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iOS Developer - Calculate Area of a Rectangle in Objective-C Test | Pre-employment assessment - Testlify
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iOS Developer - Calculate Area of a Rectangle in Objective-C Test

Overview of iOS Developer - Calculate Area of a Rectangle in Objective-C Test

Calculate the area of a rectangle in objective-c: implement objective-c code to calculate the area of a rectangle given its width and height.

Skills measured

  • Swift Programming Language
  • Objective-C
  • Debugging and Performance Optimization

Available in

English

Type

Coding Test


Time

10 Mins


Level

Beginner


Questions

1

Use of iOS Developer - Calculate Area of a Rectangle in Objective-C test

The "Calculate Area of a Rectangle in Objective-C" coding test is designed for iOS Developers. The task involves implementing Objective-C code to calculate the area of a rectangle, given its width and height. This test evaluates candidates' proficiency in Objective-C programming, basic mathematical calculations, and their ability to translate requirements into code. By successfully completing the task, developers can showcase their skills in Objective-C development and problem-solving. This coding test is particularly relevant for iOS Developers looking to demonstrate their abilities in Objective-C and their understanding of fundamental programming concepts.

Relevant for

  • iOS Developer
  • iOS Software Engineers
  • iOS App Architect
  • iOS Application Developer
  • Mobile App Developer (iOS)
  • Objective-C Developer

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1

Swift Programming Language

In the iOS Developer - Calculate Area of a Rectangle in Objective-C course, you will learn how to calculate the area of a rectangle using Swift programming language. This skill is important as it helps developers understand the basics of Swift syntax, data types, variables, and mathematical operations. By mastering this skill, developers can apply the knowledge to more complex calculations and develop efficient and functional iOS applications. Understanding Swift programming language is essential for iOS developers to create robust and high-quality apps for Apple devices.

2

Objective-C

In the iOS Developer - Calculate Area of a Rectangle in Objective-C course, students will learn how to use Objective-C to calculate the area of a rectangle. This skill is important for iOS developers as it helps them understand the fundamentals of programming in Objective-C, a key language for iOS development. By mastering this skill, developers will be able to perform basic calculations and manipulate data efficiently, which is essential for creating functional and user-friendly iOS applications. Understanding how to calculate the area of a rectangle also lays a strong foundation for more complex math operations and algorithms in iOS development.

3

Debugging and Performance Optimization

Debugging and Performance Optimization are essential skills for iOS developers to master in order to create efficient and error-free applications. Debugging involves identifying and fixing any issues or bugs in the code to ensure the app functions as intended. Performance optimization focuses on making the app run smoothly and efficiently by improving its speed and reducing resource consumption. These skills are crucial for delivering a high-quality user experience and ensuring the app performs optimally on various devices. By honing these skills, developers can create reliable and high-performing applications that meet user expectations.

The iOS Developer - Calculate Area of a Rectangle in Objective-C test is created by a subject-matter expert

Testlify’s skill tests are designed by experienced SMEs (subject matter experts). We evaluate these experts based on specific metrics such as expertise, capability, and their market reputation. Prior to being published, each skill test is peer-reviewed by other experts and then calibrated based on insights derived from a significant number of test-takers who are well-versed in that skill area. Our inherent feedback systems and built-in algorithms enable our SMEs to refine our tests continually.

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