ONE BCG Interview Questions and Answers

Q1. What is reverse charge mechanism?
Ans. 
Reverse charge mechanism is a system where the recipient of the goods or services is liable to pay the tax instead of the supplier.
• Under reverse charge mechanism, the recipient of the goods or services is responsible for paying the tax to the government instead of the supplier.

• This mechanism is commonly used in B2B transactions where the recipient is a registered business entity.

• It helps in preventing tax evasion and e...read more
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Q2. What are different TDS Rates and their Sections?
Ans. 
TDS rates vary based on the type of income and are governed by different sections of the Income Tax Act.
• TDS rate for salary income is as per the individual's tax slab

• TDS rate for interest income is usually 10%

• TDS rate for rent income is 10% if the annual rent exceeds Rs. 2.4 lakhs

• TDS rate for professional fees is 10%

• TDS rate for commission income is 5%
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Q1. Puzzless and gueestimates
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Q1. General questions about oops and sql
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Q2. Oops and sql questions
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Q1. Tell me about yourself
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Q2. Explain Ionic life-cycle hooks
Ans. 
Ionic life-cycle hooks are methods that allow developers to perform actions at specific points in the life-cycle of an Ionic component.
• Ionic life-cycle hooks include ionViewWillEnter, ionViewDidEnter, ionViewWillLeave, ionViewDidLeave, ionViewWillUnload, and ionViewDidUnload.

• These hooks can be used to perform tasks such as data loading, navigation, and cleanup.

• For example, ionViewWillEnter is called just before the com...read more
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Q3. How is the ionic framework v4 different from v3?
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Ionic v4 has significant performance improvements, new features like lazy loading, and better support for web components.
• Improved performance with faster rendering and reduced load times

• Introduction of lazy loading for better app performance

• Better support for web components integration

• Updated design system with new features like CSS variables and shadow parts
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Q4. How do you create a menu in Ionic v4?
Ans. 
To create a menu in Ionic v4, you can use the ion-menu component.
• Use the ion-menu component in your app's HTML template to define the menu layout.

• Configure the menu content and behavior using attributes like side, type, and contentId.

• Add ion-menu-toggle buttons in your app's main content area to toggle the menu.

• Customize the menu styling and behavior using CSS and Angular logic.
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Q5. Explain Angular life-cycle hooks
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Angular life-cycle hooks are methods that allow you to tap into specific points in a component's life-cycle.
• ngOnChanges: Called when an input property changes

• ngOnInit: Called once the component is initialized

• ngDoCheck: Called during every change detection run

• ngAfterContentInit: Called after content (ng-content) has been projected into the component

• ngAfterContentChecked: Called after every check of the projected content

• ...read more
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Q1. Tell me about work projects for Ionic & Angular
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Q2. How to translate ionic app in multiple languages?
Ans. 
To translate an Ionic app in multiple languages, you can use ngx-translate library.
• Use ngx-translate library for Angular to handle translations in Ionic app

• Create language files for each supported language with key-value pairs for translations

• Implement language switch functionality to allow users to change languages

• Use pipes in HTML templates to display translated text dynamically
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Q3. How to deploy to iOS and Android Apps?
Ans. 
Deploying to iOS and Android apps involves using platform-specific tools and following specific guidelines.
• For iOS, use Xcode to build and deploy the app to the App Store or TestFlight.

• For Android, use Android Studio or Gradle to build and deploy the app to Google Play Store or other distribution channels.

• Follow platform-specific guidelines for app submission, including app signing, metadata, and screenshots.

• Test the a...read more
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