Storing Users: Part II

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Information Technology (IT), Architecture
•
University
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the 'getUser' function?
To list all users in a room
To remove a user from the system
To find a user by their ID
To add a new user to the system
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used in the 'getUser' function to find a user?
Array.map
Array.filter
Array.reduce
Array.find
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'getUser' function return if no user is found?
An error message
Undefined
Null
An empty array
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'getUsersInRoom' function?
To list users in a specified room
To remove users from a room
To find a user by ID
To add users to a room
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used in the 'getUsersInRoom' function to filter users?
Array.find
Array.map
Array.filter
Array.reduce
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will 'getUsersInRoom' return if no users are in the specified room?
An error message
Undefined
Null
An empty array
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after exporting the functions?
Testing the functions again
Integrating them into a larger application
Deleting the functions
Rewriting the functions
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