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Silva, Juan Summative Test Project Flashcards | StudBud
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Silva, Juan Summative Test Project
Silva, Juan Summative Test Project
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1
Web browsers use IPv4 and page requests for websites' addresses. Which is
NOT
a potential response.
92.11.198.113
54.116.188.246
128.198.232.65
174.260.45.144
2
What should replace so the program below displays TRUE 60% of the time?
x MOD 5 = 0
x MOD 2 = 1
x MOD 5 = 5
x MOD 2 = 0
3
Best method for accessible shared data storage?
Flash Drive
Magnetic drive
Cloud with version control
Mainframe
4
Max number of searches in a linear search (2,000 items)?
6
68
2000
445
5
What error if 1/3 doesn't equal 1/3 on two computers?
Hax error
All computers give same result
Overflow
Roundoff error
6
What will the following code segment display?
Nothing will be displayed due to an error.
6
3
11
7
What should replace <missing condition> so that the program below display TRUE 10% of the time?
x < 1
x <= 9
x < 9
x <= 1
8
Which are required for cybersecurity?
Software, hardware, and humans
Only software
Only humans
Only hardware
9
Which metric is least useful for analyzing gerrymandering maps?
Overall district results
Racial makeup
Third-party wins
County splits
10
What are the possible landing spots for the robot after executing the following program?
all of middle row and top two of middle column
nothing
everything
All of middle column
11
What is the value of sum displayed after this algorithm is run?
2
7
6
4
12
Which of these is NOT photo metadata?
Location
Date taken
File name
Color of top-left pixel
13
What type of encryption is a Caesar cipher?
Home-key
Public-key
Symmetric
No-key
14
To convert to octal, subtract powers of what?
2
8
9
7
15
The Caesar cipher is an example of what type of encryption?
No key encryption
Public key encryption
Symmetric encryption
Home key encryption
16
What’s key when writing pool area program?
Use boolean for pool check
Ensure math operators exist
Consider volume calc
Approximate pi with float
17
What is the maximum number of searches required if using a linear search on list containing 2,000 numbers?
2,000
1,000
11
1
18
Which command can replace <Missing Condition> to result in the last column of the table shown below?
NOT (a AND b)
a OR b
b AND (a AND b)
a AND (a AND b)
19
Which of the following is a potential outcome of this?
this could be used as a basis for further research by scientists.
All of the above are potential outcomes.
a simulation can be used provide the information necessary.
the company could create a simulation with the help of the scientists.
20
Why is cryptography essential to cybersecurity?
prevent publicly accessible files on a server from being edited
secures internet communications by ensuring that the files cannot be read
preventing a third party from hijacking a connection.
Cryptography does not allow data on a server to be edited
21
Time to run 3 tasks in sequence on 1 CPU (from table)?
9 seconds
7 seconds
28 seconds
90 seconds
22
What type of transformation is the photo-editing software using?
Addition transformation
Lossy transformation
Lossless transformation
23
Why did a $19.78 total show as $19.77 online?
Overflow from bit limits
Round-off error in multiplication
Signed int error
Rounded price * 3 was used
24
Which of the following characteristics for the virtual patrons would be most useful?
Select two answers.
Walking preference
Ride preference
Ticket type
Food preference
25
Which character has the most 0s in binary
C
K
.
p
26
Where would the robot end up after running the following code?
C
D
A
B
27
A flowchart is a way to represent an algorithm visually. The flowchart below uses the following building blocks.S
Nothing due to an infinite loop
2 8 14
4 8 8
3 8 0
28
The findings from a project are typically presented using a graph as opposed to table or raw data. Why might this be?(2)
Graphs can show trends that might not be easily seen with raw data.
Graphs are easier to read and interpret at a glance.
Graphs are able to show all of the detail necessary to understand data.
Graphs can be easily placed into a slideshow or document, while tables wont
29
Which of the codes below will correctly swap the frog with the bear?
temp = animal[1]animal[1] = animal[2]animal[2] = temp
animal[3] = animal[1]animal[1] = animal[3]
temp = animal[1]animal[1] = animal[3]animal[3] = temp
animal[1] = animal[2]animal[2] = animal[1]
30
What should replace
<missing code>
in the following algorithm?
IF(number = true AND randomNumber = drawing)
IF(number ≠ randomNumber)
IF(number = true OR randomNumber = true)
IF(number = randomNumber)
31
Why were emailed pictures blurry?
Lossy compression used
Bad camera quality
Files were corrupted
Packet error
32
Why is cryptography important?
It prevents server file edits
It hides data from hackers
It speeds up internet
It stops websites from crashing
33
What does the algorithm display?
7
4
3
5
34
What virtual guest info helps simulate wait times? (Choose two)
Ticket type
Food preference
Ride type preference
Walking distance preference
35
What kind of system suggests movies on streaming sites?
Reference grouping
Info filtering
Preference categorization
Reference grouping
36
Consider the following code segment, which uses the variables x, y, and z. What will the following program display?
6 12 24
12 12 12
12 24 24
24 24 24
37
What will the following algorithm display after running the code below?
3
6
2
1
38
Which of these is not a valid IPv4 address?
174.260.45.144
54.116.188.246
128.198.232.65
92.11.198.113
39
What type of error did the below procedure suffer from?
Runtime error
Syntax error
Logical error
No error. The program works as intended
40
Which statement about compression is NOT true?
Music moved in lossless
Scanned pics use lossy
Lossy gives exact original again
Lossless can fully restore data
41
What will be the output of the following program?
14 6
14
7 5 9
9 5 7
42
Why is it more effective to put procedures in a program than to repeat code?
Select two answers.
make a program harder to edit
guaranteed to work in every instance they are used if they work once.
Procedures simplify editing by requiring only one edit to the abstraction
makes the program easier to read.
43
Which scenarios raise valid data security concerns?
IT caller asking for password
Hidden SSID at home
Properly erased hard drives
Gov contractor uses cloud storage
44
Which factor is least needed in deer study model?
Food supply
Illness rate
Population size
Antler size
45
What is displayed as a result if the user inputs “Karel” to the program?
Hello Karel
What is your name? Hello Karel
What is your name?Hello Karel
Hello Karel
46
What’s a side effect (not purpose) of digital test appointments?
Ensures equal test access
Allows more total tests
Stops city residents from testing
People without internet might not get tested
47
What would be a good use of constants when initializing variables at the beginning of a program?
II and III only
I and II only
I and III only
I, II, and III
48
What type of algorithm would be best used for fraud detection?
Optimization algorithm
Brute force algorithm
Brute force algorithm
Heuristic algorithm
49
What’s true about museum using lossless image files?
Lossless compression exists
Heuristics give decent lossless
Compression is risky
Heuristics always efficient
50
Which of the following shows possible results of running the code segment with any value of p ≥ 0 AND p < 2?(2)
Error. The robot leaves the grid.
Facing right at top left box
facing down at B3
facing up at top left box
51
What might a teacher learn from student word clouds?
Only frequency of "that"
Explore further with new clouds
Discover related words used
Find other overused words
52
What procedure will result in the robot landing on the star?
Select two answers
moveAndSpin(4, 1)moveAndSpin(6, 0)
moveAndSpin(6, 3)moveAndSpin(4, 0)
moveAndSpin(7, 3)
moveAndSpin(0, 7)
53
Which of the following is the
MOST
likely data privacy concern of the upgraded game?
How much time a person spent playing the game
How many locations the player visited
Recording whether the player was speeding when driving to a location.
The player’s score
54
Which fields are key to winning the DARPA Robotics Challenge?
CS, mech eng, bio, electronics, remote
CS, electronics, remote systems, bio
Remote, CS, bio, mech eng
Mech eng, bio, CS
55
What’s a quick solution for delivery routing?
Use software to cluster stops
Wait to perfect route
Let drivers decide
Write fresh code now
56
How can a game designer find efficient sort methods?
Start with 1 player, expand
Use known sort methods
Write shortest code
Use a big server
57
Why choose one language over another?
Static for readable vars
Dynamic to skip type worries
Static to reduce runtime
Dynamic is trendy
58
Why is GIF better than BMP for most images?
Pixel access ensures lossless
Uses fewer bytes for runs
Table format is lossless
Simpler algorithm
59
Procedure isFound(list, item) will return TRUE if an item is found in a list What will the following procedure display?
[ ]
[1, 6, −4]
[1, 35, 6, 76, 4, 98, 5, 1, 8, 96, −4]
[4, 6, −4]
60
An algorithm has n number of steps. Which of the following would be considered a reasonable number of steps?
100n^4
3^n
90^n
n!
61
. What’s the purpose of a digital certificate?
Confirms server’s security was checked by a trusted third party
Verifies site was built by pros
Checks communication systems
Blocks fake server connections
62
Sort the list so 13 doesn't appear
list1 ≠ 13
item ≠ 13
list1 = 13
item = 13
63
User types “Karel”. What does the program print?
Hello Karel
Hello
What is your name? Hello Karel
What's your name?
64
Why does updating a file require more memory than reading a file?
v
A read file uses only the hard disk
A read file requires no memory
A read file requires the entire file be loaded to memory
65
Which search terms help Amelia find wild mustangs?
“Mustang, not the car”
Mustang -car
Site: Mustang
Mustang NOT car
66
Which of the following best approximates the minimum possible time to run all three processes in series?(1
CPU all free)
28 seconds
9 seconds
4 seconds
15 seconds
67
What is the code segment displaying?
0
17
68
34
68
Which of the following best approximates the minimum possible time to run all five processes?
10 seconds
18 seconds
7 seconds
8 seconds
69
Which of the following would
NOT
be a useful metric with which to analyze the data? for viewing area's goals
Third-party wins
Racial makeup
Overall results
County splits
70
What does the following algorithm display?
It always displays “False.”
When B is false, the algorithm displays “False.”
It always displays “True.”
When A is false, the algorithm displays “False.”
71
Why do scientists use simulations?
Cheaper than real-world tests
All listed reasons
Helps form hypotheses
Shows unusual results
72
What is displayed as a result of executing the following code segment?
Waffle Moose Noodles Novack Benji
Dog Waffle Noodles Moose Novack Benji
Dog Waffle Moose Noodles Novack Benji
Moose Benji Novack Waffle Noodles
73
Which of the following code segments does
NOT
correctly set the value of ticketPrice?
D
A
B
C
74
The following picture was taken by a smartphone.
The geographic location where the picture was taken
The Red, Green, and Blue values of the top left pixel
The filename
The date the photo was taken
75
What’s a downside of lossless compression?
Lower resolution
Image looks blurry
File size is large
Some data gets deleted
76
Why use procedures instead of repeating code? (Choose two)
Easier to edit one place
Uses less space
Harder to edit because stored separately
Always works if it worked once
77
Consider the following code segment. What will the executed code display?
All even numbers between 3 and 12
All even numbers between 1 and 12
All odd numbers between 3 and 12
All odd numbers between 1 and 12
78
What will the following program display?
OOOXX
OXXOO
The program is an infinite loop.
OXXOXXOXX
79
Why do computing innovations tend to lead to legal concerns?
Lawyers are unfamiliar with the laws governing computing innovations
The speed of innovations has made these laws harder to enforce.
There is no way to hide you.
These laws may not cover certain aspects of new technology.
80
Which of the following considerations is likely to affect the ability of the program to process large data sets?
The amount of program documentation that should be minimized
The order of the data put into the data set
How much memory the program requires to run
How many program statements the program contains
81
Which is an effect of the digital appointments rather than the purpose of the digital appointments?
ensure an even distribution of tests on both sides of the digital div
No appointments online so individuals get more disease
make people who live in cities less likely to get tested.
The digital appointments will allow for more testing.
82
Why are graphs used to present project results? (Choose two)
Tables can't be put in slides
Easy to read at a glance
Graphs show more detail than raw data
Show trends not seen in raw data
83
What affects a program’s ability to handle big data?
Data order
Documentation size
Program length
Memory usage
84
Find the error in the following low-level programming code.
The 17th 1 needs to be changed to a 0.
The 34th 0 should be a 1.
it would be considerably easier to use an upper-level language.
The 84th digit should be a 1.
85
A program counts the first list item twice. What type of error is it?
Location
Date
Time
On/Off light
86
Which is not a tool for designing programs?
Observations
Surveys
Writing elegant code
User testing
87
What will be the result of the displayed program?
14 6
7 5 9
9 5 7
6 14
88
Which of the following input data is needed by the upgraded game that was
NOT
needed by the original game?
Event sensing; an event would be the user pushing a button or screen
Age of the player
GPS location
Picture of the player
89
What is a major disadvantage of the internet’s model of trust?
Improper trusts can be very damaging if the website is malicious.
A trusted website has the computer's ROM, leading to potential for malice
Any data sent can be read by an interceptor.
Trusted might download malicious code even if it is blocked by a firewall
90
Which of the following data is not provided directly by the user
Speed traveling
Location of landmarks used in the game.
GPS location of user
User name
91
Why does updating a file use more memory than reading?
Must store both original + updated versions in memory
Reading only uses RAM
Reading uses full memory
Updating files don't use disk
92
How does the internet help people collaborate?
Shared cloud editing
All of the above
Send visuals easily
Communicate across distance
93
Why will linear search steps increase with data?
Yes, unsorted additions
No, linear splits data
Yes, steps grow with input
No, code doesn’t change
94
Which statements are NOT true about scientists using big data?
One scientist can't analyze big data
Data sharing reduces medical costs
Diverse teams complicate analysis
Limiting data helps in groups.
95
What is displayed after running the algorithm below?
12
43
133
54
96
What is the code below displaying?
2, 4, 6, 8, 10, 12, 14
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
3, 6, 9, 12, 15
Nothing will be displayed
97
What type of error did the procedure below suffer from?
No error. The program works as intended.
Syntax error
Logical error
Runtime error
98
What is the following program returning?
20
6
76
3
99
Which of the following is
LEAST
likely to be included with the game?
What protocols the mobile device uses to connect to the internet
Location of highly trafficked roads and bridges
Location of high-crime areas that should be avoided
Information about what types of mobile devices can be used
100
Why is 120! output wrong if code is fine?
Float precision limits
Lacks procedures
Factorials are outdated
Integer overflow
