The iOS Online Test is the ideal pre-employment test for recruiters and hiring managers to hire job-fit candidates for technical roles. This pre-hire IOS programming test assesses the candidates’ object-oriented programming language skills. By filtering out irrelevant candidates, the iOS Interview Test (Objective-C) can reduce hiring time by 40% and minimize technical screening time by 80%.
Objective-C is a reflective, object-oriented programming language that 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. 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 (SME) to check an iOS developer's basic and application skills as per industry standards. iOS programming test (Objective-C) helps to hire managers and recruiters to validate an applicant's Objective-C programming skills of an applicant for iOS before an interview.
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 developer test (Objective-C) helps to screen the candidates who possess traits as follows:
Our iOS interview test (Objective-C) ensures that the new hires will be the right fit for the iOS developer position with excellent objective- C programming knowledge. The process of hiring such candidates will be done through our iOS programming skills test (Objective-C), which is automated and will provide you with detailed analytical reports of each candidate who appeared.
The iOS programming test (Objective-C) may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Descriptive, Whiteboard Questions, Audio / Video Questions, AI-LogicBox, Coding Simulations, True or False Questions, etc.
You have written the following code in Objective-C to execute databases queries and network requests asynchronously.
NSOperationQueue *firstQueue = [NSOperationQueue mainQueue];
NSOperationQueue *secondQueue = [[NSOperationQueue alloc] init];
NSOperationQueue *thirdQueue = [[NSOperationQueue alloc] init];
In which of the following queue blocks are the UI operations allowed?
Note: There can be multiple correct answers to this question.