Cognizant Interview Questions, Process, and Tips

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...read more

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...read more

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...read more

There are multiple ways to call server side code from client side, including AJAX, WebSockets, and REST API calls.

• AJAX

• WebSockets

• REST API calls

To create a new request type in ITSM, follow these steps.

• Navigate to the Service Catalog in the ITSM module.

• Click on 'Create New' to start creating a new request type.

• Fill in the necessary details such as name, description, and category.

• Define the workflow for the request type, including approval processes and assignment rules.

• Test the new request type to ensure it functions correctly.

• Publish the request type for users...read more

Restrict characters for 'Investment' field in incident table to 500 characters using UI policy.

• Create a UI policy on the incident table

• Add a condition to check the length of the 'Investment' field

• Set the UI policy action to display an error message if the character limit is exceeded

GFST submit is used to submit a GlideFormState object in ServiceNow.

• GFST submit is used to save the current state of a form in ServiceNow.

• It is commonly used in client-side scripts to save form data without refreshing the page.

• GFST submit can be used to trigger business rules and workflows upon form submission.

Yes, 'IT Service Manager' role description and short description should be visible.

• Role description should clearly outline the responsibilities and requirements of the IT Service Manager position

• Short description should provide a brief overview of the role to attract potential candidates

• Both descriptions should be easily accessible on the job posting or company website

Client scripts in ServiceNow are used to automate processes on the client side.

• onChange

• onLoad

• onSubmit

Client script runs before UI Policy due to the order of execution in ServiceNow.

• Client script runs before UI Policy because it is executed on the client side before the form is submitted.

• UI Policy runs after Client script as it is applied after the form is submitted.

• Client script is used for field-level validation and manipulation, while UI Policy is used for controlling field visibility and mandatory fields.

Business rules in ServiceNow can be categorized as before, after, async, and synchronous. After business rules run after a record is inserted or updated, while async business rules run in the background.

• Types of business rules in ServiceNow: before, after, async, synchronous

• After business rules run after a record is inserted or updated

• Async business rules run in the background without blocking the user interface

• Differe...read more

Yes, the order of Business rules can be changed.

• Yes, the order of Business rules can be changed by adjusting the order in which they are executed in the Business rule list.

• This can be done by changing the 'Order' field value in the Business rule record.

• Business rules with lower 'Order' values will be executed before those with higher 'Order' values.

• Changing the order of Business rules can impact the overall behavior an

The isolate checkbox is used to prevent a script from running in the global scope.

• Prevents variables and functions from being accessed globally

• Helps in avoiding conflicts with other scripts

• Useful when developing complex applications with multiple scripts

xml() and xml() wait are both used in ServiceNow to parse XML data, but xml() wait is used for asynchronous parsing.

• xml() is used for synchronous parsing of XML data in ServiceNow

• xml.wait() is used for asynchronous parsing of XML data in ServiceNow

• xml() is blocking, while xml.wait() allows other operations to continue while parsing XML data

Update 'Investment' field in incident table from Standard to SMA for all records

• Create a script to update the 'Investment' field in incident table for all records

• Use a loop to iterate through each record and update the 'Investment' field value from Standard to SMA

Yes, we can use 'previous' in Business rule to access the previous value of a field.

• Use 'previous' keyword in a Business rule to access the previous value of a field

• Can be helpful in comparing current and previous values for triggering actions

• Example: gs.info('Previous value: ' + current.previous.value)

get reference is used to retrieve a reference to a record in another table

• Used to establish relationships between records in different tables

• Allows for easy access to related information

• Can be used in scripts to retrieve data from related records

I am a Senior Automation Test Engineer with 5+ years of experience in designing and implementing automated testing frameworks.

• 5+ years of experience in automation testing

• Proficient in designing and implementing automated testing frameworks

• Strong knowledge of testing tools like Selenium, Appium, and JUnit

• Experience in creating test scripts and executing test cases

• Ability to analyze test results and identify defects

The syntax for using driver.findElement in Selenium is driver.findElement(By locator)

• Use driver.findElement(By locator) to locate a single element on the web page

• Specify the locator strategy (e.g. By.id, By.name, By.xpath) to identify the element

• Example: WebElement element = driver.findElement(By.id("username"));

Different types of assertions and syntax for hard assertion in TestNG

• Types of assertions: Hard assertions and Soft assertions

• Syntax for hard assertion in TestNG: Assert.assertEquals(expected, actual)

Types of wait mechanisms include implicit wait, explicit wait, fluent wait, and thread.sleep.

• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException.

• Explicit wait: Waits for a certain condition to occur before proceeding further.

• Fluent wait: Waits for a condition to be true with a specified polling frequency.

• Thread.sleep: Pauses the execution for a specified amount of time.

Frames in Selenium can be managed using switchTo() method to navigate between frames.

• Use driver.switchTo().frame() method to switch to a frame by index, name or WebElement

• Use driver.switchTo().defaultContent() method to switch back to the main content

• Use driver.switchTo().parentFrame() method to switch to the parent frame

Use a Set data structure to remove duplicates from an array of strings.

• Create a Set from the array to automatically remove duplicates

• Convert the Set back to an array to get the unique values

List, Set, and Map are different types of collections in Java used to store and manipulate groups of objects.

• List is an ordered collection that allows duplicate elements. Example: ArrayList, LinkedList

• Set is a collection that does not allow duplicate elements. Example: HashSet, TreeSet

• Map is a collection of key-value pairs where each key is unique. Example: HashMap, TreeMap

I would analyze the user stories and application functionality to identify the root cause of the mismatch and work towards resolving it.

• Review the user stories and application functionality to understand the discrepancies

• Communicate with stakeholders to clarify requirements and expectations

• Update test cases and automation scripts to align with the corrected user stories

• Collaborate with developers to address any underly

I have over 5 years of experience in automation testing, with a focus on creating and executing test scripts for web applications.

• Developing automation test scripts using tools like Selenium and TestNG

• Creating test plans and test cases based on requirements

• Executing test cases and reporting defects

• Collaborating with developers and QA team to ensure quality of the product

• Participating in Agile ceremonies such as sprint

Demonstrating feature file step definitions with different sets of data in a previous project scenario

• Create a feature file with a scenario outline that includes placeholders for different sets of data

• Write step definitions that use the placeholders to run the scenario with different data sets

• Use data tables or examples in the feature file to provide the different sets of data

• Run the scenario with different data sets t...read more

To count URLs in an HTML page using Selenium and open the URL containing your name, you can use a combination of Selenium WebDriver methods and regular expressions.

• Use Selenium WebDriver to navigate to the HTML page and retrieve its source code

• Use regular expressions to identify and count the URLs in the source code

• Iterate through the list of URLs to find the one containing your name

• Use Selenium WebDriver to open the U

Use regular expressions to separate letters and digits from a string in Java.

• Use the String class's split() method with a regular expression to separate letters and digits.

• Create a regular expression pattern that matches either letters or digits.

• Store the separated letters and digits in separate arrays.

Various data sources such as databases, APIs, files, and streaming services are used for data ingestion and processing.

• Databases (e.g. MySQL, PostgreSQL)

• APIs (e.g. RESTful APIs)

• Files (e.g. CSV, JSON)

• Streaming services (e.g. Kafka, Pub/Sub)

Partitioning is dividing data into smaller chunks for efficient storage and retrieval, while clustering is organizing data within those partitions based on a specific column.

• Partitioning is done at the storage level to distribute data across multiple nodes for better performance.

• Clustering is done at the query level to physically group data based on a specific column, improving query performance.

• Example: Partitioning b...read more

Using bq commands to create a table and load a CSV file in Google BigQuery

• Use 'bq mk' command to create a new table in BigQuery

• Use 'bq load' command to load a CSV file into the created table

• Specify schema and source format when creating the table

• Specify source format and destination table when loading the CSV file

• Example: bq mk --table dataset.table_name schema.json

• Example: bq load --source_format=CSV dataset.table_nam

Use 'bq show' command to display the schema of a table in BigQuery.

• Use 'bq show' command followed by the dataset and table name to display the schema.

• The schema includes the column names, data types, and mode (nullable or required).

• Example: bq show project_id:dataset.table_name

Leaf nodes are the bottom nodes in a tree structure, while columnar storage stores data in columns rather than rows.

• Leaf nodes are the end nodes in a tree structure, containing actual data or pointers to data.

• Columnar storage stores data in columns rather than rows, allowing for faster query performance on specific columns.

• Columnar storage is commonly used in data warehouses and analytics databases.

• Leaf nodes are impor...read more

BigQuery does not have fixed slots, it dynamically allocates resources based on the query requirements.

• BigQuery does not have a fixed number of slots like traditional databases.

• It dynamically allocates resources based on the query requirements.

• The number of slots available for a query can vary depending on the complexity and size of the query.

• BigQuery's serverless architecture allows it to scale automatically to handle

I am a detail-oriented BPS Analyst with a strong background in data analysis and process improvement.

• Experienced in analyzing complex data sets to identify trends and opportunities for improvement

• Skilled in developing and implementing process improvements to increase efficiency and accuracy

• Proficient in using data analysis tools such as Excel, SQL, and Tableau

• Strong communication skills to collaborate with cross-functi

I possess strong analytical skills, attention to detail, and experience with data analysis tools.

• Strong analytical skills

• Attention to detail

• Experience with data analysis tools

I possess strong analytical skills, attention to detail, and proficiency in data analysis tools.

• Strong analytical skills - able to interpret complex data and make informed decisions

• Attention to detail - ensuring accuracy in data analysis and reporting

• Proficiency in data analysis tools - experience with Excel, SQL, and Tableau

My hobbies include playing guitar, hiking, and cooking.

• Playing guitar: I enjoy learning new songs and practicing different techniques.

• Hiking: I love exploring nature trails and challenging myself with long hikes.

• Cooking: I like experimenting with new recipes and creating delicious meals for friends and family.