Rust Programming Language MCQ Test: Rust Programming Language MCQs - Practice Questions
1. Which Rust construct is used for concurrent programming?
2. What is the purpose of the 'async' keyword in Rust, and how does it relate to asynchronous programming?
3. Which Rust keyword is used to implement a trait for a type?
4. Which macro is used for printing to the standard output without a newline?
5. Which Rust keyword is used to declare a variable binding?
6. In Rust, what is the role of the 'drop' function?
7. What is the purpose of the 'Result' type in Rust, and how does it differ from 'Option'?
8. Discuss the role of 'match' in Rust and how it differs from traditional switch statements.
9. What is the ownership system in Rust, and how does it prevent memory issues?
10. In Rust, how do you print to the standard output?
11. Which Rust attribute is used to disable the 'dead code' lint warning?
12. What is the purpose of the 'if let' construct in Rust?
13. In Rust, what is the role of the 'mod' keyword?
14. Which Rust trait is used for defining custom string representations of objects?
15. Discuss the concept of lifetimes in the context of mutable references and how Rust ensures safety.
16. Which Rust construct is used for error handling?
17. What is the purpose of the 'lifetime parameter' in Rust generics?
18. In Rust, what does the 'derive' attribute do?
19. In Rust, how is a closure defined?
20. Which Rust data type is used for boolean values?
21. Which type of loop is used to iterate over a range of values in Rust?
22. What is the purpose of the 'as' keyword in Rust?
23. How does Rust achieve zero-cost abstractions and what is the significance of the ownership model in this context?
24. What is the syntax for commenting a single line in Rust?
25. Which trait in Rust allows implementing the 'index' operator for custom types?
26. Examine Rust's 'Option' type and its role in handling optional values.
27. What is the primary focus of the Rust programming language?
28. What is the purpose of the 'slice' type in Rust?
29. Explain Rust's concept of ownership and borrowing in the context of mutable and immutable references.
30. What is the primary purpose of the 'Cow' type in Rust?