PhonePe Interview Questions, Process, and Tips

Abstract Topic, driven around discussion

Q1. Why sales despite having workex in tech before
Ans. 
Transitioning to sales to broaden skill set and explore new opportunities.
• Seeking to develop strong interpersonal and communication skills

• Interested in exploring different aspects of business and gaining a well-rounded experience

• Believe sales experience will complement technical background and enhance overall career growth
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Q1. Sales marketing fild sales executive
Ans. 
5 yers and marketing executive
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Q2. Sales marketing fild work
Ans. 
Qr and box banking account opne
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Q3. Sales marketing and banking
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Q4. Banking online work
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Q5. Computer operator bilig marketing
Ans. 
Paytam and phonepe google prey
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Had some basic SQL, Networking and Linux multiple choice questions along with two paragraphs at the end

Q1. Linux Command to List CPU's in the system
Ans. 
Command to list CPUs in Linux system
• Use the 'lscpu' command to list detailed information about CPUs

• Use the 'nproc' command to display the number of processing units available

• Use the 'cat /proc/cpuinfo' command to view information about each CPU core
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Q2. How to copy contents of a file to another file?
Ans. 
To copy contents of a file to another file, you can use file handling methods in programming languages.
• Open the source file in read mode and the destination file in write mode

• Read the contents of the source file and write them to the destination file

• Close both files after the copying process is complete
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Q3. How to rename a file
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To rename a file, use the 'mv' command in the terminal or use a file manager with a rename option.
• In the terminal, use the 'mv' command followed by the current file name and the new file name.

• Example: mv oldfile.txt newfile.txt

• In a file manager, right-click on the file and select the 'Rename' option.

• Enter the new file name and press Enter.
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Q4. Why I used specific technologies in my Projects
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Q5. Command to check free disk space
Ans. 
Command to check free disk space
• Use the 'df' command to check free disk space

• The '-h' option displays the output in human-readable format

• The '-T' option shows the filesystem type

• The '-x' option excludes specific filesystem types

• The '-t' option filters the output based on filesystem type
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Q1. Explain OSI Model
Ans. 
The OSI Model is a conceptual framework that standardizes the functions of a communication system into seven layers.
• The OSI Model stands for Open Systems Interconnection Model.

• It was developed by the International Organization for Standardization (ISO) in 1984.

• The model is divided into seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has a specific function and in...read more
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Q2. Difference between NoSQL and SQL
Ans. 
NoSQL is a non-relational database that provides flexible schema and horizontal scalability, while SQL is a relational database with structured schema and vertical scalability.
• NoSQL databases are schema-less and can handle unstructured data.

• SQL databases use structured query language and have predefined schemas.

• NoSQL databases are horizontally scalable, allowing for easy distribution of data across multiple servers.

• SQL...read more
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Q3. Command to check free memory space
Ans. 
Command to check free memory space
• Use the 'free' command to check free memory space

• The 'free' command displays the total, used, and free memory space in the system

• It also shows the amount of memory used for buffers and cache

• The 'free' command can be used with options like '-h' for human-readable output
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Q4. Copy files to a remote machine
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To copy files to a remote machine, use a file transfer protocol like SCP or SFTP.
• Use SCP (Secure Copy) command to copy files between local and remote machines

• Example: scp /path/to/local/file username@remote:/path/to/destination

• Use SFTP (Secure File Transfer Protocol) for interactive file transfers

• Example: sftp username@remote, then use put command to upload files
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Q1. Explain different joins
Ans. 
Different joins are used in SQL to combine rows from two or more tables based on a related column between them.
• Inner Join: Returns rows when there is at least one match in both tables.

• Left Join (or Left Outer Join): Returns all rows from the left table and the matched rows from the right table.

• Right Join (or Right Outer Join): Returns all rows from the right table and the matched rows from the left table.

• Full Join (or ...read more
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Q2. Grouping questions
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Q1. Row number related
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Q2. Different types of risk
Ans. 
Different types of risk include market risk, credit risk, operational risk, and liquidity risk.
• Market risk: the risk of financial loss due to changes in market conditions

• Credit risk: the risk of loss due to a borrower not repaying a loan or debt

• Operational risk: the risk of loss due to internal processes, people, and systems

• Liquidity risk: the risk of not being able to meet financial obligations due to lack of liquid a
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Q1. Metrics to track risk
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Key metrics to track risk include volatility, value at risk, stress testing, and correlation analysis.
• Volatility: Measure of the dispersion of returns for a given security or market index.

• Value at Risk (VaR): Estimate of potential loss on an investment over a specific time period.

• Stress testing: Assessing the impact of extreme events on a portfolio or financial system.

• Correlation analysis: Examining the relationship be...read more
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Q2. Situation based questions
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