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jasenka [17]
4 years ago
6

A simple system is to be designed to allow for the selling of old books. There are two different types of users: buyers and sell

ers. All users are registered externally from the system. The sellers can post information on the books they have for sale and remove the books once they are sold. Buyers can search the system and then contact a seller offline if they want to make a purchase. Using problem, draw the UML Use Case Diagram, and write the stories for each use case above.
Computers and Technology
1 answer:
VMariaS [17]4 years ago
7 0
Yes yes yes yes yeah yes
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Content delivery network.

Explanation:

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The content delivery network is a type of hardware and software network that stores u data in different geographical locations also giving the data available on the request.

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Dmitry [639]

Answer:

B. How many programming statements the program contains

Explanation:

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3 years ago
Write one for loop to print out each element of the list several things. then write another for loop
Kay [80]

Question:

Write one for loop to print out each element of the list several_things. Then, write another for loop to print out the TYPE of each element of the list several_things.

Answer:

The solution in python is as follows:

for element in several_things:

    print(element)

   

for element in several_things:

    print(type(element))

Explanation:

The solution assumes that the list several_things has already been initialized.

So, the rest of the code is explained as follows:

This line iterates through the list, several_things

for element in several_things:

This line prints each element

    print(element)

This line iterates through the list, several_things for the second time    

for element in several_things:

This line prints the type of each element

    print(type(element))

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Which branch of science helps avoid or minimize stress-related injuries at workplace?
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Read 2 more answers
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