Mechanical Turk is a popular data gathering tool that has been used to recruit individuals online from a global, diversified, international participant pool. It simplifies for both people and corporations to hire a distributed labor to carry out these duties virtually. This could involve anything from simple data validation and research to more empathetic activities like taking surveys and content moderation, among other things.
Mechanical Turk is a marketplace for crowdsourcing. It enables businesses to leverage the combined knowledge, abilities, and insights of a global workforce to enhance data gathering and analysis, accelerate machine learning research, and streamline business operations.
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Jenifer wants to add some more hardware to her computer system. If she is adding a video card and a sound card, what must she use on the
motherboard to connect these extras?
OA expansion slots
OB. driver
OC. peripherals
OD. power supply unit
Answer:OA
Explanation: expansion slots, the cards need to slide into the slots to become installed in the back of her pc.
What is the trusted registry that guarantees the authenticity of client and server public keys?
The trustworthy registry that ensures the validity of client and server public keys is known as a certification authority.
In the realm of cryptography, a certificate authority, also referred to as a certification authority (CA), is a company that stores, signs, and offers digital certificates.
A digital certificate confirms the public key ownership of the certificate's stated subject. As a result, statements made about the private key that corresponds to the certified public key can be trusted by third parties (relying parties). A CA serves as a reliable third party who is respected by both the certificate's subject (owner) and the party using it.
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Devices which collect personal health data are:___.
a. outdated.
b. never going to be used.
c. cool.
d. wearable.
Devices that collect personal health data are wearable. Thus, the correct option to this question is (d) wearable.
The terms wearable devices refer to small electronic and mobile devices with sensors and wireless communication capability that are embedded into accessories, gadgets, or clothes, which can be worn by the humans. The wearable devices, when worn by the person, use sensors to collect personal health data.
The wearable devices, when placed on the personal body, can measure health data such as heartbeat, breathing rate, temperature, glucose level, blood oxygen, and blood pressure as well as electrical activity of the brain, heart, skin and muscles.
The wearable devices provide aid to detect major health problems in the early stages. The wearable devices are increasingly helping people to better monitor health status both at personal and medical level.
Other options are incorrect because:
Outdated: Outdated means not in use anymore. But wearable health devices are a way forward to get insight about personal health. Never going to be used: With the technological advancements, the potential future of wearable devices to collect personal health data will be increasing. Cool: Not a suitable term to answer the question.
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Hi. Need help on this question. WILL GIVE BRAINLIEST IF RIGHT. However WRONG ANSWERS WILL BE REPORTED. Friend request will also be sent if wanted.
Write a program which will allow a user to enter their first name, and their favourite food. The program will then print out the sentence which includes the data they input, all in uppercase. For example:
“HENRY LIKES STRAWBERRIES”
Then print out the number of characters in the sentence (including spaces), e.g.:
“The sentence contains 24 characters” [5]
In your program code, you may need to make use of one or more of the following functions: len(), upper(), str()
For example:
notice = "No Entry"
numletters = len(notice) #puts 5 in numletters
newNotice = notice.upper() #puts "NO ENTRY" in newNotice
number = 12345
numberAsString = str(number) #puts "12345" in number as string
bbbbbbbbbbb
Answer:
Write a program which will allow a user to enter their first name, and their favourite food. The program will then print out the sentence which includes the data they input, all in uppercase. For example:
“HENRY LIKES STRAWBERRIES”
Then print out the number of characters in the sentence (including spaces), e.g.:
“The sentence contains 24 characters”
This is my code:
print("What is your name?")
yourname=input("My name is... ")
print("Nice to meet you,", yourname, "!")
print("What is your favourite food?")
food=input("My favourite food is... ")
print("Got it.")
print(yourname.upper(), "likes".upper(), food.upper(), "!")
sentence=yourname,"likes",food
numletters=len(sentence)
print("This sentence has", numletters, "letters.")
This is the result:
What is your name?
My name is... Annabelle
Nice to meet you, Annabelle !
What is your favourite food?
My favourite food is... strawberries
Got it.
ANNABELLE LIKES STRAWBERRIES !
This sentence has 3 letters.
Simon has noticed that his computer seems to be pretty slow. Which Item should he check to Improve his computer's speed?
OA power supply unit
OB. cache
OC read-only memory
OD. pixel
Answer: OA
Explanation: Power supply going bad, the computer will start to lag, go slower and slower, the clock and date will slow down and mess up, you will not be able to multi-task either ...replace the power supply ....
Write a function call using print_sum() to print the sum of x and 400 (providing the arguments in that order).
A function call utilizing print-sum to print the sum of x and 400 is
print-sum(x, 400)
What is sum, exactly?A summation, also known as a sum, is the outcome of adding two or more numbers or quantities. There are always an even number of terms in a summation. There could be only two terms, or there could be one hundred, thousand, or a million. There are summations with an infinite number of terms. SUM Single User Monitor is its full form. The idea of the sum of four stresses the notion that there are numerous—if not infinite—ways to achieve particular outcomes, objectives, aspirations, or locations. To total the numbers, choose a cell next to them, choose AutoSum from the Home menu, and then press Enter.To learn more SUM, refer to:
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What are two common causes of signal degradation when using utp cabling? (choose two.)
Having improper termination and using low quality cables or connectors are the two common causes of signal degradation when using UTP cabling.
UTP cabling is a great way to get high quality signal transmission, but there are a few things that can degrade the signal.
Improper termination can cause all sorts of signal issues, including crosstalk and interference. Make sure that you use the proper tools to terminate the ends of your UTP cable, and that you follow the manufacturer's instructions.
Using low quality cables or connectors can also cause signal degradation. Make sure to use high quality cables and connectors that are rated for the bandwidth and data rate that you need. Using lower quality materials will result in a lower quality signal.
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What is the output resistance of the two stage amplifier not including the 50 ohm load resistance?
As we know, the output resistance of an amplifier is the measure of the opposition to the flow of current at the output of the amplifier. In a two stage amplifier, the output resistance is the resistance of the second stage amplifier not including the 50 ohm load resistance. Therefore, the output resistance of the two stage amplifier not including the 50 ohm load resistance is the resistance of the second stage amplifier.
For example, if the first stage has an output resistance of 100 ohms and the second stage has an output resistance of 200 ohms, the total output resistance of the amplifier would be 300 ohms.
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Give three reasons why assembly-line processes are more efficient but less flexible than batch processes?
Three reasons why assembly line processes are more efficient but less flexible then batch processes.
1. Assembly lines leverage economies of scale, they are typically more effective than batch procedures. In other words, they include producing a lot of goods, which lowers the cost of producing each item individually. When buying in volume, manufacturers may frequently get things at a bargain.
2. Products are produced in batches using a batch method, whereas manufacturing runs continuously on an assembly line. Making a loaf of bread, for instance, is an example of a batch process, whereas manufacturing cars is an example of an assembly line process.
3. While modifications in design and functionality are conceivable in the batch process, they are much more challenging to implement in an assembly line due to the continual production of various parts. In a batch process, a baker might alter the type of flour in response to a customer's request, while a car manufacturer using an assembly line approach would not be able to alter the design of the vehicle.
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Which internet protocol (ip) v6 header field is used to determine the quality of service level for a datagram?
The quality of service level for a datagram is determined by the flow label internet protocol (ip) v6 header field.
To determine the quality of service level for a particular datagram, routers employ the flow label field in conjunction with the traffic class field. A flow is a set of packets that are sent in succession from a specific source to a specific unicast or multicast destination. The intervening routers must also handle the source specifically.
A control protocol may inform the routers of the unique handling's nature. A resource reservation protocol could be the control protocol.
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What is the shortcoming of using mips or flops as a measure of system throughput?
There are a few potential shortcomings of using either MIPS or FLOPS as a measure of system throughput. For one, MIPS or FLOPS can be affected by a number of factors, such as processor speed, number of cores, and memory speed. This can make it difficult to compare two systems using MIPS or FLOPS as a metric.
Another potential issue is that MIPS or FLOPS numbers can be artificially inflated by compiler optimizations or other factors. This can lead to misleading results, and it's often difficult to determine whether or not a system's MIPS or FLOPS numbers are accurate.
Overall, MIPS and FLOPS are decent metrics for measuring system throughput, but they aren't perfect. There are a number of factors that can affect their accuracy, and it's important to keep this in mind when interpreting MIPS or FLOPS numbers.
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The control of data for the use of people and organizations, including data collection, distribution, archiving, removal, and security is
Question options:
software
server
information management
network
The control of data for the use of people and organizations, including data collection, distribution, archiving, removal, and security, is software. The correct option is A.
What is software?A set of instructions, data, or programs used to run computers and carry out specified activities is referred to as software. It is the inverse of hardware, which describes a computer's physical components.
Software is a catch-all phrase for apps, scripts, and programs that execute on a device. A computer can execute three sorts of software: system software, utility software, and application software.
MIS professionals assist businesses in maximizing the return on investment in personnel, equipment, and business processes. MIS is a people-oriented field with a focus on technology-enabled services.
Therefore, the correct option is A, the software.
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What computer component performs calculations and is known as the 'brains' of the computer?
In computers, the Central Processing Unit (CPU) is the primary component that performs all calculations and is considered as the brain of the computers.
The CPU is the base of a computer's operations that performs all calculations necessary to process instructions. It is the CPU that handles data processing in the computers by interpreting and executing instructions. The CPU is also called the brain of the computer.
The CPU is the core component in computers that handles data manipulations, processes instructions, runs programs, enables communication with input, output and storage devices, and regulates all external and internal devices. That is why this component of the computer is also referred to as the decision maker or brain of the computer. Because, it can calculate and perform millions of artihmatic calculation in just a nanosecond.
The CPU can perform such arithmatics and logic calculations, that are mostly performed by arithmatic logic unit ALU of the CPU.
The CPU performs calculations on data in three Steps:
Fetch: The CPU receives the data through input devices. Decode: The CPU processes the input data by performing calculations with pre-implemented algorithms. Execute: The CPU sends the processed data to output devices.You can learn more about Central Processing Units (CPU) at
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Given positive integer num_insects, write a while loop that prints that number doubled up to, but without exceeding 100. Follow each number with a space.
This question requires to write a program that uses a “while loop" and prints the double of a given positive integer type number named “num_intsects” up to the limit of 100. The result of a “double” should not exceed 100. And, the output needs to be printed in a single line in which each doubled number value is followed by a space.
Following is the required program written in Python:
num_insects = int(input('Enter a positive number: ')) # Defines a variable named num_insect to input a positive integer number
while num_insects <= 100: # while loop that checks the num_insects does not exceed 100. Inside the body of while loop num_ insects is doubled and its result is printed
print(num_insects, end=' ') # Prints the computed result and a white space
num_insects *=2 # Doubles the num_insects and stores computed double value in it
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Which hardware part would you check if the computer keeps turning off but the hdd and ram are positive?
The power supply unit should be checked if the computer keeps turning off but the hard disk drive and RAM are positive.
The power supply unit is abbreviated as PSU and is the hardware component that performs the role of electric power supply to the computer as it converts the alternating current to low voltage direct current. A rectifier is the part of the power supply unit that converts alternating current to low voltage direct current. The transformer inside the power supply unit manages the voltage received by PSU while the part known as the voltage operator manages the direct current supplied by the power supply unit.
If the power supply unit is not working properly it may cause the computer to shut down arbitrarily as all the components of the computer require power and if they don't receive the desired power they won't function which will cause the computer to shut down. When the power supply unit is damaged, it may smoke if more than the normal amount of electricity passes through it.
A bad power supply unit generally does not affect the RAM or hard disk drive so if the RAM and hard disk are checked to be functioning properly then the power supply unit should be checked.
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The __________ in suzi's computer is responsible for the operation sent to it by the software.
The CPU in suzi's computer is responsible for the operation sent to it by the software.
What is CPU of a computer?A central processing unit (CPU), is known to be a term that is often called the central processor.
It is known to be the key processor that act as the electronic circuitry that carry out instructions and it is one that is made up of a computer program.
Therefore, The CPU in suzi's computer is responsible for the operation sent to it by the software.
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How do Bluetooth devices connect with a computer?
A. the devices are connected by a SATA cable
OB. the devices are connected by radio frequency Instead of a cable
OC. the devices are physically connected via USB
OD. the devices are connected by a driver
Answer:
OB
Explanation:
Genetic algorithm and linear programming belong in the _______________ general category of bi/analytics.
Genetic algorithm and linear programming belong in the optimization general category of bi/analytics.
A genetic algorithm (GA), which is a subclass of the larger class of evolutionary algorithms in computer science and operations research, is a metaheuristic that takes its cues from the process of natural selection (EA).
The term "linear programming" (LP), sometimes known as "linear optimization," refers to a technique for determining the optimal result in a mathematical model whose criteria are represented by linear relationships, such as the largest profit or lowest cost. Linear programming is a particular kind of mathematical programming (also known as mathematical optimization).
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8) All types of computers consist of two basic parts. a) Hardware & software b) bread & meat none c) superhighway & storage d)
Answer: is hardware and software answer A
A sysadmin is looking to use pre boot execution over a network by keeping operating system installation files on a server. which type of server is this most likely to be?
This type of server is this most likely to be TFTP server. A straightforward protocol called Trivial File Transfer Protocol (TFTP) is used to transfer files between two TCP/IP machines.
Simple file transfers are done using a TFTP server (typically for boot-loading remote devices). TFTP clients can connect to TFTP servers to send and receive files. All that the TFTP protocol can do is send and receive files. It is not possible to delete, transfer, or rename files.
Due to its restrictions, TFTP is an addition to standard FTP rather than a substitute. It is only utilized when features are not essential and simplicity is desired. Although it can be used for various things, bootstrapping is its most popular application.
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A user reports that her monitor will not allow her to switch back-and-forth between Microsoft Word and the Internet explorer. This points to a possible problem with which function of the operating system 
Answer: In a multiprogrammed system, the CPU is always able to share its time between the various programs and the different peripheral devices that need your attention, requiring a mechanism that allows the CPU to change between one software and another without problems.
The interruption mechanism was the basis for the implementation of the schematic parallelism between CPU and different software. For this reason, we can say that if a user reports that the computer monitor does not allow him to switch between Microsoft Word and Internet Explorer. This points to a possible problem with the interrupt mechanism.
Miriam recently lost a considerable amount of weight. Her heart races when she gets on the bus for school, and she gets frequent headaches. Her mind is constantly focused on negative thoughts about school.
Miriam’s symptoms are signs that she should seek professional help for which mental health condition?
apathy
anxiety
sensitivity
impulsiveness
Answer: B
Explanation:
Which argument is not a default filter for data?
O Does Not Equal
O Above Average
O Less Than
O Top 50
The one that is not a default filter for data is Top 50. The correct option is D.
What is a data filter?Creating Default Filters for Workbooks setting default filters on the dashboard ensures that anyone visiting the page for the first time sees the same filters. Dashboards sent via email always include the default filters.
Filters can be used to narrow down and hide sections of your worksheet's data. While it may sound similar to grouping, filtering differs in that it allows you to qualify and display only the data that is of interest to you.
Among the several data filters, top 50 is not the one that is included in this list.
Thus, the correct option is D.
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What method of the number object returns the string for a number with base 10 as the default?
a. the tostring() method
b. the tofixed() method
c. the round() method
d. the toprecision() method
The toString( ) method of the number object returns the string for a number with base 10 as the default.
The String representation of the object is returned by the function toString() { [native code] }() function. Java compiler internally calls the function toString() { [native code] }() function on any object when you print it. Therefore, overriding the function toString() { [native code] }() function yields the appropriate result, which, depending on your implementation, may be the state of an object, among other things.
To return a string representation of an object, use the function toString() { [native code] } function. The function toString() { [native code] }() function is internally called by the Java compiler whenever any object is printed. If not, the function toString() { [native code] }() function that was user-implemented or modified is called.
What does Java's function toString() { [native code] }() function serve? The function toString() { [native code] }() function returns a textual representation of the object when used to represent an object of a class as a String.
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Which xxx and yyy will find the minimum value of all the elements in the array? choices are in the form xxx / yyy.
userVals[i][j] < minVal / minVal = userVals[i][j] XXX and YYY will find the minimum value of all the elements in the array Choices are in the form XXX / YYY.
int userVals[NUM_ROWS][NUM_COLS];
int minVal = userVals[0][0];
for (i = 0; i < NUM_ROWS; ++i) {
for (j = 0; j < NUM_COLS; ++j) {
if (XXX) {
YYY;
}
}
}
We often need to find the minimum value in an array of numbers. There are a few different ways to do this, but the most straightforward is to use a for loop.
We start by assuming that the first element in the array is the minimum. Then, we compare this value to every other element in the array. If we find a smaller number, we know that this is the new minimum.
Here's the code:
int userVals[NUM_ROWS][NUM_COLS];
int minVal = userVals[0][0];
for (i = 0; i < NUM_ROWS; ++i) {
for (j = 0; j < NUM_COLS; ++j) {
if (userVals[i][j] < minVal) {
minVal = userVals[i][j];
}
}
}
You can see that we're just looping through all the elements in the array and keeping track of the smallest number we've seen so far.
There are a few different ways to find the minimum value in an array, but this is the most straightforward. Give it a try the next time you need to find the minimum value in an array!
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The addition or removal of users from a wired network by an administrator is an example of:_________
The expansion or reduction of users from a wired network by an administrator is a sample of Ethernet.
What is the wired network?Devices, including laptops and desktop computers, are connected to the Internet or another network via cables in a wired network. Compared to a wireless network, a wired network has some drawbacks. The fact that your gadget is connected to a router is its main drawback. A wired network uses wires to connect devices, including laptops and desktop PCs, to the Internet or another network. (a) Wireless Network: A wireless network is one that uses electromagnetic (EM) or infrared (IR) waves as its transmission medium instead of a wire. All wireless gadgets will have antennas or sensors. While an Ethernet connection sends data by cable, a WiFi connection sends it over wireless waves.To learn more about wired network, refer to:
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When implementing one or more local variables in a function, where in a program's memory space do these variables typically get stored (assume the variables are non-static)?
Variables mean storage area in the computer's memory. Individually variable gives a whenever the function runs, its regional variables are allocated.
What is a variable? A variable in programming is a topic that can vary based on exterior elements or data that has been supplied to the program. A program generally consists of data that it operates while running and instructions that tell the engine what to manage. In a computer program, information is stored in variables so that it may be accessed and changed. They also give us a means to give data a descriptive name, making it easier for us and the reader to understand our programs. It can be useful to conceive of variables as data storage units. Variables permit us to keep, modify and access this knowledge as the schedule runs.Variables can hold all sorts of details.To learn more about variables, refer to:
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When using storage phosphor plates what equipment is necessary in addition to computer software?
When using storage phosphor plates (SPPs), you will need a few pieces of equipment in addition to computer software. First, you will need a phosphor reader, which is a device that converts the latent image on the SPP into an electrical signal. This signal can then be digitized and displayed on a computer.
Second, you will need a storage phosphor imager, which is a device that captures the electrical signal from the phosphor reader and converts it into a digital image. This digital image can then be viewed on a computer screen or printed out.
Lastly, you will need a computer with software that can process the digital image. This software is used to enhance the image, make measurements, and perform other analysis.
With the proper hardware, software, and storage system, you'll be able to fully utilize the benefits of storage phosphor plates.
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Which of the following explains different types of efficiency? (1 p
O Code length refers to the number of characters in the code. Code cc
O Code complexity refers to the number of characters in the code. Coc
O Time complexity refers to the amount of memory used. Space compl
O Space complexity refers to the amount of memory used. Time comple
Answer:
the third one os the second one
Explanation:
By inspecting the raw data in the packet content window, do you see any headers within the data that are not displayed in the packet-listing window? if so, name one.
No, even though the raw data and the information displayed in the packet-listing window appear to match identically, we don't see any headers.
Describe the HTTP GET Method.
When requesting data from a specific source, the HTTP (HyperText Transfer Protocol) GET method is utilized. Additionally, it can be used to isolate a certain variable from a group. The HTTP POST method asks the providing browser to send data into the server's message system. The GET method and the POST method can both be used to access HTML structures. Whether the POST method or the GET method is chosen, it will affect how form data is sent to the server. For Example-
GET /hello.htm HTTP/1.1
User-Agent: Mozilla/4.0 (compatible; MSIE5.01; Windows NT)
Host: www.checkers.com
Accept-Language: en-us
Accept-Encoding: gzip, deflate
Connection: Keep-Alive
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