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25 interview questions on Rustfor developers (2025)

Test your technical skills before an interview of Rust with 25 corrected questions. Beginner, Intermediate or Expert level.

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25 questions
Medium
3 votes124 runs0 comment

What are the three fields that characterize a character string of type String in Rust?

DevOps
rust
string
Anonymous authorat Apr 17, 2023
Easy
3 votes58 runs1 comment

What C++ feature does the Drop trait resemble in Rust?

DevOps
rust
c++
Anonymous authorat Nov 3, 2023
Medium
2 votes130 runs0 comment

What is the nature of the following Rust object?

DevOps
struct
tuple
Anonymous authorat May 10, 2022
Medium
1 vote127 runs1 comment

What is the fundamental difference in Rust language between the str type and the String type?

DevOps
rust
string
Anonymous authorat May 10, 2022
Medium
1 vote82 runs0 comment

What metacharacter means "other" in pattern matching in Rust?

DevOps
pattern matching
metacharacter
Vincent Cotroat Jun 2, 2022
Easy
1 vote81 runs0 comment

Import a module into Rust

DevOps
modules
import
Axelat Oct 23, 2023
Medium
0 vote143 runs0 comment

What is the visibility of the temperature field in the following code?

DevOps
rust
visibility
Anonymous authorat May 10, 2022
Medium
0 vote143 runs0 comment

What type of structure can be used in a Rust enum?

DevOps
enum
struct
Anonymous authorat May 10, 2022
Easy
0 vote131 runs0 comment

Which Rust collection is like a dictionary?

DevOps
collections
hashmap
Anonymous authorat May 10, 2022
Easy
0 vote127 runs0 comment

Launch the unit and integration tests of the Rust project.

DevOps
cargo
tests
Anonymous authorat May 10, 2022
Medium
0 vote126 runs0 comment

What is the Rust compiler likely to "dislike" in the following bit of code?

DevOps
references
lifetime
Anonymous authorat May 10, 2022
Medium
0 vote126 runs0 comment

What doesn't Rust's Borrow Checker check/controls?

DevOps
rust
borrow checker
Anonymous authorat May 10, 2022
Easy
0 vote123 runs0 comment

What Rust mechanism allows modifying a borrowed value?

DevOps
references
borrowing
Anonymous authorat May 10, 2022
Easy
0 vote123 runs0 comment

What keyword is related to using unsafe code in Rust?

DevOps
keywords
unsafe
Anonymous authorat May 10, 2022
Easy
0 vote121 runs0 comment

Which type does not implement — by default, the Copy trait? The structure.

DevOps
rust
copy
Vincent Cotroat Jun 2, 2022
Easy
0 vote118 runs0 comment

Where will the integer value of the next row be stored?

DevOps
memory
heap
Anonymous authorat May 10, 2022
Medium
0 vote110 runs0 comment

Derive statement in Rust language.

DevOps
traits
derive
Anonymous authorat May 10, 2022
Medium
0 vote103 runs0 comment

What is the type "unit" in Rust ?

DevOps
rust
tuples
Vincentat Sep 5, 2022
Medium
0 vote91 runs0 comment

Convert a String string_example to an integer type in Rust language

DevOps
rust
string
integer
Anonymous authorat Mar 31, 2023
Medium
0 vote90 runs0 comment

What does the static keyword represent in terms of lifetime?

DevOps
lifetime
rust
Anonymous authorat May 10, 2022