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I was interviewed in Feb 2025.
I am a UiPath Developer with experience in automating various business processes.
Developed automation solutions using UiPath for data entry tasks
Integrated UiPath robots with APIs to automate data retrieval and processing
Worked on projects to automate invoice processing and report generation
Implemented error handling mechanisms and logging in UiPath workflows
ReFramework is a template in UiPath for building robust, scalable, and reusable automation projects.
ReFramework is a template that includes Dispatcher and Performer components for handling transactions.
Dispatcher is responsible for reading input data and adding it to a queue.
Performer processes items from the queue, performs the necessary actions, and updates the status of each transaction.
DataTable transaction approac...
Execute query is used to retrieve data from a database, while execute non-query is used to perform operations that do not return data.
Execute query is used for SELECT statements to retrieve data from a database.
Execute non-query is used for INSERT, UPDATE, DELETE statements that do not return data.
Execute query returns a result set, while execute non-query returns the number of rows affected.
Examples: Execute query - S...
Switch statement is used for multiple conditions, while if-else statement is used for binary conditions.
Switch statement is more efficient when there are multiple conditions to check.
If-else statement is more flexible as it can handle complex conditions.
Switch statement uses 'case' and 'break' keywords, while if-else statement uses 'if', 'else if', and 'else'.
Datatable is used to store and manipulate data in UiPath. Connection string is used to establish a connection to a database.
Datatable is a structured data type used to store information in rows and columns.
You can use activities like 'Build Data Table' to create a new datatable or 'Read Range' to read data from an Excel file into a datatable.
Connection string is a string that contains information about how to connect t...
I applied via LinkedIn and was interviewed in Jun 2024. There was 1 interview round.
Config file's datatype may be changed to accommodate new requirements or improve performance.
To support additional data types or structures
To enhance performance by using a more efficient data type
To improve readability and maintainability of the config file
To align with changes in the application architecture
For better integration with other systems or tools
The conversion is happening in the UiPath platform where data is transformed from one format to another.
Conversion is happening in the UiPath workflow using activities like 'Read Range' and 'Write Range' for Excel files.
Data can be converted from PDF to text using OCR activities.
Transformation of data types can be done using variables and expressions in UiPath.
I applied via Naukri.com and was interviewed in Jul 2020. There were 4 interview rounds.
I applied via Job Portal and was interviewed before Apr 2021. There was 1 interview round.
Solid principles are a set of design principles for writing maintainable and scalable code in C#.
Single Responsibility Principle (SRP) - a class should have only one reason to change
Open/Closed Principle (OCP) - a class should be open for extension but closed for modification
Liskov Substitution Principle (LSP) - derived classes should be substitutable for their base classes
Interface Segregation Principle (ISP) - client...
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Company Website and was interviewed in Oct 2018. There was 0 interview round.
I applied via Naukri.com and was interviewed before Oct 2019. There were 3 interview rounds.
I applied via LinkedIn and was interviewed before Dec 2020. There was 1 interview round.
C++ is an extension of C with object-oriented programming features.
C++ supports object-oriented programming while C does not.
C++ has classes and templates while C does not.
C++ has better support for function overloading and default arguments.
C++ has a standard library that includes many useful functions.
C++ allows for both procedural and object-oriented programming.
C++ is generally considered to be a more complex langu
Some of the top questions asked at the Cognizant Uipath Developer interview -
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