TCS Labview Developer Interview Questions and Answers

Q1. Explain the technical part and Implementation project and Enchancements and abap core and tcode?
Ans. 
Technical aspects of SAP ABAP development including implementation projects, enhancements, ABAP core, and transaction codes.
• Implementation projects involve customizing SAP systems to meet specific business requirements.

• Enhancements are modifications made to standard SAP programs to add new functionality.

• ABAP core refers to the basic programming language used in SAP development.

• Transaction codes are shortcuts to access ...read more
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Q2. What is the workflow and real time secanrio based question on abap?
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Q3. Transapent and views and pool models ?
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Q1. Basics of abap tables and alv model?
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Q2. Abap reports and program on employee? and tc codes on function modules and oops concepts also.
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Q1. What is idocs and bapi
Ans. 
IDocs are data containers used for exchanging data between SAP systems, while BAPIs are standardized interfaces for accessing SAP functions.
• IDocs (Intermediate Documents) are used for exchanging data between SAP systems or between SAP and non-SAP systems.

• IDocs contain data in a structured format and are used for communication in a distributed environment.

• BAPIs (Business Application Programming Interfaces) are standardi...read more
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Q1. Basic technical knowledge question
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Q2. Android related questions
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Q1. Communication skill
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Q2. Salary regarding questions
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Easy aptitude english and logical reasoning.

Q1. Tell me About yourself
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Q2. Swift advantages and disadvantages
Ans. 
Swift is a powerful and modern programming language for iOS development, but it has its own set of advantages and disadvantages.
• Advantages: faster performance, safer code with optionals, easier to read and write code, interoperability with Objective-C

• Disadvantages: steep learning curve for beginners, limited community support compared to other languages like Java or Python
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Q1. Salary expectation and current salary
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Q1. Lifecycle of the Activity
Ans. 
The lifecycle of an Activity in Android refers to the series of states an Activity goes through from creation to destruction.
• An Activity goes through states like onCreate, onStart, onResume, onPause, onStop, onDestroy, etc.

• Each state has specific methods that can be overridden to perform actions at that state.

• For example, onCreate is called when the Activity is first created, onResume is called when the Activity is bro
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Q2. Push notification
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Q3. About the project mentioned in the resume
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Q1. Difference between commit( ) and apply( ) in SharedPreferences?
Ans. 
commit() writes the changes synchronously, apply() writes the changes asynchronously.
• commit() returns a boolean value indicating success or failure, while apply() does not.

• commit() writes the changes immediately to the disk, while apply() writes the changes to the memory first and then to the disk asynchronously.

• apply() is faster than commit() as it writes the changes in the background thread.

• Use commit() when you need...read more
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Q2. Difference between Alpha and Beta testing?
Ans. 
Alpha testing is done by internal teams before release, while beta testing is done by external users after alpha testing.
• Alpha testing is done by internal teams to identify bugs and issues before releasing the software to the public.

• Beta testing is done by external users who are not part of the development team to gather feedback and identify any remaining issues.

• Alpha testing is usually done in a controlled environmen...read more
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Q3. What is Product Flavour?
Ans. 
Product Flavour is a feature in Android development that allows you to create different versions of your app with different configurations.
• Product Flavours are used to create different versions of an app for different purposes or target audiences.

• Each Product Flavour can have its own unique code, resources, and configurations.

• Product Flavours are defined in the build.gradle file of an Android project.

• Examples of Produc...read more
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Q4. Can we use Activity without XML?
Ans. 
Yes, we can use Activity without XML by programmatically creating the UI elements.
• Activities can be created and managed entirely in code without using XML layouts.

• UI elements can be added to the activity using Java code.

• This approach is useful for creating dynamic UIs or for cases where XML layouts are not suitable.
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Q5. Can we downgrade the app from PlayStore?
Ans. 
Yes, users can downgrade an app from PlayStore by uninstalling the current version and installing an older version manually.
• Users can uninstall the current version of the app from their device.

• They can then search for the older version of the app APK file online or use a backup they may have.

• After downloading the older version APK, they can manually install it on their device.
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My profile was shortlisted through Naukri and then received a call from HR asking whether I was interested. Once I confirmed my availability for the role, they sent a test link on that day itself. The test was taken on the same day I received the call, as I received 5 calls from Accenture asking for the progress of the test within 5 hours. The coding round had MCQ questions mostly based on core ABAP, and then HANA with a difficulty range between moderate and difficult. I assume that the test is not a qualifying round in nature.

Q1. The technical interview was the worst interview I ever had! I joined the interview link 15 minutes before the interview. The interviewer joined just 4 or 5 minutes before (4.25 PM) the actual interview sch...read more
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Q1. Diff b/w diff and guard
Ans. 
diff is used to compare two collections and return the differences, while guard is used for early exit in a function if a condition is not met.
• diff is a method used in Swift to compare two collections and return the differences.

• guard is a keyword used in Swift to provide an early exit from a function if a condition is not met.

• Example: let array1 = [1, 2, 3, 4], array2 = [3, 4, 5, 6]; let result = array1.diff(array2) //...read more
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Q2. What is GCD and Multitreadung
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GCD stands for Grand Central Dispatch, a technology used in iOS for managing concurrent operations. Multithreading is the ability of a CPU to execute multiple threads concurrently.
• GCD is used for managing tasks asynchronously and efficiently utilizing system resources.

• Multithreading allows multiple tasks to run concurrently, improving performance and responsiveness of an application.

• Example: Using GCD to download image...read more
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