The "Timeline" tab in Browser Developer Tools provides insights into the _______ of web page rendering.
- Code structure
- Network requests
- Performance and timing
- Security issues
The "Timeline" tab in Browser Developer Tools provides insights into the performance and timing of web page rendering. It helps developers identify bottlenecks and optimize the loading and rendering process.
In a project, you need to embed a YouTube video. Which HTML element would you use for this purpose?
The
In TDD, what is the purpose of a "failing test"?
- To confirm code correctness
- To identify bugs
- To outline future features
- To provide documentation
The purpose of a "failing test" in Test-Driven Development (TDD) is to identify bugs. A failing test indicates that the code does not meet the expected behavior, prompting the developer to fix the issues before proceeding.
Your team needs to implement a new feature in an existing project. Explain how you would leverage collaboration tools to manage the development process and ensure timely delivery.
- Create a project board with tasks, assign responsibilities, set milestones, and use a chat platform for real-time communication
- Share a list of tasks via email, conduct weekly status meetings, and update a physical task board in the office
- Use individual to-do lists, communicate through personal chat applications, and rely on individual project timelines
- Utilize a whiteboard for task management, assign tasks verbally during team meetings, and rely on individual project timelines
Leveraging collaboration tools involves creating a project board, assigning tasks, setting milestones, and using chat platforms for real-time communication. This approach ensures a structured development process and facilitates timely delivery through effective task management.
The "Console" tab in Browser Developer Tools is used for logging _______ messages.
- Debug
- Error
- Info
- Warning
The "Console" tab in Browser Developer Tools is used for logging debug messages. Developers can use the console to log information, debug code, and identify issues during development.
Which of the following is NOT a common level of severity used in logging systems?
- Debug
- Fatal
- Info
- Warning
Debug is not a common level of severity used in logging systems. The common levels include Info, Warning, Error, and Fatal. Debug is usually more detailed and is used during development for debugging purposes.
What does HTML stand for?
- Hyper Text Markup Language
- Hyper Text Markup Layout
- Hyperlinks and Text Language
- Hyperlinks and Text Markup
HTML stands for Hyper Text Markup Language. It is the standard markup language for creating web pages and web applications. It defines the structure of content using various tags.
In SQL, the SELECT statement is used to _______ data from a database.
- Delete
- Insert
- Retrieve
- Update
In SQL, the SELECT statement is used to retrieve or fetch data from a database. It allows you to specify the columns you want to retrieve and apply conditions to filter the data.
Which concurrency control technique uses timestamps to order transactions?
- Optimistic Concurrency Control
- Serializability
- Timestamp Ordering
- Two-Phase Locking
Timestamp Ordering is a concurrency control technique that uses timestamps to order transactions. Each transaction is assigned a timestamp, and the order of timestamps is used to determine the order in which transactions can access data, ensuring consistency.
_______ caching involves storing data in a distributed manner across multiple servers.
- Distributed
- Local
- Network
- Remote
Distributed caching involves storing data in a distributed manner across multiple servers or nodes. This enhances scalability and improves access times for applications.