RNGPlay Interview Questions and Answers

Q1. Write a sql query
Ans. 
SQL query to retrieve employee names and their salaries from a table
• Use SELECT statement to retrieve data

• Specify the columns you want to retrieve (employee names and salaries)

• Specify the table name where the data is stored
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Q2. Formula of vlookup
Ans. 
VLOOKUP is a function in Excel used to search for a value in a table and return a corresponding value.
• VLOOKUP searches for a value in the first column of a table and returns a value in the same row from a specified column.

• The formula syntax is =VLOOKUP(lookup_value, table_array, col_index_num, [range_lookup]).

• Example: =VLOOKUP(A2, B2:D10, 3, FALSE) will search for the value in cell A2 in the range B2:D10 and return the...read more
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Q1. Introducing about myself
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Q2. Total years work of xperience
Ans. 
I have 8 years of experience in sales, with a proven track record of exceeding targets and building strong client relationships.
• 8 years of sales experience

• Consistent track record of exceeding targets

• Strong client relationship building skills
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Q3. CCTC and ECTC, Notice period, Location
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1 hour, oops concept,machine learning, python, sql

30 minutes, python , c++ basic programs

Q1. Promises in javascript
Ans. 
Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
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Q1. Resume based questions
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Q2. Event loop in nodejs
Ans. 
Event loop in Node.js manages asynchronous operations by executing callback functions when certain events occur.
• Event loop is responsible for handling I/O operations, timers, and callbacks in Node.js

• It allows Node.js to perform non-blocking operations efficiently

• Event loop continuously checks the event queue for new events to execute
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Q3. Javascript es6 questions
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Q1. Can you provide information about yourself and your professional background?
Ans. 
I have over 10 years of experience in sales, with a proven track record of exceeding targets and building strong client relationships.
• 10+ years of sales experience

• Consistent track record of exceeding targets

• Strong client relationship building skills
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Q2. What interests you in joining MyOperator, and how do you envision your role progressing in the company over the next few years?
Ans. 
I am interested in joining MyOperator because of its innovative technology and strong market presence. I envision my role evolving to take on more leadership responsibilities and contribute to the company's growth.
• I am attracted to MyOperator's cutting-edge technology and reputation in the market.

• I see myself growing within the company by taking on leadership roles and contributing to its success.

• I am excited about the...read more
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Round duration - 90 Minutes
Round difficulty - Medium

The first round was scheduled in the evening time.
First of all interviewer introduced himself and after my introduction 
He directly shoot first DSA question. The question was easy but conceptual. I have solved some question with same concept and he ask me to share the screen and code in online compiler. Finally I was able to get correct output with all the use cases and I was like "Half work done!"
Then he asked me very core concepts of JavaScript along with that Some Output based questions.
Then finally he asked me theory questions on React along with my experience in React. 
The interviewer was very helpful as well as polite. I don't think if he will not help me during interview I could crack the interview

Q1. 
Is the Sentence a Pangram?
Ninja is relocating to a place called NinjaGram, and for school admission, he is required to identify if a given sentence is a pangram. Your task is to assist Ninja in determini...read more
Ans. 
Yes, the sentence is a pangram if it includes every letter of the English alphabet at least once.
• Check if the sentence contains all 26 letters of the English alphabet.

• Convert the sentence to lowercase to simplify the checking process.

• Use a set to keep track of the letters present in the sentence.

• Iterate through the sentence and add each unique letter to the set.

• After iterating, check if the set contains all 26 letters.
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