200_710 questions • Exam prepare

Exam contains 79 questions

Page 11 of 14

Question 61 🔥

What is the output of the following code?

Which database solution meets these requirements?

A. 1

Highly voted

B. 2

C. 6

D. 7

Discussion of the question

Question 62 🔥

What is the output of the following code?

Which database solution meets these requirements?

A. string(0) ""

Highly voted

B. bool(false)

C. string(1) "!"

D. string(2) "k!"

Discussion of the question

Question 63 🔥

Is the following code vulnerable to SQL Injection where ($mysqli is an instance of the MySQLi class)?

Which database solution meets these requirements?

A. No, the code is fully protected from SQL Injection.

B. Yes, because the $name variable is improperly escaped.

Highly voted

C. Yes, because the $name variable and the $age variable is improperly escaped.

D. Yes. because the $age variable is improperly escaped.

E. Yes, because you cannot prevent SQL Injection when using MySQLi

Discussion of the question

Question 64 🔥

How do you allow the caller to submit a variable number of arguments to a function? (Choose two.)

Which database solution meets these requirements?

A. Using a prototype like function test("¦$parameters).

Highly voted

B. Using a prototype like function test() and the function func_get_args() inside the function body

Highly voted

C. Using a prototype like function test($parameters[]).

D. Using a prototype like function test() and the function get_variable_args() inside the function body.

E. This is not possible in PHP.

Discussion of the question

Question 65 🔥

Consider 3 PHP files that are called asynchronously via XmlHttpRequest:Which of the following statements is true? (Choose two.)

Which database solution meets these requirements?

A. The total execution time for all 3 requests will be the maximum of the longest sleep() call

B. The requests may be processed out of order

C. The requests are guaranteed to be executed in order

D. Concurrent requests will be blocked until the session lock is released

Discussion of the question

Question 66 🔥

What is the output of the following code?

Which database solution meets these requirements?

A. 5

Highly voted

B. 10

C. 50

D. Fatal error

Discussion of the question

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Exam contains 79 questions

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