Question: This must be done in Javascript. Create an associative array called courses that stores a university department's course number as the key and an object

This must be done in Javascript.

Create an associative array called courses that stores a university department's course number as the key and an object as the value. The object has 3 properties: title, description, creditHours. Example courses:

170 - Introduction to Programming, Develop algorithms for computers, 5.

250 - Web Development, Build web applications, 3.

310 - Operating Systems, Process management and memory management, 3.

430 - Artificial Intelligence, Simulate human thinking, 2.

Output the total number of courses in the courses object using Object.keys(). Then, write a for-in loop that displays the course number and title for only those courses that are 3 credit hours.

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