Knowledge Check · Easy · 1 min
Which element represents a major navigation section
Which element represents a major navigation section?
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Technical interview practice tasks
Every entry below is a crawlable link to a unique public task page. This directory complements the interactive filters and keeps the complete catalog connected through standard pagination.
Page 78 of 386 · 18,491 tasks
Knowledge Check · Easy · 1 min
Which element should trigger an in-page action
Which element should trigger an in-page action?
View taskKnowledge Check · Easy · 1 min
Where should the document’s primary language be declared
Where should the document’s primary language be declared?
View taskKnowledge Check · Hard · 1 min
Which elements directly represent major structural regions
Which elements directly represent major structural regions?
View taskKnowledge Check · Hard · 1 min
Which choices preserve a meaningful heading hierarchy
Which choices preserve a meaningful heading hierarchy?
View taskKnowledge Check · Hard · 1 min
A post can be reused independently from its page. Which element fits best
A post can be reused independently from its page. Which element fits best?
View taskKnowledge Check · Hard · 1 min
How should two nav regions with different purposes be distinguished
How should two nav regions with different purposes be distinguished?
View taskKnowledge Check · Medium · 1 min
Which element groups introductory content for its nearest section
Which element groups introductory content for its nearest section?
View taskKnowledge Check · Medium · 1 min
Which element fits a sidebar related indirectly to the main article
Which element fits a sidebar related indirectly to the main article?
View taskKnowledge Check · Medium · 1 min
How should a visible publication date include a machine-readable value
How should a visible publication date include a machine-readable value?
View taskKnowledge Check · Medium · 1 min
Which structure represents terms paired with their descriptions
Which structure represents terms paired with their descriptions?
View taskKnowledge Check · Easy · 1 min
What does calling an async function always return
What does calling an async function always return?
View taskKnowledge Check · Easy · 1 min
Which Promise method registers a callback for fulfillment
Which Promise method registers a callback for fulfillment?
View taskKnowledge Check · Easy · 1 min
Which Promise method registers a callback for rejection
Which Promise method registers a callback for rejection?
View taskKnowledge Check · Easy · 1 min
Which state describes a Promise that has neither fulfilled nor rejected
Which state describes a Promise that has neither fulfilled nor rejected?
View taskKnowledge Check · Hard · 1 min
Which statements about a resolved Promise callback and a zero-delay timer are correct
Which statements about a resolved Promise callback and a zero-delay timer are correct?
View taskKnowledge Check · Hard · 1 min
Which statements about Promise.all are correct
Which statements about Promise.all are correct?
View taskKnowledge Check · Hard · 1 min
What does an async function produce when its body throws before returning
What does an async function produce when its body throws before returning?
View taskKnowledge Check · Hard · 1 min
What happens to code after await when the awaited Promise is already fulfilled
What happens to code after await when the awaited Promise is already fulfilled?
View taskKnowledge Check · Medium · 1 min
Which method waits for all input Promises and reports both fulfillments and rejections
Which method waits for all input Promises and reports both fulfillments and rejections?
View taskKnowledge Check · Medium · 1 min
Which method adopts the result of the first input Promise to settle
Which method adopts the result of the first input Promise to settle?
View taskKnowledge Check · Medium · 1 min
A catch callback returns a normal value. How does the next Promise settle
A catch callback returns a normal value. How does the next Promise settle?
View taskKnowledge Check · Medium · 1 min
Which method registers cleanup that runs after either fulfillment or rejection
Which method registers cleanup that runs after either fulfillment or rejection?
View taskKnowledge Check · Easy · 1 min
Which keyword exposes a module binding to other modules
Which keyword exposes a module binding to other modules?
View taskKnowledge Check · Easy · 1 min
Which block receives an exception thrown by its matching try block
Which block receives an exception thrown by its matching try block?
View taskKnowledge Check · Easy · 1 min
Which Error property normally contains its human-readable description
Which Error property normally contains its human-readable description?
View taskKnowledge Check · Easy · 1 min
How is ECMAScript module code interpreted
How is ECMAScript module code interpreted?
View taskKnowledge Check · Hard · 1 min
Which statements about imported module bindings are correct
Which statements about imported module bindings are correct?
View taskKnowledge Check · Hard · 1 min
Which statements about a finally block are correct
Which statements about a finally block are correct?
View taskKnowledge Check · Hard · 1 min
What does the import call return
What does the import call return?
View taskKnowledge Check · Hard · 1 min
What can top-level await do to a module that imports the awaiting module
What can top-level await do to a module that imports the awaiting module?
View taskKnowledge Check · Medium · 1 min
How is a named export called parse imported under the same local name
How is a named export called parse imported under the same local name?
View taskKnowledge Check · Medium · 1 min
What should application code normally throw to preserve a message and stack
What should application code normally throw to preserve a message and stack?
View taskKnowledge Check · Medium · 1 min
Where should synchronous cleanup run whether an operation succeeds or throws
Where should synchronous cleanup run whether an operation succeeds or throws?
View taskKnowledge Check · Medium · 1 min
What should a catch block do with an error it cannot handle meaningfully
What should a catch block do with an error it cannot handle meaningfully?
View taskKnowledge Check · Easy · 1 min
What kind of JavaScript value is an array
What kind of JavaScript value is an array?
View taskKnowledge Check · Easy · 1 min
Which method checks whether a property belongs directly to an object
Which method checks whether a property belongs directly to an object?
View taskKnowledge Check · Easy · 1 min
When does property lookup continue to an object’s prototype
When does property lookup continue to an object’s prototype?
View taskKnowledge Check · Easy · 1 min
Which operator invokes a constructor and creates an instance
Which operator invokes a constructor and creates an instance?
View taskKnowledge Check · Hard · 1 min
Which steps can occur when reading a missing own property from an ordinary object
Which steps can occur when reading a missing own property from an ordinary object?
View taskKnowledge Check · Hard · 1 min
Which statements describe an object created with a null prototype
Which statements describe an object created with a null prototype?
View taskKnowledge Check · Hard · 1 min
Which test reports true for either an own or inherited property
Which test reports true for either an own or inherited property?
View taskKnowledge Check · Hard · 1 min
Why can nested state still change after Object.freeze is called on the outer object
Why can nested state still change after Object.freeze is called on the outer object?
View taskKnowledge Check · Medium · 1 min
Which standard method returns an object’s prototype
Which standard method returns an object’s prototype?
View taskKnowledge Check · Medium · 1 min
Where is a normal method declared in a class body installed
Where is a normal method declared in a class body installed?
View taskKnowledge Check · Medium · 1 min
What happens when an object receives an own property with the same name as an inherited property
What happens when an object receives an own property with the same name as an inherited property?
View taskKnowledge Check · Medium · 1 min
Which method returns an object’s enumerable own string property names
Which method returns an object’s enumerable own string property names?
View taskKnowledge Check · Easy · 1 min
Which declaration creates a block-scoped variable
Which declaration creates a block-scoped variable?
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