what is the output of the following code snippet
C (Programming Language)
Q75. What is the output of the following code snippet?
int main() {
int sum = 2 + 4 / 2 + 6 * 2;
printf("%d", sum);
return 0;
}- 2
- 15
- 16
- 18
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Q7. What is a key difference between GET and POST?
- GET is used with the HTTP protocol. POST is used with HTTPS.
- GET displays the submitted data as part of the URL. During POST, this information is not shown, as it’s encoded in the request body.
- GET is intended for changing the server state and it carries more data than POST.
- GET is more secure than POST and should be used for sensitive information.
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Q11. What is missing from this code, which is supposed to create a test cookies?
$string_name = "testcookie";
$string_value = "This is a test cookie";
$expiry_info = info()+259200;
$string_domain = "localhost.localdomain";- The
$_REQUESTis missing. - The
$_COOKIESarray is missing. - The cookie session is missing.
- The call to
setcookie()is missing.
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Q12. What is the value of $total in this calculation?
$total = 2 + 5 * 20 - 6 / 3
- 44
- 138
- 126
- 100
linkedin assesment quizzes php
Q13. What is the purpose of adding a lowercase “u” as a modifier after the final delimiter in a Perl-compatible regular expression?
- It makes the dot metacharacter match anything, including newline characters.
- It makes the pattern match uppercase letters.
- Both the pattern and subject string are treated as UTF-8.
- It inverts the greediness of the quantifiers in the pattern so they are not greedy by default.
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Q25. What is the significance of the three dots in this function signature?
function process(...$vals) {
// do some processing
}- It makes the function variadic, allowing it to accept as an argument an array containing an arbitrary number of values.
- It makes the function variadic, allowing it to accept an arbitrary number of arguments that are converted into an array inside the function.
- It temporarily disables the function while debugging other parts of the script.
- It’s a placeholder like a TO DO reminder that automatically triggers a notice when you run a script before completing the function definition.
