IQinternz Interview Questions and Answers

To create two screens simultaneously, use a multi-threading approach.

• Use multi-threading to run two separate threads, each responsible for creating and managing a screen.

• Ensure proper synchronization between the threads to avoid conflicts and ensure smooth operation.

• Use appropriate APIs or frameworks provided by the platform or programming language to create and display the screens.

• Example: In Android, you can create two activities or fragments, each representing a screen, an...read more

Correcting technical errors involves identifying and resolving issues in software code or system configurations.

• Identify the specific error or bug by analyzing error messages, logs, or user reports.

• Debug the code by using tools like debuggers, logging, or unit tests.

• Fix the error by modifying the code or configuration to resolve the issue.

• Test the corrected code or configuration to ensure the error is resolved.

• Document the error and the steps taken to fix it for future refere...read more

Technical refers to knowledge, skills, and expertise in a specific field or domain.

• Technical refers to the practical application of scientific and mathematical knowledge.

• It involves using tools, techniques, and methodologies to solve problems and achieve specific goals.

• Examples of technical skills include programming, software development, data analysis, and network administration.

lateinit is a keyword in Kotlin used to declare a non-null property that is initialized later.

• lateinit is used when we want to delay the initialization of a property

• It can only be used with mutable properties of non-null types

• The property must be initialized before accessing it, otherwise it will throw an exception

A PL/SQL cursor is a pointer used to fetch and manipulate data from a result set in a database.

• PL/SQL cursor is used to retrieve data row by row from a result set.

• It allows for processing individual rows returned by a query.

• Cursors are used in loops to iterate through the result set.

• Example: DECLARE cursor_name CURSOR FOR SELECT column1, column2 FROM table_name;