Question 1

What provides two way communication between two different programs in a network?

Options :

A : http

B : port

C : protocol

D : socket

Answer: D

Question 2

Select all true statements about Python docstrings with regard to PEP 257. (select 3)

Options :

A : Multi-line docstrings consist of a summary line just like a one-line docstring, followed by a blank line, followed by a more elaborate description.

B : A docstring should occur as the first statement in a module, function, class, or method definition.

C : For consistency, you should always use triple quotes - '''This is a docstring.''' around docstrings.

D : The one-line docstring prescribes the function or method’s effect as a command (“Do this”, “Return that”), not as a description; e.g. don’t write “Returns the pathname …”.

Answer: A,B,D

Question 3

The foundational element of a Tkinter GUI is...

Options :

A : a database.

B : a window.

C : a button.

D : a widget.

Answer: B

Question 4

In the context of the SQLite database, which of the following commands is correct for updating a record in a table named Students, given that we want to change the Grade of the student with ID 123 to 'A'?

Options :

A : UPDATE Students WHERE ID = 123 SET Grade = 'A';

B : MODIFY Students SET Grade = 'A' WHERE ID = 123;

C : UPDATE Students SET Grade = 'A' AND ID = 123;

D : UPDATE Students SET Grade = 'A' WHERE ID = 123;

Answer: D

Question 5

What is the result of the following code?

f = Figure()

print(f.area())

Options :

A : This code will output 4 to the console.

B : This code will raise the TypeError exception with the following message:

Can't instantiate abstract class Figure with abstract methods area

C : This code will output None to the console.

D : This code will output 2 to the console.

Answer: B

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