What is meant by separating model and view?

a$.$ Model handles data and view handles how the model is displayed on the screen

b$.$ View handles data and model may handle how the data is displayed on the screen

c$.$ Both model and view can handle data$/$model$/$logic of the application

d$.$ Both model and view can handle the data representation on the screen

What is the relation between the various options in the File and Edit menus, and the icons on the tool bar?

a$.$ The options in the menus are different from the options on the tool bar

b$.$ The options in the menus are the same as the options on the tool bar

c$.$ Even though the options in the menus and the tool bar look the same, they are handled differently

d$.$ Options in the menus are handled correctly but options on the tool bar are yet to be implemented

When the user initiates the Save option, which of the following is correct?

a$.$ It results in a function being executed on an ItemList object, which in turns uses an object of ItemWriter to save

b$.$ It results in a function being executed on an ItemList object, which in turns uses an object of ItemReader to save

c$.$ It results in the direct execution of a function on an ItemWriter object

d$.$ It results in the direct execution of a function on an ItemReader object

Which is a correct description of line $83{(}^{*}i={*}_j$;$)$ in mymainwindow.cpp$?$

a$.$ i and j point to the same Item object

b$.$ i and j point to the same heap memory location that has two different Item objects

c$.$ i and j point to two different Item objects with different states

d$.$ i and j point to two different Item objects with the same state

Which of the following is a correct description of ItemList?

a$.$ It is a QMap and thus an ItemList object is a QMap itself

b$.$ It has a QMap, which cannot be accessed outside this class

c$.$ ItemList uses a heap QMap object

d$.$ QMap used by ItemList uses Item pointers as keys