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Baker, Alaya Summative Test Project
Baker, Alaya Summative Test Project
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1
Which of the following does NOT need to be considered when determining the credibility of a source?
Use of persuasive techniques within the source
Publisher’s reputation and credentials
Sponsorship of the article or publisher
Author’s reputation and credentials
2
cube (n)
is meant to multiply a number by itself three times. What is returned by
cube(cube(2))
?
64
512
128
8
3
What protocol below guides the rules about how data are subdivided into packets before transmission?
DNS
HTTP
TCP
FTP
4
Which of the following are benefits to having information be easily accessible and changeable?
II and III only
I, II, and III
I only
I and II only
5
How could a robotics team offer online assistance to other teams across the country and answer questions in real time?
Post videos online and provide e-mail address where viewers can send QNAs
Have training sessions via video conference
Create a presentation that shows step-by-step process for writing program.
Provide finished programming code to anyone who wants it.
6
Which of the following is true about redundancy on the internet?
II and III only
I and II only
I only
I, II, and III
7
A website show the impact of gerrymandering. Which of the following would
NOT
be a useful metric to analyze the data?
Third-party wins-number of districts that would be won by either candidate
Racial makeup-number of districts that are majority of a certain race
County splits-number of times a county is divided into multiple districts
Overall results-likely makeup of Congress based on likely winner
8
Which of the following can be represented by a single binary number?
Do you have a puppy?
What is the speed of a puppy chasing a squirrel?
9
What is data mining?
The data associated with a mining operation.
The process of sifting through small data sets to find patterns.
Finding anomalies and correlations in large data sets to predict outcomes.
The data associated with the ore of a mining operation.
10
Which search algorithm would work as intended to find the value 35? [1, 43, 23, 65, 35, 34, 33, 12, 94,576,55]
Insertion sort
Bubble sort
Binary search
Linear search
11
What should replace so the program below displays TRUE 60% of the time?
x MOD 2 = 0
x MOD 2 = 1
x MOD 5 = 0
x MOD 5 = 5
12
Is a binary search always the fastest search when searching for a number in a sorted list?
For a large list, binary searches are always faster.
No, the first pass of linear search finds the number more quickly.
For a large list, linear searches are always faster.
A binary search is always faster with a sorted list.
13
What is screen scraping?
A program extracts data from human-readable output from another program
Creating crevices in a screen to prevent viewing from the side.
A bi-directional ion stream to clear a screen, preventing image burning
The act of using a dampened cloth to wipe unwanted material off a screen.
14
What is the minimum number of searches for a binary search using an ordered list of 100 numbers?
8
1
15
100
15
What is the minimum number of binary digits needed to store the number 56?
3
5
6
1
16
Which of the licenses listed below is NOT a Creative Commons' license?
Others may download and share your work (with credit), but can't change it
Redistribution, commercial and non, as long as its unchanged with credit
Others may distribute and/or sell your work with only credit given to you
Others can remix/build upon your work non-commercially with credit
17
Which of the procedures would be a valid replacement for the above code?
I only
II and III
II only
I , II , and III
18
The following program is intended to display the string 789. What type of error will the following procedure cause?
Logic error
Runtime error
Syntax error
No error
19
Which of the following best approximates the minimum possible time to run all three processes in series?
38 seconds
10 seconds
8 seconds
20 seconds
20
What is displayed by running the code segment?
3 3 6
11 3 8
3 11 3
8 4 6
21
Bill gets an email from his bank. He replies and the next day, his money's gone. He's a victim of what scam?
Spearing
Phishing
Social Engineering
Denial of Service
22
The Caesar cipher is an example of what type of encryption (shift of 3 would cause "cat" to translate to "fdw")?
Public key encryption
No key encryption
Symmetric encryption
Home key encryption
23
What service is used to translate URLs into IP address?
URL2IP Mapping System
Domain Name System
URL Translation System
IP Resolution System
24
Which of the following is a negative trade-off inherent in lossless compression?
The number and size of pixels will be less.
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.
Some of the data will be lost and cannot be recovered.
25
What is metadata?
Egocentric data
Altruistic data
Data from Facebook (Meta)
Data about data
26
What role does a compiler have in processing a high-level language?
Translates code into machine code so computer can understand.
Checks for updates and installs programs onto the computer.
Speeds up the run time of a program.
Ensures that the program has no runtime errors.
27
Which of the following test cases will NOT find the maximum number in the list?
list1[0, 0, 0, 0]
list1[4]
list1[23, 67, 3]
list1[−23, −67, −3, −7]
28
Which of the following is the most likely data privacy concern for the original browser?
Cookies are text files that keep track of website visits and activities
Cookies are responsible for spam and create pop-up advertisements.
Info collected on you might be used to brand you as part of a certain group
Cookies are used to acquire users’ private encryption keys.
29
Which of the following lists is
NOT
a candidate for a binary search?
A list of students in order of height
A list of words in a dictionary
A list of numbers from smallest to largest
A list of words from a poem in the order they appear in the poem
30
When should a heuristic algorithm be used?
determining which files exposed to a virus before checking all files
When calculating the average score for the national SAT test
When finding the lifetime batting average of Mookie Wilson
Finding the quickest way to drive from Orlando to Cold Foot, Alaska
31
Why are internet protocols used?
Internet protocols are needed to slow the growth of the internet.
Internet protocols make the internet scalable and encourage growth.
Internet protocols are specific to the hardware attached to the internet.
32
How many lines need to be cut to completely isolate computer E from computer C?
8
6
3
0
33
If client requests data from Server Alpha, which BEST describes what'll happen if ISP X, Host 3, & Host 11 don't work?
ISP Y receive packets w/ failure to Host 3 and reroute data to working host
Host 1 will compensate for the outage and route the data accordingly
The Client will not receive any data due to the outage
34
How long would it take to download a 400 megabyte video when connection speed is 700 kilobytes per second (kps)?
175 seconds
1.75 seconds
57.1 seconds
571 seconds
35
Which of the following is
NOT
metadata?
The geographic location where the picture was taken
The filename
The Red, Green, and Blue values of the top left pixel
The date the photo was taken
36
What will be the value of x after this code segment executes?
When x > 5, x will remain unchanged. For other values, x will decrease by 1
For all values of x, x will remain unchanged.
For all values of x, x will decrease by 1.
When x > 5, x will increase by 1. For other values, x will decrease by 1
37
What binary number is equal to 10001(BIN) + 3 (DEC)
10011
11110
11100
10100
38
The number of steps in a linear algorithm changes proportional to the size of the input.
True
False
39
A discounted item is priced at $6.594. When buying 3, the total should be $19.78, but it's instead $19.77. Why is this?
The fixed number of bits used to store the values led to an overflow error.
The program does not handle signed integers.
While multiplying the floating point numbers, there was a round-off error.
The program rounded the price for on product, then multiplied by 3
40
What is a major disadvantage of the internet’s model of trust?
Trusted website has power over ROM; damaging if website is malicious
TW can have power over computer; dangerous if website is malicious
Trusted website can't have encrypted communications; data intercepted
Trusted website can download malicious code even if its blocked by firewall
41
Regardless of the compression technique used, you cannot restore a compressed file and get exactly the same file.
False
True
42
Which storage method makes accessibility of data easiest for people in multiple locations wanting to utilize the data?
Mainframe Computer, as it can be accessed from many computers.
Magnetic Drive System. as it can handle all data types.
Cloud Drive, as it allows for multiple users and version control.
USB Flash Drive, it can be copied and handed to multiple users.
43
Which of the following lines of code would cause an error with a robot?
NOT CAN_MOVE (left)
NOT CAN_M0VE (forward)
CAN_MOVE (right)
CAN_MOVE (north)
44
Convert
88DEC
to a binary number.
1011000
1111000
1000001
1010101
45
What would be a good use of constants when initializing variables at the beginning of a program?
I, II, and III
II and III only
I and II only
I and III only
46
In some coding languages, the below code will result in an error. Why?
The Multiple levels of abstraction used oversimplified the coded.
Fixed number of bits for real numbers limits range of floating-point values
Fixed number of bits for characters/integer limits range of integer values
The value of the product will always be 0.
47
Which of the examples below does not indicate a system that has been built on a distributive model?
MMORPG site builds multiple server farms to ensure game is always active
Web dev company creates a version control system for their employees to use
Co. purchases stand alone, backup drives and installs them to all machines
A film company builds a render farm to assist in processing of animations
48
Which of the following correctly lists each protocol with its function?
DNS translates the name of a web server to a valid IP address
TCP/ICP uses a "handshake" to relay packet information
HTTP identifies resource requested
All of the above
49
Which best describes the role of TCP?
The set of rules for the path packets taken on the fault-tolerant internet
Setting rules for a numeric label set to each device connected to internet
A protocol for encrypting and decrypting data transferring on the internet
The foundation of data communication for the World Wide Web
50
Which command can replace <Missing Condition> to result in the last column of the table shown below?
a OR b
a AND (a AND b)
NOT (a AND b)
b AND (a AND b)
51
Sending a compressed version of a file ensures the file is transmitted securely.
True
False
52
Which of the search terms would give specific information about the animal, mustangs?
"Mustang, not the car"
Mustang -car
Site: Mustang
Mustang.com
53
We can convert a number from decimal to octal (base 8) by repeatedly subtracting the largest possible powers of what?
7
2
8
9
54
Which of the following is true of effective collaboration?
II, IV, and V only
I, III, and IV only
All of the above
I, II, III, and V only
55
You type "widgets.cs.fbhs.org" into your browser. Which of the following events will take place 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 the IP address of widgets.cs.fbhs.org
Widgets name server will send the IP address of the widgets.cs name server
Widgets.cs.fbhs.org name server send the IP address of widgets.cs.fbhs.org
56
Which of the following is the
MOST
likely data privacy concern of the upgraded game?
The player’s score
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.
57
What will the following code segment display?
3
11
Nothing will be displayed due to an error.
6
58
What is crowdsourcing?
Obtaining information by getting input from a large number of people
A method of developing code using a large number of people
Mystical powers achieved through enhanced cognizance of a crowd
Providing sources for a large number of documents
59
What could a single binary value represent?
Time
If a light is on or off
Temperature in degrees Celsius
Volume on a radio
60
What is displayed as a result of executing the code segment?
Dog Cat Fish Golden Bandicoot
Golden Bandicoot Cat Fish
Dog Cat Fish
Dog Golden Bandicoot Cat Fish
61
An algorithm has
n
number of steps. Which of the following would be considered a reasonable number of steps?
4n+8n2
3n
n!
100n4
62
After the following code segment is run, what will be the values of x and y?
x is 20, y is 20
x is 30, y is 40
x is 40, y is 30
x is 40, y is 40
63
What are two aspects of efficiency?
execution time and memory usage
memory usage and length of code
execution time and length of code
wall clock time and CPU time
64
Which of the following best approximates the minimum possible time to run all three processes in series?
15 seconds
28 seconds
4 seconds
9 seconds
65
If each pixel in a photo is a combination of 3 color values, what is the min number of bits to store a single pixel?
24
256
512
8
66
When sending a picture using a mobile application, what is true about the packets of information sent?
All of the above.
Packets are received in the order that they are sent.
Packets are sent by the quickest path possible in the correct order.
Packets are sent in multiple paths and can be received out of order.
67
What does the following algorithm display?
When B is false, the algorithm displays “False.”
When B is false, the algorithm displays “False.”
When A is false, the algorithm displays “False.”
When A is false, the algorithm displays “False.”
68
A high-level programming language often uses natural language elements.
True
False
69
Methods that can be used to mitigate the risk of releasing personally identifiable information (PII) in large data sets
I, II, III, and IV only
II, IV, and V only
I, II, and IV only
All of the above
70
Which of the below, represented in binary as a byte, contains the most zeros?
c
.
k
p
71
Which of the following statements is
NOT
correct:
Logic gates are modeled by Boolean functions.
Hardware is the lowest level of abstraction.
Binary data is processed by physical layers of computing hardware.
Logic gates are used to perform operations such as addition and subtraction
72
Which of the following is NOT metadata for the picture?
The picture of the dog
The location where the picture was taken
The time the picture was taken
The memory space taken up by the picture
73
The following rules apply to dance ticket purchases. Which of the following must be true about the code that she writes?
Selection is necessary, but looping is not.
Looping is necessary, but selection is not.
Neither selection nor looping are necessary.
Both selection and looping are necessary.
74
Which choice will ensure that other residents in an apartment complex will not be able to see your wireless network?
I only
I, II, III, and IV
II and IV
II, III, and IV
75
As a move comes to a close, the screen splits and shows recommended movies to watch next. What type of system is this?
Statistical probability model
Reference grouping
Preference categorization
Information filtering
76
In the following flowchart, what is the value of RESULT?
True when either A or B are true
True when both A and B are true
Always true
Always false
77
A simulation showed a decrease in wait time if implemented a touchscreen ordering system but sales decreased. Why?
Wait time &sales are directly proportional so simulation worked as intended
The simulation might not had human preference for ordering food from people
The simulation had considered all variables.
The simulation worked is fine.
78
Which of the following is a cause of the digital divide?
Lack of access to the technology due to affordability
Lack of access to technology due to location
Lack of knowledge on how to use technology
All of the above
79
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]
animal[1] = animal[2]animal[2] = animal[1]
temp = animal[1]animal[1] = animal[3]animal[3] = temp
80
The DRC aims to develop semi-autonomous ground robots that perform tasks. What scientific fields would represent a team?
Remote systems, computer science, biology, and mechanical engineering.
Mechanical engineering, biology, and computer science.
CompSci, mechanical engineering, biology, electronics, & remote systems.
Computer science, electronics, remote systems, and biology.
81
These drawings depict two fundamental cryptographic concepts. Which of the choices properly identify these concepts?
Lexicographic and Asymmetric
Hash Codes and Key Transfers
Asymmetric and Symmetric
Symmetric and Steganography
82
IPv4 has 32-bit addresses. How many bits comprise an IPv6 address?
512
256
1024
128
83
A poolmaker is writing a program using pi in a calculation. Which factors should be taken into consideration?
Ensure the language chosen uses the necessary arithmetic operators
The height of the pool needs to be incorporated into the calculations.
A boolean expression included to determine whether or not a pool exists.
Pi is an irrational number; it will need to be approximated by floating rep
84
Which of the following protocol standardization is NOT a function of the IETF (Internet Engineering Task Force)?
Hypertext Transfer Protocol
JavaScript Coding Protocol
Simple Mail Transfer Protocol
Internet Protocol
85
Why does updating a file (UF) require more memory than reading a file (RF)?
Read file needs no memory so updating file would always need more memory
RF needs to be loaded to memory but UF needs both OG and updated in memory
Read file uses hard disk while updating file needs both hard disk and RAM
RF need only some parts loaded to memory but UF needs entire file in memory
86
What is NOT a technology advancement in law enforcement that is being used by officers in the field?
Drones to surveil areas that are too dangerous or too remote for officers.
Facial recognition software; allows officers to run checks on suspects
Software for predictive policing and better allocation of police resources
Networked police cars that have instant access to info on suspects
87
Why would code with a factorial number produce an unexpected output
The program did not make use of procedures, which made it unstable
Storage limitations constrain integers to max and min values represented
Modern programming languages don't have factorial operations
Real numbers are approximated by floating-point representations
88
Which of the following is
LEAST
likely to be included with the game?
Location of high-crime areas that should be avoided
What protocols the mobile device uses to connect to the internet
Information about what types of mobile devices can be used
Location of highly trafficked roads and bridges
89
Which of the following statements are true about undecidable problems in computer science?
I, II, and III
II and III
I and II
I only
90
Computational science allows experimenting and resultsbased research. What's NOT an application of computational science
Biologist uses simulation to measure predator/prey relationships in parks
Chemist creates a new plastic that's stronger using a computer program
Scientists recreate how tsunamis are impacted by weather conditions
Paleontologists model terrain and natural processes at time fossils deposit
91
What should replace so the program below displays TRUE 60% of the time?
x MOD 2 = 0
x MOD 5 = 5
x MOD 2 = 1
x MOD 5 = 0
92
Which of the following is a cause of the digital divide?
All of the above
Lack of knowledge on how to use technology
Lack of access to the technology due to affordability
Lack of access to technology due to location
93
Which of the following are true when trying to use lossless compression (LC) to download and decompress an image?
There's always a danger that the compression is actually lossy
Algorithms for lossless compression exist. (Also correct, but don't click)
A heuristic approach achieves LC for most digital representations
A heuristic approach achieve LC but isn't always the most efficient
94
Which of the following statements below is NOT true about lossless and lossy compression?
lossless compression breaks file into a smaller form then puts it together
Scanning a picture creates a lossy result. The program interprets the og
Lossy formats compresses and rebuilds to its exact original form.
Moving music is a lossless format to reduce the size of the file
95
A site allows has users that can modify the information in the article. What site is this?
RSS Feed
Newsgroup
Webopedia
Wiki
96
Why is it important to find an efficient solution to a problem?
An efficient solution can make it easier to analyze larger data sets.
An efficient solution can always be solved in a reasonable amount of time.
Efficient solution uses more computer resources, ensuring results are right
An efficient solution makes it harder to copy an algorithm.
97
What is displayed because of executing the code segment?
1 3 5 7 9
9
1 5 7
3 9
98
Sort the following by levels of abstraction, from lowest to highest:
I, II, III, IV
I, IV, II, III
I, IV, III, II
I, III, IV, II
99
What type of algorithm would be best used for fraud detection? These algorithms collect large amounts of data.
Heuristic algorithm
Searching algorithm
Brute force algorithm
Optimization algorithm
100
What is an example of a way that a “smart grid” could assist with human capabilities?
The grid could prevent blackouts altogether.
The grid could control the temperature of an A/C or a heating unit directly
The grid could distribute power in the most efficient manner possible
The grid could ensure that all computers on it are properly updated.
