Find Interview Questions for Skyappz Software

Right Answer:
The Scrum Master is a servant-leader who helps the Scrum Team follow the Scrum framework. They facilitate Scrum events (Sprint Planning, Daily Scrum, Sprint Review, Sprint Retrospective), remove impediments, protect the team from distractions, and coach the team on Agile principles and practices.

Right Answer:
Kanban focuses on visualizing workflow, limiting work in progress (WIP), and continuous flow. Scrum uses time-boxed iterations (sprints) with specific roles (Scrum Master, Product Owner, Development Team) and events (sprint planning, daily scrum, sprint review, sprint retrospective).

Use Kanban when you need continuous delivery, have evolving priorities, and want to improve workflow incrementally. Use Scrum when you need structured development with fixed-length iterations, have clear goals for each iteration, and benefit from team collaboration with defined roles.

Right Answer:
We ensure consistent Agile processes through:

* **Training and coaching:** Ensuring the team understands Agile principles and practices.
* **Regular audits and retrospectives:** Identifying deviations and areas for improvement.
* **Using tools and templates:** Standardizing processes and providing guidelines.
* **Defining clear roles and responsibilities:** Ensuring everyone knows their part in the process.
* **Promoting open communication and feedback:** Encouraging early detection of issues.

Right Answer:
* **Listen actively:** Understand their concerns and perspective.
* **Communicate clearly and frequently:** Keep them informed about progress and challenges.
* **Find common ground:** Focus on shared goals and objectives.
* **Be transparent:** Share data and evidence to support decisions.
* **Facilitate collaboration:** Encourage open dialogue and problem-solving.
* **Coach and mentor:** Help team members grow and improve.
* **Escalate when necessary:** Involve a Scrum Master or manager if the situation doesn't improve.

Right Answer:
During a sprint, I generally avoid scope creep. If a change request is small and doesn't impact the sprint goal, the team can discuss and decide if it can be included. If the change is significant, it goes into the product backlog to be prioritized for a future sprint.

Right Answer:
SQL (Structured Query Language) is used in data analysis to query, manipulate, and manage data stored in relational databases. It allows analysts to retrieve specific data, perform calculations, filter results, and aggregate information to derive insights from large datasets.

Right Answer:
Some common data analysis tools and software include:

1. Microsoft Excel
2. R
3. Python (with libraries like Pandas and NumPy)
4. SQL
5. Tableau
6. Power BI
7. SAS
8. SPSS
9. Google Analytics
10. Apache Spark

Right Answer:
Data analysis is the process of inspecting, cleaning, and modeling data to discover useful information, draw conclusions, and support decision-making. It is important because it helps organizations make informed decisions, identify trends, improve efficiency, and solve problems based on data-driven insights.

Right Answer:
The different types of data analysis are:

1. Descriptive Analysis
2. Diagnostic Analysis
3. Predictive Analysis
4. Prescriptive Analysis
5. Exploratory Analysis

Right Answer:
Regression analysis is a statistical method used to examine the relationship between one dependent variable and one or more independent variables. It is used to predict outcomes, identify trends, and understand the strength of relationships in data.

Right Answer:
React Native uses JavaScript and allows developers to build mobile apps using web technologies, while Flutter uses Dart and provides a rich set of pre-designed widgets for a more native-like performance and UI.

Right Answer:
App performance optimization is important because it enhances user experience by making the app faster and more responsive, reduces battery consumption, improves resource usage, increases user retention, and can lead to better app store rankings.

Right Answer:
An SDK (Software Development Kit) provides developers with the tools, libraries, documentation, and APIs needed to create mobile applications for a specific platform, simplifying the development process and enabling access to platform-specific features.

Right Answer:
The main differences between Android and iOS development are:

1. **Programming Languages**: Android uses Java or Kotlin, while iOS uses Swift or Objective-C.
2. **Development Environment**: Android development is done using Android Studio, whereas iOS development uses Xcode.
3. **User Interface Design**: Android follows Material Design guidelines, while iOS follows Human Interface Guidelines.
4. **App Distribution**: Android apps are distributed through Google Play Store, while iOS apps are distributed through the Apple App Store.
5. **Device Fragmentation**: Android runs on a wide range of devices with varying screen sizes and hardware, while iOS is limited to Apple devices, ensuring more uniformity.

Right Answer:
An APK file (Android Package Kit) is the file format used by the Android operating system for the distribution and installation of mobile apps. It contains all the necessary components of an app, including code, resources, assets, and manifest file, allowing users to install the app on their Android devices.