[Solved] Consider this method:@GetMapping("/items") public String getItem(@RequestParam(defaultValue = "1") int page) { return... }What will be the output when the URL is /items without any query parameters? | Spring Boot

Spring Boot - REST Controllers

Consider this method:

@GetMapping("/items")
public String getItem(@RequestParam(defaultValue = "1") int page) {
    return "Page number: " + page;
}

What will be the output when the URL is /items without any query parameters?

APage number: null

BPage number: 0

CError: Missing required parameter

DPage number: 1

Step-by-Step Solution

Solution:

Step 1: Check defaultValue usage
Since no query parameter is provided, the defaultValue "1" is used and converted to int 1.
Step 2: Understand method return
The method returns "Page number: 1" as the output string.
Final Answer:
Page number: 1 -> Option D
Quick Check:
Default value used when param missing [OK]

Quick Trick: defaultValue sets fallback when param missing [OK]

Common Mistakes:

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