Which of the following is a true statement about data transmitted over the internet?

All data traveling over the internet is in binary.

Why did Lisa's emailed high-resolution dog photos appear blurry to her grandmother?

Lossy compression reduced file size and image quality.

Which of the following best describes the result of running the program code?

Nothing is displayed; the program results in an infinite loop.

The findings from a project are typically presented using a graph as opposed to table or raw data. Why might this be?

Graphs are easier to read and interpret at a glance., Graphs can show trends that might not be easily seen with raw data.

Why is cryptography essential to cybersecurity?

Cryptography keeps data unreadable if intercepted.

Under which of the following conditions is it most beneficial to use a heuristic approach to solve a problem?

When the problem can't be resolved quickly & an approximate solution is ok.

What will the following code segment display?

Nothing will be displayed due to an error.

Which of the codes below will correctly swap the frog with the bear?

This is too hard—easier to find errors with a high-level language.

Which of the following is true about data compression?

Data compression reduces a file's size for storage/ transmission.

Which data isn't provided directly from the user or device but needed for the game to run?

Location of landmarks used in the game

Which of the following algorithms require both selection and iteration?

A list of integers, the algorithm displays only the negative integers, A list of integers, algorithm counts even integers.

Which of the following is NOT an investigation tool for designing programs?

Programming the most elegant code

Which of the items below is NOT a technology advancement in law enforcement that is being used by officers in the field?

Facial recognition system for instant suspect checks.

When writing a program for large data processing, what factors might affect its performance?

How much memory the program requires to run

Which of the following is considered a potential effect of the mobile game rather than the purpose of the game?

People are not watching where they are walking and are getting injured.

What is displayed as a result of executing the following code segment?

Moose Benji Novack Waffle Noodles

Why does updating a file require more memory than reading a file?

Reading loads the file to memory, while updating requires both versions.

Monica types widgets.cs.fbhs.org, into the URL bar in her browser. Which event is might occur among the DNS servers?

The widgets.cs.fbhs.org name server sends IP address of widgets.cs.fbhs.org

Which of the following is LEAST likely to be included with the game?

What protocols the mobile device uses to connect to the internet

Which of the following lists is NOT a candidate for a binary search?

A list of words from a poem about sunshine in the order of appearance

CSList contains the following data: [’c’, ’o', ’m’, ’p’, ’u', ’t', ’e’, 'r'], what'll be displayed by mystery(CSList) ?

computer computer computer computer computer

If the client requests data from Server Alpha, what most likely happens if ISP X, Host 3, & Host 11 aren't working?

ISP Y re-routes to a working Host after detecting the failure of Host 3.

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Tripathi, Sara - Summative Test Project

100 termsStudBud Administration

This quiz is a good review for the multiple choice portion of the AP Computer Science Principles Exam.

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Questions 100

Answers

1
Which of the following is a true statement about data transmitted over the internet?
All data traveling over the internet is in binary.
Packets are received in the same order that they are sent.
The Internet's redundancy is managed by standards set by large companies
The Digital Millennium Copyright Act has challenged the domain name system.
2
Why did Lisa's emailed high-resolution dog photos appear blurry to her grandmother?
Lossy compression reduced file size and image quality.
File sent in packets, reassembled correctly.
Some image data is always lost during email transmission.
Lossless compression reduced file size without quality loss.
3
What will be the output of the following program?
14
7 5 9
9 5 7
14 6
4
What is the appropriate name for the procedure?
CANT_ESCAPE()
ESCAPE()
IS_TRAPPED()
SPIN()
5
What should replace so the program below displays TRUE 60% of the time?
x MOD 2 = 1
x MOD 5 = 0
x MOD 2 = 0
x MOD 5 = 5
6
If a does not equal b, what error has occurred?
Hexadecimal conversion error
Roundoff error
Overflow error
a will equal b on all computers
7
Which of the following best approximates the minimum possible time to run all three processes in series?
15 secs
4 secs
28 secs
9 secs
8
Pixels have RGB values from 0 to 255. Software raises red pixels by 40, capping at 255. This is...
Lossless transformation
Frequency transformation
Lossy transformation
Addition transformation
9
Which of the following best describes the result of running the program code?
Nothing is displayed; the program results in an infinite loop.
The number 0 is displayed.
The number 10 is displayed.
The number 6 is displayed.
10
The findings from a project are typically presented using a graph as opposed to table or raw data. Why might this be?
Graphs insert easily in slideshows/documents, tables cannot.
Graphs are able to show all of the detail necessary to understand data.
Graphs are easier to read and interpret at a glance.
Graphs can show trends that might not be easily seen with raw data.
11
Why is cryptography essential to cybersecurity?
Cryptography prevents third-party connection hijacks.
Cryptography blocks edits to public server files.
Cryptography keeps data unreadable if intercepted.
Cryptography stops server data from being changed.
12
Under which of the following conditions is it most beneficial to use a heuristic approach to solve a problem?
When the problem can be resolved timely and an exact solution is needed
When the problem can be resolved quickly and an approximate solution is ok.
When the problem can't be resolved quickly & an approximate solution is ok.
When the problem can't be resolved timely and an exact solution is needed
13
What will the following code segment display?
6
3
Nothing will be displayed due to an error.
11
14
What will be the result of the displayed program?
14 6
6 14
7 5 9
9 5 7
15
The algorithm should total list1, skipping 13. What code replaces <missing code> to make it work?
list1 ≠ 13
item ≠ 13
list1 = 13
item = 13
16
Which of the codes below will correctly swap the frog with the bear?
The 34th 0 should be a 1.
The 17th 1 needs to be changed to a 0.
The 84th digit should be a 1.
This is too hard—easier to find errors with a high-level language.
17
Which of the following is true about data compression?
Data compression can be used for pictures and video only.
Lossless data compression is the best compression under all conditions.
Data compression reduces a file's size for storage/ transmission.
Lossy compression cannot be used when sending pictures.
18
Which data isn't provided directly from the user or device but needed for the game to run?
Speed traveling
GPS location of the user
Location of landmarks used in the game
User name
19
If the variables onTime and absent both have the value false, what is displayed as a result of running the code segment?
Is anyone there?
Hello. Better late than never.
Better late than never
Hello. Is anyone there?
20
An algorithm has n number of steps. Which of the following would be considered a reasonable number of steps?
n!
3n
4n + 8n2
100n4
21
Convert 1011011 to decimal.
84
91
85
92
22
Which of the following lines of code would cause an error with a robot?
CAN_MOVE (right)
NOT CAN_MOVE (left)
CAN_MOVE (north)
NOT CAN_MOVE (forward)
23
Which of the following algorithms require both selection and iteration?
A list of integers, the algorithm displays only the negative integers
An algorithm that, given two integers, displays the greater one
A list of integers, the algorithm displays the sum of the integers
A list of integers, algorithm counts even integers.
24
Which of the precautions will prevent the other residents in the apartment complex from seeing Noah’s wireless network?
I only
I and IV
I, II, III, and IV
I, II, and IV
25
Which task might take the most time for a company with 100,000 customers based on the table data?
Backing up data
Deleting entries from data
Deleting entries from data
Sorting data
26
What is the minimum number of lines that must be cut to isolate F completely?
0
4
6
8
27
Which of the following is NOT an investigation tool for designing programs?
Collecting data via surveys
Programming the most elegant code
Direct observations
User testing
28
What type of algorithm would be best used for fraud detection by credit card companies?
Optimization algorithm
Heuristic algorithm
Searching algorithm
Brute force algorithm
29
What is the binary equivalent of the decimal number 45?
101101
10100
110110
11100
30
Which of the items below is NOT a technology advancement in law enforcement that is being used by officers in the field?
Drone surveillance for high-risk or inaccessible areas.
Predictive policing software to optimize resource allocation.
Interconnected police cars with real-time suspect access.
Facial recognition system for instant suspect checks.
31
When writing a program for large data processing, what factors might affect its performance?
How many program statements the program contains
The order of the data put into the data set
The amount of program documentation that should be minimized
How much memory the program requires to run
32
What is the decimal equivalent of the binary number 111101?
61
55
47
45
33
What is the decimal equivalent of the binary number 10101100?
182
172
162
192
34
Which of the following test cases will return the correct average using the procedure below?
numbers[11, 35, 6]
numbers[1, 1, 35, 6]
numbers[3, 5, 11, 6]
numbers[0, 1, 35, 6]
35
What will the following program display?
OOOXX
OXXO
OXXOXXOXX
The program is an infinite loop
36
What percentage of the time will the following program display a number?
75%
25%
10%
20%
37
Which of the following is considered a potential effect of the mobile game rather than the purpose of the game?
People are not watching where they are walking and are getting injured.
People are exercising.
Players are becoming more cultured by visiting artworks.
Players play the game in their spare time.
38
What is displayed as a result of executing the following code segment?
Waffle Moose Noodles Novack Benji
Dog Waffle Noodles Moose Novack Benji
Moose Benji Novack Waffle Noodles
Dog Waffle Moose Noodles Novack Benji
39
What should replace <missing condition> so that the program below display TRUE 10% of the time?
x <= 9
x < 1
x <= 1
x < 9
40
Why does updating a file require more memory than reading a file?
When reading, it loads specific parts; updating needs the full file.
Updating files always require more memory than read files.
Reading a file uses only the hard disk, updating needs both hard disk &RAM.
Reading loads the file to memory, while updating requires both versions.
41
An algorithm compares "number" to "randomNumber" & calls checkForInEquality() if they differ. What is <missing code>?
IF(number = true AND randomNumber = drawing)
IF(number = randomNumber)
IF(number = true OR randomNumber = true)
IF(number ≠ randomNumber)
42
Monica types widgets.cs.fbhs.org, into the URL bar in her browser. Which event is might occur among the DNS servers?
The .org name server will send the IP address of the fbhs.org name server.
The .org name server will send IP address of widgets.cs.fbhs.org
The widgets name server will send the IP address of widgets.cs name server.
The widgets.cs.fbhs.org name server sends IP address of widgets.cs.fbhs.org
43
Consider the following code segment, which uses the variables x, y, and z. What will the following program display?
12 24 24
6 12 24
12 12 12
24 24 24
44
Which of the following input data is needed by the upgraded game that was NOT needed by the original game?
Picture of the player
Age of the player
Event sensing; an event would be the user pushing a button or screen
GPS location
45
What is the decimal equivalent of the binary number 11010010?
150
310
210
75
46
What percentage of the time will the program display an even number?
50%
40%
10%
20%
47
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 high-crime areas that should be avoided
Location of highly trafficked roads and bridges
Information about what types of mobile devices can be used
48
Which of the following lists is NOT a candidate for a binary search?
A list of words in a dictionary
A list of students in order of height
A list of words from a poem about sunshine in the order of appearance
A list of numbers from smallest to largest
49
According to the domain name system (DNS), which of the following is a subdomain of the domain example.com?
about.example.com
example.org
example.com.org
example.co.uk
50
CSList contains the following data: [’c’, ’o', ’m’, ’p’, ’u', ’t', ’e’, 'r'], what'll be displayed by mystery(CSList) ?
computer computer computer
cmptr cmptr cmptr cmptr cmptr
cmptr cmptr cmptr
computer computer computer computer computer
51
If the client requests data from Server Alpha, what most likely happens if ISP X, Host 3, & Host 11 aren't working?
The Client will not receive any data due to the outage
Host 1 will compensate for the outage and route the data accordingly.
ISP Y re-routes to a working Host after detecting the failure of Host 3.
52
What will the program below display?
Nothing due to an infinite loop
488
3 8 0
2 8 14
53
What should replace <missing condition> so that the program below displays TRUE 60% of the time?
x > 10
x >= 6
x >= 9
x < 6
54
Which of the following is NOT metadata for the picture?
The location where the picture was taken
The time the picture was taken
The picture of the dog
The memory space taken up by the picture
55
Which command can replace <Missing Condition> to result in the last column of the table shown below?
a AND (a AND b)
NOT (a AND b)
a OR b
b AND (a AND b)
56
The procedure isFound(list, item) will return TRUE if an item is found in a list. What'll this procedure display?
[1, 35, 6, 76, 4, 98, 5, 1, 8, 96, −4]
[1, 6, −4]
[4, 6, -4]
[ ]
57
Which of the following is the MOST likely data privacy concern of the upgraded game?
Recording whether the player was speeding when driving to a location.
How much time a person spent playing the game
How many locations the player visited
The player's score
58
What is displayed as a result of executing the code segment?
Golden Bandicoot Cat Fish
Dog Golden Bandicoot Cat Fish
Dog Cat Fish Golden Bandicoot
Dog Cat Fish
59
What is the following program returning?
20
37
27
25
60
Which of the following types of components is necessary for cybersecurity?
I, II, and III
I only
III only
I and II only
61
What is the code below displaying?
3, 6, 9, 12, 15
Nothing will be displayed
2, 4, 6, 8, 10, 12, 14
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
62
A company aids scientific research by developing and testing simulations, potentially resulting in what?
Continuous abnormal results in a simulation can indicate further research.
The company could simulate costly concepts with the help of scientists.
Scientists can use simulations to gather information to create hypotheses.
All of the above
63
How many more IP addresses will become available by switching from IPv4 (2^96 IP address) to IPv6 (2^128 IP addresses)?
2^96 as many addresses
Twice as many addresses
96 as many IP addresses
2^2 as many addresses
64
What would be a good use of constants when initializing variables at the beginning of a program?
I and II only
I and III only
II and III only
I, II, and III
65
When a web browser asks a server for a website’s address using IPv4, one of the responses does NOT include: _________.
174.260.45.144
54.116.188.246
128.198.232.65
92.11.198.113
66
In terms of ASCII character encoding, which letter is represented by the number 68?
D
A
B
C
67
A parallel program checks 100 puppy pictures in 400 secs, while the serial version takes 4,000 secs. What's the speedup?
1
1000
10
100
68
What will the following algorithm display after running the code below?
2
3
1
4
69
Why does program code have to be run through a compiler?
It doesn’t, as the new program could be run directly from the code.
Program code must be debugged by the compiler before it can ever run.
Program code must be translated into a language the computer understands.
Program code is write-only until it is run through a compiler.
70
What is the code segment displaying?
68
34
0
17
71
What is the binary equivalent of the decimal number 168?
10101110
11101000
10101000
01000100
72
What is a major disadvantage of the internet’s model of trust?
Trusted websites lack encryption, making data vulnerable to interception.
A reliable website can harm the computer’s ROM if malicious.
Even with a firewall, a trusted site can still download malware.
Improper trusts in a malicious website can harm a computer significantly.
73
Which of the following illustrate ways that the internet facilitates collaboration?
I, II, and III
II and III
I only
I and III only
74
What will the following code segment display?
10
9 10 7 4 1
Nothing will be displayed due to the error index out of bounds
1 4 7 10 9
75
What will the program below display?
2 7
3 7
4 8
2 8
76
Colors are decimal values from 0 to 255. With three color values per pixel, the minimum bits needed for a single pixel?
24
8
256
512
77
What will the executed code display?
All even numbers between 3 and 12
All odd numbers between 1 and 12
All odd numbers between 3 and 12
All even numbers between 1 and 12
78
The code displays the sum of a list but counts the first element twice, giving a wrong total.What type of error is this?
Runtime error
Logical error
No error. The program works as intended.
Syntax error
79
What is the value of sum displayed after this algorithm is run?
Error
6
0
4
80
Maddie wants to download a 400 megabyte video. Her connection speed is 700 kps. How long will the download take?
175 secs
57.1 secs
1.75 secs
571 secs
81
These drawings depict two fundamental cryptographic concepts. Which of the choices properly identify these concepts?
Hash Codes & Key Transfers
Asymmetric and Symmetric
Lexicographic and Asymmetric
Symmetric and Steganography
82
Which best describes the role of TCP?
The set of rules for the path packets taken on the fault-tolerant internet.
A common protocol for encrypting/decrypting data transferring on internet.
The foundation of data communication for the World Wide Web
Establishing rules for Internet Protocol (IP) address assignment
83
A robotics team would like to answer questions in real time. What is the best option for the robotics team?
Create a slideshow that shows a step-by-step process for writing a program.
Use a video conferencing app to conduct programming sessions
Provide finished programming code to anyone who wants it.
Post videos of the programming process online & provide a contact email.
84
Which of the following protocol standardization is NOT a function of the IETF (Internet Engineering Task Force)?
Javascript Coding Protocol
Simple Mail Transfer Protocol
Internet Protocol
Hypertext Transfer Protocol
85
For which of the following goals would it be more useful to analyze the data instead of the metadata?
To determine the user's post with the top comments
To determine the users who post messages most frequently
To determine the time of day that the site is most active
To determine the topics that many users are posting about
86
Why do computing innovations tend to lead to legal concerns?
Old laws may not address new tech due to pre-digital origins.
Lawyers are unaware of multi-state computing innovation laws.
it is impossible to hide your IP address, so laws are easily enforced.
Internet copyright laws are challenged by rapid innovations
87
Which of the following is a negative trade-off inherent in lossless compression?
The file can be difficult to email and can take up lots of memory storage.
The image quality will be less and will result in a blurry image.
The number and size of pixels will be less.
Some of the data will be lost and cannot be recovered.
88
To access ThreadLocalRandom in the hierarchy above, using which command can we import it correctly?
import java.ThreadLocalRandom
import ThreadLocalRandom.concurrent.util.java
import java.util.function.ThreadLocalRandom
import java.util.concurrent.ThreadLocalRandom
89
In the following flowchart, what is the value of RESULT?
Always True
True when either A or B are true
Always False
True when both A or B are true
90
What is the decimal equivalent of the binary number 11001?
28
25
3
13
91
Which of the following can be represented by a single binary digit?
Geographical location
date
Time
Light on/off
92
Which of the following best approximates the minimum possible time to run all five processes below?
7 secs
8 secs
10 secs
18 secs
93
What is displayed after running the algorithm below?
145
133
43
12
94
What does the following algorithm display?
It always displays “True.”
When A is false, the algorithm displays “False.”
It always displays “False.”
When B is false, the algorithm displays “False.”
95
Which of the following statements is NOT correct:
Logic gates are modeled by Boolean functions.
Binary data is processed by physical layers of computing hardware.
Logic gates are used to perform operations such as addition & subtraction.
Hardware is the lowest level of abstraction
96
Convert 88 (DEC) to a binary number
1011000 (BIN)
1000001 (BIN)
1010101 (BIN)
1111000 (BIN)
97
What is displayed as a result if the user inputs “Karel” to the program?
What is your name?Hello Karel
What is your name?HelloKarel
What is your name? Hello Karel
Hello Karel
98
What will y display?
20
16
0
15
99
What type of encryption technique does the Caesar cipher use?
Public Key encryption
No key encryption
Home key encryption
Symmetrical encryption
100
Which of the following is NOT metadata?
The Red, Green, and Blue values of the top left pixel
The filename
The geographic location where the picture was taken
The date the photo was taken

Tripathi, Sara - Summative Test Project Flashcards | StudBud