NatWest Group Interview Questions, Process, and Tips

Q1. 1. Questions related to AWS, Java, react and sql
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Q2. 2. Behavioral questions
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Q1. Re location an some background related questions
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Q1. Java, Selenium Technical questions.
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Q2. Java collections Oops concepts Abstract vs Interface
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Q3. Array concepts String functions
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Q1. Java, Selenium Java syntex
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Java String programs
Selenium Scripts

Q1. Package discussion
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Q1. Tell me about a time you were successful
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Q2. Promptly responded by giving my personal experiences with company values
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Cognitive test, maths and verbal reasoning

Ask string based question, manipulate string. Java interface, abstraction
Selenium related question, waits, java script executor, multiple window handling, alerts.

Q1. Second round was for performance testing, jmeter related questions, memory cpu relating monitoring question, heap size
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Q2. What tool you are using for monitering your Performance testing
Ans. 
We use JMeter for monitoring performance testing.
• We use JMeter to simulate load on our system and monitor its performance.

• JMeter provides various performance metrics like response time, throughput, and error rate.

• We analyze the results from JMeter to identify bottlenecks and optimize performance.

• JMeter allows us to create and execute performance test scripts for different scenarios.
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Q3. What is heap memory
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Heap memory is a region of a computer's memory that is used for dynamic memory allocation.
• Heap memory is managed by the programmer and is not automatically cleaned up like stack memory.

• It is used for storing objects and data structures that need to be allocated and deallocated at runtime.

• Common functions for heap memory management include malloc(), calloc(), realloc(), and free().
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Q4. Diffrence between server side and client side teating
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Server side testing is done on the server side of an application to ensure its functionality, performance, and security, while client side testing is done on the client side to validate the user interface and user experience.
• Server side testing focuses on backend functionality such as database interactions, server APIs, and server performance.

• Client side testing focuses on frontend functionality such as user interface ...read more
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Q5. Response code of creation
Ans. 
Response code of creation refers to the HTTP status code that indicates a successful creation of a resource.
• The response code of creation is typically 201 (Created)

• It is used when a new resource is successfully created on the server

• Other possible response codes for creation include 202 (Accepted) and 204 (No Content)
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Q1. How to find difference between two dates?
Ans. 
To find the difference between two dates, subtract the earlier date from the later date.
• Subtract the earlier date from the later date

• Use a date library or built-in functions to perform the subtraction

• Consider time zones and daylight saving time if applicable
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Q2. How to use gather stats?
Ans. 
Gather stats is used to collect statistics about database objects in order to optimize query performance.
• Gather stats is a command in database management systems like Oracle and PostgreSQL.

• It collects information about the distribution of data in tables and indexes.

• This information helps the query optimizer to generate efficient execution plans.

• Gather stats can be used on individual tables, indexes, or the entire datab...read more
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Q3. How to reverse a string in Unix?
Ans. 
To reverse a string in Unix, you can use the 'rev' command.
• Use the 'rev' command followed by the string you want to reverse.

• The 'rev' command reads the input from right to left and outputs it in reverse order.

• The 'rev' command can be used with pipes to reverse the output of other commands.
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