Unit 3

Which of these is most similar to a computer program?

• Science Book 
• Encyclopedia 
• Blue Print 
• Dictionary 

A programmer is to a computer as a teacher is to:

• a desk 
• a student
• a library 
• a principal

Imagine a car as a computer, and its engine as a program. Which of the following is an input for the engine program?

• gas pedal
• driver's seat
• steering wheel
• windshield wipers

A good algorithm must be: 

• replacable
• simple 
• open-ended
• detailed

What is wrong with the following "code" for opening a bottle?
1. Grip cap with index finger and thumb
2. Remove cap
3. Twist counter-clock-wise until seal is broken

• to many steps
• not specific 
• function doesn't apply to every bottle 
• instructions are out of sequence

How can the following instruction be made more specific? "Meet Joe at the corner of Main Street and First Avenue."

• describe how you first met Joe
• list all the streets that intersect with First Avenue
• describe current weather conditions 
• set an exact time for the meeting

Imagine writing a program that instructs a bird how to take off, fly, and land. What function is likely to be looped?

• lift off
• flap wings
• find landing spot
• land

If a program has gone through many iterations, what must be true?

• The code is extremely complex
• The code has changed a great deal over time
• The code is written in more than one language
• The code once contained many bugs

For a chef, what is the most important variable in preparing a meal for a dinner party?

• Time the party starts
• Distance of the grocery store
• Brand of the stove
• Number of guests

What is the variable when setting a thermometer? 

• How many people are in the room
• The room you are in
• The temperature
• None