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iOS Online Test (Objective-C)

Topics Covered

  • Framework
  • Libraries
  • UI
  • Fonts related Questions
  • Scenario Based questions
  • Cocoa
  • Properties and Attributes in iOS

Useful for hiring

  • iOS Developer Objective C
  • iOS Mobile Application Developer
  • Principal iOS Developer
  • Junior iOS Developer – Objective-C
  • Jr. iOS App Developer

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Question

You have developed an application for a restaurant using Objective-C. Your application contains local storage of dishes in the restaurant, and you use Realm for it. The dish instance has fields: title, country, and price. Which of the following code snippets will allow you to get all the Chinese dishes which price less than $50?

Note: There can be multiple correct answers to this question.

Answer
    • RLMResults<Dish *> *dishes = [Dish objectsWhere:@"country = 'China' OR price < 50"];
       

    • NSPredicate *predicate = [NSPredicate predicateWithFormat:@"country = %@ OR price < %@", @"China", @"50"];
      dishes = [Dish objectsWithPredicate:predicate];
       

    • RLMResults<Dish *> *dishes = [Dish objectsWhere:@"country = 'China' AND price < 50"];
       

    • NSPredicate *predicate = [NSPredicate predicateWithFormat:@"country = %@ AND price < %@", @"China", @"50"];
      dishes = [Dish objectsWithPredicate:predicate];
       

Test details:

The online iOS test (Objective-C) enables employers and recruiters to identify potential prospects by evaluating working skills and job readiness. For this reason, the emphasis is laid upon evaluating the knowledge of applied skills gained through real work experience, rather than theoretical knowledge.

The iOS programming test (Objective-C) may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blank, Descriptive, Whiteboard Questions, Audio / Video Questions, True or False.

Duration: 20 minutes
Questions: 10

Test description:

Objective-C is a reflective, object-oriented programming language which adds Smalltalk-style messaging to the C programming language. It is used primarily on Apple's Mac OS X and iOS: two environments based on the Open Step standard, though not compliant with it. Objective-C is the primary language used for Apple's Cocoa API. The junior iOS Developer will be primarily responsible for building mobile applications.

iOS online test (Objective-C) is specially designed by subject matter experts (SMEs) to check basic and also application skills of an iOS developer as per industry standards. iOS programming test (Objective-C) helps to hire managers & recruiters to validate the Objective-C programming skills of an applicant for iOS before an interview.

The iOS developer test (Objective-C) helps to screen the candidates who possess traits as follows: 

  • Knowledge of developing and shipping mobile apps for iOS devices
  • Knowledge of developing apps and building solutions based on Apple iOS and relevant technologies
  • Experience in Objective C using Xcode
  • Basic knowledge of how iOS, macOS, and UNIX systems work under the hood


Our iOS interview test (Objective-C) ensures that the new hires will be the right fit for the position of iOS developer with excellent knowledge of objective- C programming. The process of hiring such candidates will be done through our iOS programming skills test (Objective-C) which are automated and will provide you with detail analytical reports of each appeared candidate.

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