result of the query
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Q4. Write a code to Reverse Digits.
Ans. 
Code to reverse digits of a number
• Use modulo operator to extract the last digit of the number

• Multiply the result by 10 and add the next digit until all digits are reversed

• Handle negative numbers separately by converting to positive before reversing
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Q5. A problem question for solving a SQL Query.
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The Hiring team and the trial team is very supportive, and the trial assignment was challenging and enjoyable. At First round the assignment is for design the Ai chat to Human chat process, that was very challenging, and I think best lesson I get from the assignment. and 2nd assignment to design and case study of the helplama website and i give best from my side and the team was very supportive and the work environment also best.

Q1. Difference between wifi AC and Ax
Ans. 
Wifi AC is the 5th generation of wifi technology, while Wifi Ax is the 6th generation with improved speed and efficiency.
• Wifi AC operates on the 5 GHz band, while Wifi Ax operates on both 2.4 GHz and 5 GHz bands.

• Wifi Ax supports MU-MIMO (Multi-User, Multiple Input, Multiple Output) technology for better performance in crowded networks.

• Wifi Ax offers higher data rates and improved efficiency compared to Wifi AC.

• Wifi Ax ...read more
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Q2. What is called as DTIM?
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DTIM stands for Delivery Traffic Indication Message, used in Wi-Fi networks to inform clients about the presence of buffered broadcast and multicast frames.
• DTIM is a parameter in the Wi-Fi beacon frame that indicates to clients how often they should wake up to receive broadcast and multicast traffic.

• It helps in saving battery life for devices by allowing them to sleep for longer periods of time.

• Clients can set their po...read more
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Q1. What do you mean by SEO?
Ans. 
SEO stands for Search Engine Optimization, which is the practice of increasing the quantity and quality of traffic to your website through organic search engine results.
• SEO involves optimizing your website to improve its visibility on search engines like Google.

• It includes keyword research, on-page optimization, link building, and content creation.

• The goal of SEO is to drive more organic traffic to your website and imp...read more
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Q2. What do you mean by Domain and hosting.
Ans. 
Domain is the address of a website, hosting is the service that stores the website's files and makes it accessible online.
• Domain is the unique address of a website on the internet, like www.example.com

• Hosting is the service that stores the website's files and data on a server, making it accessible online

• Domain registration is the process of purchasing and owning a domain name

• Web hosting providers offer different types ...read more
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Q3. Tell me something about your self?
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Q4. What are the main SEO tools?
Ans. 
Some main SEO tools include Google Analytics, SEMrush, Ahrefs, Moz, and Screaming Frog.
• Google Analytics for tracking website traffic and user behavior

• SEMrush for keyword research and competitive analysis

• Ahrefs for backlink analysis and site auditing

• Moz for SEO insights and rank tracking

• Screaming Frog for website crawling and technical SEO analysis
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Q5. What is Google Adwords?
Ans. 
Google Adwords is an online advertising platform developed by Google, where advertisers pay to display brief advertisements, service offerings, product listings, video content, and generate mobile application installs within the Google ad network to web users.
• Online advertising platform by Google

• Advertisers pay to display ads

• Can display various types of ads like text, display, video, etc.

• Helps in reaching target audien
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Q6. What is Organic search?
Ans. 
Organic search refers to the unpaid search results generated by search engines based on relevance to the user's query.
• Organic search results are not influenced by paid advertising.

• Websites can improve their organic search rankings through search engine optimization (SEO) techniques.

• Examples of organic search results include links to websites, blogs, and articles that are deemed relevant to the user's search query.
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Q7. What do you mean by keywords?
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Keywords are specific words or phrases that describe the content of a webpage and are used in SEO to help search engines understand the topic of the page.
• Keywords are used to optimize a website's content for search engines.

• They help search engines match a webpage to relevant search queries.

• Examples of keywords include 'SEO tips', 'best digital marketing agency', 'how to increase website traffic'.
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Q8. What is keywords analysis?
Ans. 
Keywords analysis is the process of researching and identifying the most relevant keywords for a website to improve its search engine rankings.
• Keywords analysis involves identifying popular search terms related to a website's content.

• It helps in understanding what keywords users are searching for and how competitive those keywords are.

• Tools like Google Keyword Planner can be used for keywords analysis.

• The goal is to se...read more
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Q1. Securitisation and how it works.
Ans. 
Securitisation is the process of pooling various types of debt and selling them as securities to investors.
• Securitisation involves bundling together various types of debt, such as mortgages, auto loans, or credit card debt.

• These debts are then sold to a special purpose vehicle (SPV) which issues securities backed by the cash flows from the underlying assets.

• Investors purchase these securities and receive payments based...read more
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Q2. Financial Ratios and how they work and what is a good number to have.
Ans. 
Financial ratios are tools used to evaluate a company's financial performance and health.
• Financial ratios are calculated using data from a company's financial statements.

• They help investors and analysts assess a company's profitability, liquidity, efficiency, and solvency.

• A good number for a financial ratio can vary depending on the industry and company size.

• For example, a current ratio of 2 or higher is generally cons...read more
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Q3. Random number crunching based on some scenario that needs you to make assumptions and get an answer
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Q4. How an Excel function works. (Vlookup, Hlookup, Xlookup, IF/AND/OR)
Ans. 
Excel functions like Vlookup, Hlookup, Xlookup, IF/AND/OR are used for data lookup and logical operations.
• Vlookup: Searches for a value in the first column of a table and returns a value in the same row from a specified column.

• Hlookup: Similar to Vlookup but searches for a value in the first row of a table.

• Xlookup: A more versatile version of Vlookup and Hlookup that can search both vertically and horizontally.

• IF: Retu...read more
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Q1. Personal Questions.
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Q2. My expertise and proficiency of excel
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Q1. No questions. Was confirmed my job
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