Answer:
The expression is :
π[cd) + π(g,h) ],[π(e,f)+π(a,b)])
We will use foreign key and primary key
Answer:
Explanation:
The objective of this task is to compute a program that involves the usage of Python code to save the data to MongoDB and to query the database.
Due to the error that occur which makes me to be unable to submit this answer, I've created a word document instead and the attached file can be found below.
Thanks!
Gmail is an example of a locally installed email client
Answer:
Array: (a) All the messages a user has sent.
Variable: (b) The highest score a use has reached on the app. (c) A username and password to unlock the app.
Explanation:
An array generally has more than one value whereas a variable can only contain a single value at any particular point in time. In addition, a variable has a limit whereas an array does not have any maximum limit. Therefore, it can be concluded that option (a) will be stored as an array while options (b) and (c) will be stored as variables.
total = 0
i = 0
while i < 10:
temp = float(input("Enter Temperature: "))
total += temp
i += 1
print("Sum =", str(total))
I hope this helps!
