What is a boolean statement?

an expression that evaluates to True or False

What are the steps in debugging?

1)Figure out where our mistake is 2)Fix it 3)Retest to make sure it works

What are some of the benefits of a collaborative development process?

Finding errors is easier with more developers., More developers increase creativity and out-of-the-box thinking, Collaborative development enhances the ability to handle complex tasks.

can be used anywhere in the code.

Which of the following examples demonstrates an algorithm?

a step by step sequence of events for putting together a book case

Which of the following are conditional statements (conditionals)

if-then-elseif, if-then, if-then-else

Can only be accessed by the event handler they are defined in

What is a benefit to using pseudocode?

Pseudocode represents coding concepts common to all programming languages.

What is a computer algorithm?

A set of steps that are followed in order to solve a problem.

Something that repeats or loops

Local variables must be ___________

initialized before their values are used in an expression.

What is concatenation

attaching two things side by side

An example of abstraction is

Knowing how to use something without knowing how it actually works.

The team is preparing for a presentation. What should you leave out of the presentation.

a bug that has been left in the program, a feature you could not implement

What is abstraction? (in coding)

Simplifying something more complicated

What will be helpful for the developers to debug the app?

Walk through the code line by line with a partner., Disable parts of code to get it working, then add parts back one at a time., Read any errors that pop up on the screen.

In a spreadsheet, after you enter the AVG function into a cell it disappears and shows the average of the numbers, why?

The AVG formula doesn't need to be seen or understood to find the average

A plain English version of an algorithm.

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CSE 1.1 Review

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Questions 31

Answers

1
In data types, what is "Boolean"?
Fractions
Information
Yes or No/True or False
Phone numbers
2
What coordinate is in the lower right hand side of the screen (assume the screen is 600 by 600)?
(600,600)
(0,600)
(600,0)
(0,0)
3
Relational operators are _____________
all above
(+,-,/,*,%)
(&&, ||, !=)
(>, <, >=, <=)
4
What is a boolean statement?
an expression that evaluates to True or False
an expression that always evaluated False
an expression that always evaluates True
a statement that establishes conditions
5
What are the steps in debugging?
Take the bugs outside
1)Figure out where our mistake is 2)Fix it 3)Retest to make sure it works
1) Start over completely 2) Quit if it gets too difficult
1) Figure out where our mistake is 2) Retest code to make sure it works
6
Use local variables...
As much as possible.
Never.
Always.
Only when you feel like it
7
Which of the following is an example of iteration?
turn right 45 degrees
repeat 30
go to x -94 and y 141
wait 0.01 secs
8
Arithmetic Operators
TRUE, FALSE
=, !=, <, <=, >, >=
*,+,-,/
9
What are some of the benefits of a collaborative development process?
Finding errors is easier with more developers.
Collaborative development decreases the complexity of the program
Multiple perspectives make for less conflict among team members.
More developers increase creativity and out-of-the-box thinking
Collaborative development enhances the ability to handle complex tasks.
10
Global variables...
define GPS coordinates on the globe.
can only be used inside the setup function.
can be used anywhere in the code.
can only be used inside the draw function.
11
What shows that a piece of data is a string
:colons:
"Quotation Marks"
(parenthesis)
none are needed
12
Which Boolean statement is TRUE?
9 - 5 + + 4 + 10
( 7 - 3 ) * 3 < = 10
6 - 3 < 4 + 1
12 / 6 > 3 - 0
13
How are Screen Coordinates measured?
Yards
Dots
Functions
Pixels
14
Which of the following examples demonstrates an algorithm?
Edison used many different types of filaments until he found 1 that worked
uses testing strategies to answer exam questions- like too long to be wrong
a step by step sequence of events for putting together a book case
Calling a friend and asking them for help solving the problem
15
Which of the following are conditional statements (conditionals)
if-then-elseif
if-then
if-then-else
+ (plus sign)
while
- (minus sign)
16
Local variables
Can be accessed by all parts of the program
Can only be accessed by the event handler they are defined in
17
Global variables...
Increase chance of code errors
Decrease chance of code errors
Do not affect chance of code errors
Only affect chance of code errors if not named properly
18
What is a benefit to using pseudocode?
Pseudocode represents coding concepts common to all programming languages.
Pseudocode is understood by all computers everywhere.
Pseudocode runs much faster than other programming languages.
Pseudocode can run in the web browser.
19
What is a computer algorithm?
Date you provide to a computer.
A set of steps that are followed in order to solve a problem.
The computer power supply.
A book about computer coding.
20
Iteration is..
When code is in a sequence
Something that repeats or loops
An incomplete algorithm
Something that runs only once
21
Local variables must be ___________
declared at the top of the method’s body.
declared and initialized in two steps.
initialized when they're declared
initialized before their values are used in an expression.
22
What are the coordinates of the top left corner of the screen?
getWidth(), 0
0, getHeight()
getWidth(), getHeight();
0, 0
23
What is concatenation
A single unit of binary consisting of only 1 place
Reads the program
A unit of memory
attaching two things side by side
24
An example of abstraction is
Having a tooth removed
Knowing the details of how something functions
Knowing how to use something without knowing how it actually works.
Knowing how something works but not necessarily how to use it.
25
The team is preparing for a presentation. What should you leave out of the presentation.
a bug that has been left in the program
your development process
how the features of the app work
how a user interacts with the app
a feature you could not implement
26
What is abstraction? (in coding)
A type of art
Simplifying something more complicated
Abstraction has no definition in coding
Complicating something simple
27
Which of these pseudocode statements is used for iteration?
CASE
IF
INPUT
WHILE
28
What will be helpful for the developers to debug the app?
Walk through the code line by line with a partner.
Disable parts of code to get it working, then add parts back one at a time.
Rerun the program using a different programming language.
Read any errors that pop up on the screen.
Rearrange random lines of code to see what happens.
29
In a spreadsheet, after you enter the AVG function into a cell it disappears and shows the average of the numbers, why?
The AVG formula allows efficiency in calculating.
The AVG formula can be used multiple times within one spreadsheet.
The AVG formula doesn't need to be seen or understood to find the average
The AVG formula minimizes repetition of data input.
30
Data types are important when coding. "Hello" and "Norris Road" are examples of what data type?
string
float
boolean
integer
31
What is Pseudocode?
A plain English version of an algorithm.
A formal version of an algorithm.
A vague version of an algorithm.
A full listing of an algorithm.

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