Which is not true about programming languages?

Order does not matter in programming languages.

Top-down design is a ...

problem solving approach to break down a complex system.

Which of the following is true about programming languages ("lang")?

Programming "lang" have less words than a natural lang.

collection of commands made available to the programmer.

Which of the following is true about functions?

Functions represent abstractions.

Which of the following is NOT a benefit of abstraction?

encourages programmers to decrease efficiency

allows commands to be easily repeated.

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CSP Unit 3 Review

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Unit 3 review for AP CSP Code.org

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Questions 15

Answers

1
Convert the binary number 11001 to decimal.
49
3
25
13
2
Convert the decimal number 45 to binary.
111001
101001
101101
100111
3
Which is not true about programming languages?
Programming languages are completely predictable.
Programming languages must be precise.
Order does not matter in programming languages.
Programming languages must have unique terms or commands.
4
Upon completion, this code displays which of the following?
a square and a circle
a square
nothing, execution fails.
a circle
5
Which of the following hexadecimal numbers represents a bright green color?
00 00 00
00 00 FF
FF FF FF
00 FF 00
6
In the command moveForward(25), the 25 represents the value of a ....
string
variable
parameter
function
7
Top-down design is a ...
problem solving approach used for collaboration.
problem solving approach to break down a complex system.
process that orders commands correctly.
process to help determine the size of the code.
8
Which of the following is true about programming languages ("lang")?
Natural "lang" are too ambiguous to be a programming "lang"
There are many ways to interpret a programming "lang".
Programming "lang" have less words than a natural lang.
Programming "lang" have more words than a natural "lang"
9
API is a ...
process to create functions.
collection of commands made available to the programmer.
an interface to help understand programming commands.
set of commands to display images on the monitor.
10
How many times does this for loop execute?
5 times
4 times
never
3 times
11
A precise sequence of instructions executed by commands to solve a problem is a(n) ...?
selection
algorithm
program
heuristic
12
Which of the following is true about functions?
Functions represent abstractions.
Functions can only be called once.
Functions cannot call other functions
Functions exist to make programs shorter.
13
With regard to programming, what does the term "iterate" (or iteration) mean?
order multiple commands
repeat commands
start and stop on command
make decisions
14
Which of the following is NOT a benefit of abstraction?
allows us to reason about problems at a higher level
allows us to hide details to help manage complexity
encourages programmers to decrease efficiency
allows us to focus on relevant concepts
15
A function ...
is always executed first in a program.
is always placed at the top of your program.
allows commands to be easily repeated.
must have a parameter.

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