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WEGO APCSP Unit 2
WEGO APCSP Unit 2
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Computer Science, Unit 2
Flashcards
50 cards
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Practice quiz
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Questions
50
Answers
1
Packaging the code for an apk file is a way of running code through...
interpretation
compilation
2
What is binary 101 in hexadecimal?
19
F
76
5
3
The internet includes many services such as
all of the above
the WWW
email
File transfer protocol (ftp)
4
Base 2 is another name for
Decimal
Hexadecimal
Binary
Octal
5
For this test I feel...
I will get there
Better than expected
Could take it now
Terrified
6
Logic gates are represented by:
yes or no
truth tables and symbols
on or off
true or false
7
Compilation is more efficient but it takes longer because code goes from high language to
low language
content language
applications
pseudocode
8
The internet is a network of networks based on the
internet protocol suite
document service protocol
hypertext transfer protocol
file transfer protocol
9
The principle that states that the number of transistors per square inch had doubled every year
Newton's Law
Murphy's Law
Moore's Law
Tim Berner Lee's Law
10
Event driven programming means program execution occurs when an external event occurs such as..
The phone's location moves
The device receives a text message
The user pushes a button on the screen
The device receives a phone call
11
An example of a computational artifact is all of the following except...
a mobile app for an Android
a mobile app for an iPad
a stapler
a webpage
12
T or F: The World Wide Web is a system of hypertext documents using the http protocol
True
False
13
T or F: Tim Berners-Lee controls the WWW today.
True
False
14
Which file is used to share App Inventor files in order to modify Apps?
apk
html
aia
adt
15
The custom image on the device that users will see when they install the app is called the...
picture
media
icon
home button
16
When you use the emulator or AI Companion, code is run through
compilation
interpretation
17
Things such as browsers, games, and apps are example of:
hardware
pseudocode
circuits
software
18
Which file is used to install your App on other people's devices?
html
apk
adt
aia
19
This type of control structure is called
Method
Repetition/iteration
Selection
Sequencing
20
Horizontal arrangement would make components side by side whereas vertical would make them
disappear
scattered
above and below each other
in a table
21
What is 10111 in base 10?
24
20
22
23
22
Step by step procedures with precise set of instructions is called
directions
high level language
algorithms
pseudocode
23
In order of most abstract to least abstract...
word apple, picture of an apple, actual apple
actual apple, word apple, picture of an apple
picture of an apple, actual apple, word apple
picture of an apple, word apple, actual apple
24
______ is a mixture of high level and low level language. It not an executable program.
Medium
Low Level
High Level
Pseudocode
25
The vibrate function takes a numeric variable in milliseconds. A millisecond is...
1/100 of a second
1 second
1/millionth of a second
1/1000 of a second
26
Interpretation is useful for
translating
saving
debugging
publishing
27
In computer science, ____ means building code that is reusable.
variable abstraction
procedural abstraction
generalized abstraction
complex abstraction
28
The UI is the means by which the user and a computer system interact. All are examples except
Background color
Labels
Buttons
Control Statements
29
An algorithm is a series of control structures. Which is NOT a control structure?
model
repetition/iteration
selection
sequence
30
T or F: renaming components is helpful to keep track of what we are doing
False
True
31
All of the following are true about a computers main memory except:
it's called RAM
it is volatile
it stores data temporarily
it's also called long term memory
32
Examples of abstraction include all of the following except:
floor plans
maps
logic gate symbols
a building
33
"If" blocks were used in the "I Have a Dream" app...
to ask if the user wants to close the app
because there are two speeches to choose from
to determine which speech is playing
to see if a button is clicked if a speech is already playing
34
Which gate takes two inputs, A and B, that the output will be true if either A and B are true?
AND
NOT
OR
NOR
35
What is the name of the tool we use to create Apps?
App Creator
Portfolio
Mobile CSP
App Inventor
36
Tim Berners-Lee invented the...
World Wide Web
Computer
MIT App Inventor
Internet
37
Which gate takes two inputs, A and B, that the output will be true if both A and B are true?
NOT
NOR
OR
AND
38
In the Inventor App, where do we design and change the user interface (UI)?
Create Mode
Block Mode
User Interface panel
Designer Mode
39
An algorithm is a series of control structures. Which is NOT a control structure?
model
selection
sequence
repetition/iteration
40
______ is a general representation of something, removing details
Abstraction
Variable
Algorithm
Procedural
41
This type of control structure is called
Repetition/iteration
Selection
Sequencing
Method
42
Octal is base ____
16
8
10
2
43
The bits in binary are written as 0,1's with place values
1000, 100, 10, 1
4096, 256, 16, 1
512, 64, 8, 1
8, 4, 2, 1
44
The ______ editor is used to add implementation to the program such as starting sound
Blocks
Design
Drawer
Program
45
This hardware part has the job of carrying out instructions in a computer program
RAM
Hard drive
ROM
CPU
46
This type of control structure is called
Sequencing
Method
Repetition/iteration
Selection
47
Low level language (bits) are used by computers. Humans, on the other hand speak...
code
also low level
pseudocode
high level
48
Examples of hardware include all of the following except:
Windows
motherboard
hard drives
RAM
49
T or F: there are some problems that are just not solvable.
True
False
50
T or F: Algorithms are made by utilizing a combination of control structures.
True
False
