Primary level practice questions (5 questions)

Practice essential primary level exam questions with 5 sample questions and a downloadable file, ideal for effective test prep and practice.

Question 2

What is the purpose of the sleep(15) command in the expression?

B) Deletes data after 15 seconds C) Sets a timer for 15 minutes D) Accelerates execution by 15% A) Pauses execution for 15 seconds

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