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Swift (Coding): Entry Level Algortihms Test

The Swift Coding: Entry Level Algorithms Test evaluates candidates' foundational knowledge in Swift programming. Through scenario-based MCQs and simple coding questions, it assesses understanding of basic syntax functions arrays strings optionals error handling and algorithm complexity. This test is ideal for hiring entry-level Swift developers.

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Screen candidates with a 30 mins test

Test duration:  ~ 30 mins
Difficulty level:  Moderate
Availability:  Available as custom test
Questions:
  • 5 Swift MCQs
  • 1 Swift Coding Question
Covered skills:
Basic Syntax and Control Structures
Functions
Arrays and Collections
Strings and Characters
Optionals
Error Handling
Closures
Structures and Classes
Enumerations
Protocols
Algorithm Complexity
Recursion
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Use the Swift (Coding): Entry Level Algortihms Assessment Test to shortlist qualified candidates

The Swift (Coding): Entry Level Algortihms Test helps recruiters and hiring managers identify qualified candidates from a pool of resumes, and helps in taking objective hiring decisions. It reduces the administrative overhead of interviewing too many candidates and saves time by filtering out unqualified candidates at the first step of the hiring process.

The test screens for the following skills that hiring managers look for in candidates:

  • Proficiency with Swift's basic syntax and control structures
  • Ability to define and utilize functions effectively
  • Skill in managing arrays and collections
  • Competence in manipulating strings and characters
  • Understanding of how to use optionals in Swift
  • Capability to handle errors and exceptions effectively
  • Knowledge of working with closures and their applications
  • Proficiency in defining and using structures and classes
  • Understanding of enumerations and their use cases
  • Skill in implementing protocols and protocol-oriented programming
  • Knowledge of algorithm complexity and its impact on performance
  • Ability to apply recursion appropriately
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Screen candidates with the highest quality questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

How we design questions

These are just a small sample from our library of 15,000+ questions. The actual questions on this Swift (Coding): Entry Level Algortihms Test will be non-googleable.

🧐 Question

Medium

Data Provider DispatchQueue
Closures
Asychronous operations.
Solve
Consider the following code snippet:
 image
What will be printed after the code execution?

Medium

Property Observers
OOPs
Solve
Consider the following Swift code snippet:
 image
What does the code print after execution?
A) 800, -100, 80, 80
B) 800, 800, 80, 72
C) 1000, 800, 100, 72
D) 800, 800, 80, 80
E) 800, 0, 80, 80

Medium

Class Destructor
OOPs
Solve
What does the following Swift code output?
 image

Easy

Defer blocks
Solve
What does the following Swift code output?
 image

Easy

Lazy Variables
Solve
What does the following Swift code output?
 image
🧐 Question🔧 Skill

Medium

Data Provider DispatchQueue
Closures
Asychronous operations.

3 mins

Swift
Solve

Medium

Property Observers
OOPs

2 mins

Swift
Solve

Medium

Class Destructor
OOPs

2 mins

Swift
Solve

Easy

Defer blocks

2 mins

Swift
Solve

Easy

Lazy Variables

2 mins

Swift
Solve
🧐 Question🔧 Skill💪 Difficulty⌛ Time
Data Provider DispatchQueue
Closures
Asychronous operations.
Swift
Medium3 mins
Solve
Property Observers
OOPs
Swift
Medium2 mins
Solve
Class Destructor
OOPs
Swift
Medium2 mins
Solve
Defer blocks
Swift
Easy2 mins
Solve
Lazy Variables
Swift
Easy2 mins
Solve

Test candidates on core Swift (Coding): Entry Level Algortihms Hiring Test topics

Basic Syntax and Control Structures: This skill covers fundamental Swift language elements, including variables, constants, operators, and control flow statements. Mastery of these basics is essential for writing clean, efficient code. It forms the foundation for more complex programming concepts.

Functions: Functions in Swift are building blocks for organizing code into reusable, modular units. They can accept parameters, return values, and support advanced features like variadic parameters and inout arguments. Proficiency in function usage is crucial for writing maintainable and scalable code.

Arrays and Collections: Swift offers powerful collection types like arrays, sets, and dictionaries. Understanding these data structures is vital for efficiently storing and manipulating groups of values. This skill assesses the ability to choose and utilize appropriate collection types for various programming scenarios.

Strings and Characters: String manipulation is a common task in many programming contexts. Swift provides robust string handling capabilities, including Unicode support and powerful string interpolation. This skill evaluates the ability to work with text data effectively.

Optionals: Optionals are a core Swift feature for handling the absence of a value. They enhance type safety and help prevent runtime errors. Proficiency in using optionals, including optional binding and optional chaining, is crucial for writing safe and expressive Swift code.

Error Handling: Swift's error handling mechanism allows for graceful management of runtime errors. This skill covers throwing, catching, and propagating errors using do-try-catch blocks. Effective error handling is essential for creating robust and reliable applications.

Closures: Closures are self-contained blocks of functionality that can be passed around and used in code. They are extensively used in Swift for callbacks, higher-order functions, and asynchronous programming. Understanding closures is key to writing concise and expressive Swift code.

Structures and Classes: Structures and classes are fundamental building blocks for creating custom types in Swift. This skill assesses the understanding of when to use each, their differences, and how to implement properties and methods. Proper use of these constructs is crucial for designing efficient and maintainable Swift applications.

Enumerations: Enumerations in Swift are first-class types with a rich set of features. They can have associated values, raw values, and even methods. This skill evaluates the ability to use enumerations effectively for modeling finite sets of related values and implementing type-safe code.

Protocols: Protocols define a blueprint of methods, properties, and other requirements that suit a particular task or piece of functionality. They are fundamental to Swift's protocol-oriented programming paradigm. This skill assesses the ability to define, adopt, and use protocols for creating flexible and modular code.

Algorithm Complexity: Understanding algorithm complexity is crucial for writing efficient code, especially when dealing with large datasets. This skill evaluates the ability to analyze and optimize algorithms in terms of time and space complexity. It's essential for creating scalable solutions and making informed decisions about algorithm selection.

Recursion: Recursion is a powerful technique where a function calls itself to solve a problem. It's particularly useful for tasks that have a naturally recursive structure. This skill assesses the ability to identify problems suitable for recursive solutions and implement them effectively in Swift.

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Have questions about the Swift (Coding): Entry Level Algortihms Hiring Test?

What roles can I use the Swift (Coding): Entry Level Algortihms Assessment Test for?

Here are few roles for which we recommend this test:

  • Junior Swift Developer
  • iOS Developer
  • Mobile Application Developer
  • Software Engineer
  • App Developer
  • Entry-level Software Developer
  • Swift Programmer
  • Junior Application Developer
  • Trainee Developer
  • Software Developer Intern
Can I combine Swift (Coding): Entry Level Algorithms Test with Swift & iOS questions?

Yes, you can request a single custom test that includes questions on both basic algorithms and Swift & iOS. For more details, check our Swift & iOS Test.

How to use Swift (Coding): Entry Level Algorithms Test in my hiring process?

Use our assessment software as a pre-screening tool at the start of your recruitment process. Add a test link in your job post or invite candidates by email. This helps identify skilled candidates early.

What are the main coding tests?
Do you have any anti-cheating or proctoring features in place?

We have the following anti-cheating features in place:

  • Non-googleable questions
  • IP proctoring
  • Screen proctoring
  • Web proctoring
  • Webcam proctoring
  • Plagiarism detection
  • Secure browser
  • Copy paste protection

Read more about the proctoring features.

What experience level can I use this test for?

Each Adaface assessment is customized to your job description/ ideal candidate persona (our subject matter experts will pick the right questions for your assessment from our library of 10000+ questions). This assessment can be customized for any experience level.

I'm a candidate. Can I try a practice test?

No. Unfortunately, we do not support practice tests at the moment. However, you can use our sample questions for practice.

Can I get a free trial?

Yes, you can sign up for free and preview this test.

What is the Swift (Coding): Entry Level Algorithms Test?

The Swift (Coding): Entry Level Algorithms Test evaluates a candidate's basic understanding of Swift programming, including syntax, control flow, and basic algorithms. It is used by recruiters to assess entry-level candidates' coding skills in Swift.

What skills are assessed in the Swift (Coding): Entry Level Algorithms Test?

This test covers Swift syntax, control flow, functions, data structures, object-oriented programming, optionals, error handling, closures, basic algorithms, string manipulation, array operations, and the Swift standard library.

Can I test Swift and iOS together in a test?

Yes, you can. We recommend combining Swift with iOS to assess broad skills. Check our Swift & iOS Test for more insights.

Can I combine multiple skills into one custom assessment?

Yes, absolutely. Custom assessments are set up based on your job description, and will include questions on all must-have skills you specify. Here's a quick guide on how you can request a custom test.

How do I interpret test scores?

The primary thing to keep in mind is that an assessment is an elimination tool, not a selection tool. A skills assessment is optimized to help you eliminate candidates who are not technically qualified for the role, it is not optimized to help you find the best candidate for the role. So the ideal way to use an assessment is to decide a threshold score (typically 55%, we help you benchmark) and invite all candidates who score above the threshold for the next rounds of interview.

Does every candidate get the same questions?

Yes, it makes it much easier for you to compare candidates. Options for MCQ questions and the order of questions are randomized. We have anti-cheating/ proctoring features in place. In our enterprise plan, we also have the option to create multiple versions of the same assessment with questions of similar difficulty levels.

What is the cost of using this test?

You can check out our pricing plans.

I just moved to a paid plan. How can I request a custom assessment?

Here is a quick guide on how to request a custom assessment on Adaface.

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