Tkinter Review

Which of the commands below would create a button object in a tkinter window named root that links to a function called doubleMe?

• button1 = Button(root, text="Double me")

• button1 = Button(text="Double me")

• button1 = Button(root, command = doubleMe)

• button1 = Button()

next_btn = Button(window, text=">", font=("Arial",20), command=nextCard)

next_btn.grid(column=2, row=4)

What is the role of the statement underlined?

• place widget next_btn in row 4 and column 2

• creating the new button - next_btn

• draw the grid lines on screen

• to call grid() to divide the button into a grid

In the following line of code, which is is a METHOD?

canvas1.create_line(0, 0, 200, 100)

• create_line

• canvas1

• 0

• 200

In the following line of code, which is is an OBJECT?

canvas1.create_line(0, 0, 200, 100)

• create_line

• canvas1

• 0

• 200

In the following line of code, which is is an ARGUMENT?

canvas1.create_line(0, 0, 200, 100)

• create_line

• canvas1

• Canvas

• 200

What is the difference between a method and a function?

• A method can only be used on a class of objects where as a function doesn't need a specific object to run it.

• A function can only be used on a class of objects where as a method doesn't need a specific object to run it.

• A method must have arguments and a function may or may not have arguments (depending on the situation)

• A function must have arguments and a method may or may not have arguments (depending on the situation)

What are two methods that place a widget on your root window?

• pack and grid

• pack and set

• grid and set

• set and get