Question Three a) Write a Python program to design a scientific calculator application. Implement various scientific functions using the Tkinter library for the user interface. b) Write a Python GUI program to create a Menu bar with File, Edit, and Help menus, each containing submenu items using the Tkinter module. c) Write a Python GUI program that creates a Spinbox widget with a custom range of values and step size using the Tkinter module. d) Write a Python GUI program to create a Message widget for displaying multi-line text with word wrapping using the Tkinter module.

A(n) _____________ is generated when a user interacts with a GUI object. a. error b. occasion c. method d. event

From 1925 through 1963, Burma Shave advertising signs appeared next to highways all across the United States. There were always four or five signs in a row containing pieces of a rhyme, followed by a final sign that read Burma Shave. For example, one set of signs that has been preserved by the Smithsonian Institution reads as follows: Shaving brushes You'll Soon See 'em On a shelf In some museum Burma Shave Find a classic Burma Shave rhyme on the Web and write a program named Burma Shave that displays the rhyme.

The C# method that produces a line of output on the screen and then positions the cursor on the next line is __________. a. WriteLine() b. printLine() c. DisplayLine() d. OutLine()

In the game Rock paper Scissors, two players simultaneously choose one of three options: rock, paper, or scissors. If both players choose the same option, then the result is a tie. However, if they choose differently, the winner is determined as follows: Rock beats scissors, because a rock can break a pair of scissors. Scissors beats paper, because scissors can cut paper. Paper beats rock, because a piece of paper can cover a rock. Create a game in which the computer randomly chooses rock, paper, or scissors. Let the user enter a character, r, p, or s, each representing one of the three choices. Then, determine the winner. Save the application as RockPaperScissors.cs.

Write a GUI program named InchesToCentimetersGUl that allows the user to input a measurement in inches, click a Button, and output the value in centimeters. There are 2.54 centimeters in an inch.

Convert the ProjectedRaises class to an interactive application named ProjectedRaisesInteractive. Instead of assigning values to the salaries, accept them from the user as input.

Create an application named TurningDemo that creates instances of four classes: Page, Corner, Pancake, and Leaf. Create an interface named ITurnable that contains a single method named Turn The classes named Page, Corner, Pancake, and Leaf implement ITurnable. Create each classs Turn() method to display an appropriate message. For example, the pages Turn() method might display You turn a page in a book.