Computer Exam study guide with
Complete Solutions | Already Passed
What is top down design? - ✔✔Top down design is a way of designing your
program by starting with the biggest problem and breaking it down into
smaller and smaller pieces that are easier to solve.
What is the meaning of the x variable in the following code: - ✔✔The x
coordinate of the center of the circle
If you were given the following variables, What line of code would print the
speed in km/hr if the distance is given in km and the time is given in
minutes? (Speed = distance/time) - ✔✔println(distance/(time/60));
In a graphics canvas, what are the coordinates of the bottom right corner of
the window? - ✔✔getWidth(), getHeight()
If Karel starts at Street 1 and Avenue 3 facing East, what street (row) and
avenue (column) will Karel be on after this code runs?
move();
move();
move();
, turnLeft();
move(); - ✔✔Street 2 and Avenue 6
How many times should you call the start function in a program? - ✔✔0
Which general While loop definition is written correctly? - ✔✔while
(condition) { // code }
You need to write a program that has Karel move 8 times and then put a
ball. Which control structure do you need to use? - ✔✔For Loop
What is the output of the following program: (Assume the user enters
'Florence' then 'Fernandez'.) - ✔✔FlorenceFernandez
In the following code, we create a circle and add it to the screen. What is
the meaning of the x variable? - ✔✔The radius of the circle
A store has 20 apples in its inventory. How can you store this information in
a JavaScript variable? - ✔✔var numApples = 20;
What function do you need to call to get the width of the screen? -
✔✔getWidth()
You want to read input from the user to know how many apples they would
like to buy. Which statement should you use to read in a number from the
user? - ✔✔var applesToBuy = readInt("How many apples would you like?
");
Complete Solutions | Already Passed
What is top down design? - ✔✔Top down design is a way of designing your
program by starting with the biggest problem and breaking it down into
smaller and smaller pieces that are easier to solve.
What is the meaning of the x variable in the following code: - ✔✔The x
coordinate of the center of the circle
If you were given the following variables, What line of code would print the
speed in km/hr if the distance is given in km and the time is given in
minutes? (Speed = distance/time) - ✔✔println(distance/(time/60));
In a graphics canvas, what are the coordinates of the bottom right corner of
the window? - ✔✔getWidth(), getHeight()
If Karel starts at Street 1 and Avenue 3 facing East, what street (row) and
avenue (column) will Karel be on after this code runs?
move();
move();
move();
, turnLeft();
move(); - ✔✔Street 2 and Avenue 6
How many times should you call the start function in a program? - ✔✔0
Which general While loop definition is written correctly? - ✔✔while
(condition) { // code }
You need to write a program that has Karel move 8 times and then put a
ball. Which control structure do you need to use? - ✔✔For Loop
What is the output of the following program: (Assume the user enters
'Florence' then 'Fernandez'.) - ✔✔FlorenceFernandez
In the following code, we create a circle and add it to the screen. What is
the meaning of the x variable? - ✔✔The radius of the circle
A store has 20 apples in its inventory. How can you store this information in
a JavaScript variable? - ✔✔var numApples = 20;
What function do you need to call to get the width of the screen? -
✔✔getWidth()
You want to read input from the user to know how many apples they would
like to buy. Which statement should you use to read in a number from the
user? - ✔✔var applesToBuy = readInt("How many apples would you like?
");
