Rust Programming Master Class from Beginner to Expert - Match Statement
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the match construct in Rust?
To perform arithmetic operations
To manage memory allocation
To transfer control based on variable values
To handle file input/output
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword is used to implement the match construct in Rust?
switch
case
match
select
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key characteristic of the match construct?
It does not support default cases
It can only handle numeric values
It requires at least one arm to be executed
It is non-exhaustive
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the match example with a variable, what happens if no arms match?
The last arm is executed
The first arm is executed
The default case is executed
The program crashes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the default arm in a match statement?
To perform arithmetic operations
To declare variables
To handle unmatched cases
To execute first
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the match construct differ from an if-else ladder?
If-else cannot handle multiple conditions
Match requires a default case
Match is not exhaustive
If-else is faster
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the grade assignment example, what is the purpose of using ranges?
To avoid using default cases
To increase execution speed
To cover multiple values in one arm
To simplify syntax
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