Wipro PARI Automation Engineer Interview Questions and Answers

Hackrank question based on array and srng

Q1. Coding round based on dsa'
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Above Average Coding test with some basic and some advanced questions

Q1. Selenium Framework explanation Hardware & Software Integration Computer Networks Basics SCADA & PLC systems in short AGILE Scrum methodology JAVA
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Q2. How many hooks are there in the cucumber Framework
Ans. 
There are 23 hooks in the Cucumber Framework.
• Hooks are used to perform actions before or after scenarios or steps.

• There are 7 types of hooks in Cucumber: Before, After, BeforeStep, AfterStep, BeforeAll, AfterAll, and Around.

• Examples of hook usage include setting up test data, closing browser sessions, and logging test results.
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Q1. What is the difference in driver. Navigate and driver.get
Ans. 
driver.navigate() loads a new web page while driver.get() loads a web page for the first time.
• driver.get() loads a web page for the first time

• driver.navigate() loads a new web page without closing the current one

• driver.navigate() can also go back and forward in the browser history

• driver.get() and driver.navigate() both accept a URL as a parameter
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Q2. What comes first Grooming or sprint planning?
Ans. 
Grooming comes before sprint planning.
• Grooming is the process of refining the product backlog items and making them ready for sprint planning.

• Sprint planning is the process of selecting the backlog items for the upcoming sprint and creating a plan for their implementation.

• Grooming helps in identifying dependencies, clarifying requirements, and estimating the effort required for each backlog item.

• Sprint planning builds ...read more
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Q3. How to pass username & password to the system?
Ans. 
Username & password can be passed to the system through various methods such as environment variables, configuration files, or user input.
• Environment variables can be set and accessed through code

• Configuration files can be read and parsed to retrieve login credentials

• User input can be accepted through a GUI or command line interface

• Encryption and secure storage should be used to protect sensitive information
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Q4. How do you automate Non-SQL Database systems?
Ans. 
Non-SQL databases can be automated using programming languages and APIs.
• Use programming languages like Python, Java, or Ruby to automate non-SQL databases.

• Use APIs provided by the database vendor to automate database operations.

• Create scripts to automate repetitive tasks like data backups, data migration, and data synchronization.

• Use tools like Apache NiFi, Talend, or Pentaho to automate data integration and processing...read more
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Q1. About Software knowledge.
Ans. Basic knowledge of CCW, FACTORY TALK VIEW AND FLEXI SOFT
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Q1. Notice period,Current CTC and expectations etc
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My name is Amarendra Pratap Singh Yadav

Q1. Pannel wiring,PLC,SCADA, HMI
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Q2. SCADA full name Supervisory Controller And Data Acquisition
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Q3. HMI full name HMI is a hardware and software device
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Q1. Types of communication protocols
Ans. 
Communication protocols are rules and standards for data exchange between devices.
• TCP/IP

• HTTP

• FTP

• SMTP

• Modbus
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Q2. Difference between Sink vs source
Ans. 
Sink is a destination where data is sent, while source is where data originates from.
• Sink receives data, while source sends data

• Sink is typically the end point in a data flow, while source is the starting point

• Examples: Sink - Database, Source - Sensor
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