for cloud computing, what is the difference between a traditional computer stack and a virtualized computer stack?
Answers
In a traditional computer stack, the hardware and software components are tightly coupled and run directly on physical servers.
In a virtualized computer stack, the hardware is abstracted and multiple virtual machines (VMs) can run on a single physical server.
In a traditional computer stack, each physical server has its own operating system, applications, and resources. This approach can lead to inefficiencies since each server typically operates at a fraction of its full capacity, resulting in wasted resources.
On the other hand, in a virtualized computer stack, a hypervisor layer abstracts the underlying hardware, allowing multiple virtual machines to run concurrently on a single physical server. Each VM can have its own operating system, applications, and resources, making it more flexible and efficient. This enables better utilization of hardware resources as multiple VMs can share the same server, leading to cost savings and improved scalability.
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Related Questions
Please help me with my question
Answers
Answer:
1. Template
2. Name of the website
3. Signature of the instructor
Write down the situations in which you think primary key will be helpful?
Answers
Answer:
The SQL PRIMARY KEY is a column in a table that must contain a unique value that can be used to identify each and every row of a table uniquely. Functionally, it is the same as the UNIQUE constraint, except that only one PRIMARY KEY can be defined for a given table.
user downloads a widget onto his android phone but is puzzled to see that when the widget is touched an app is launched. what is a possible cause?
Answers
Answer:
Explanation:
A possible cause for the behavior where touching a widget on an Android phone launches an app could be that the widget is incorrectly configured or associated with the wrong app.
Widgets on Android devices are intended to provide quick access to specific functions or information without opening the full application. They are typically placed on the home screen or in a widget panel. When a user interacts with a widget, it should perform the designated action associated with that widget.
If touching a widget launches an app instead of performing the expected action, it suggests that the widget's configuration may be incorrect. The widget may be associated with the wrong app, resulting in the app being launched instead of the intended widget behavior.
To resolve this issue, the user can try the following steps:
1. **Remove and Re-add the Widget**: Remove the problematic widget from the home screen or widget panel and re-add it. This can sometimes refresh the widget's settings and resolve any misconfigurations.
2. **Check Widget Settings**: Some widgets have settings that allow customization of their behavior. The user should verify the widget's settings to ensure they are correctly configured for the desired action.
3. **Reinstall the Widget or App**: If the issue persists, uninstalling and reinstalling the widget or the associated app can help resolve any underlying software conflicts or issues.
4. **Contact App Developer**: If the problem continues, reaching out to the app developer or widget provider for support can provide further assistance in troubleshooting the issue.
It's important to note that the specific cause can vary depending on the widget, app, and device configuration. The steps above provide general guidance to address the issue of a widget launching an app instead of performing its designated action.
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________ applications are software in which the vendor hosts the software online over the internet and you do not to install the software on your computer.
Answers
Answer:
Software as a Service
Explanation:
(◍•ᴗ•◍)
please do this as soon as related to MATLAB Often times the probability distribution of a Random Variable of interest is unknown. In such cases simulation can be a useful tool to estimate the probability distribution Suppose that X1, X2, X3 are each Poisson(3 = 5) independent random variables. And let Y = maximum(X1, X2, X3). We are interested in the probability distribution of Y. Note: Y is a discrete RV Randomly generate N = 1000000 values for each of X1, X2, X3 Matlab code: >>N=1000000; >>lambda=5; >>X1=poissrnd(lambda, [N,1]); % repeat these steps for X2 and X3 To create vector Y where Y = maximum(X1, X2, X3) we can use: >>Y=max(X1,maxX2,X3); % Produces vector:Y = [y]= [maxx1,x2,x3] Note that Y is a discrete RV (possible values 0,1,2,3,...) We estimate py= P(Y = y by the proportion of times Y =y. Create a labelled, normalized histogram of Y. Normalized for a discrete random variable means to express the column height as proportions (Thus, across all values of Y, the proportions must sum to) For a discrete RV,you must be careful that the number of bins (i.e. columns on your graph) aligns with the integer values in your data set. You want 1 integer in each bin. If these are not aligned, you'll see gaps or weird spikes on your graph. You may have to try a couple until you get something you like. A promising candidate is: >>bins=max(Y)-min(Y)+1; To create the labelled, normalized histogram you can use: >> histogram(Y,bins,normalization','probability) >title(Maximum of 3 Independent Poisson Random Variables') >>xlabel(Y) >>ylabel(Estimated PMF of Y) Note: To normalize a discrete RV (as in this case) use probability. To normalize a continuous RV (as you did in a previous Homework problem) use pdf. In addition, compute the mean and standard deviation of Y; the commands are: mean(Y) and std(Y respectively. Note these would be denoted Y and s respectively since they are based only on our sample results they are estimates of and respectively. For you to hand in: a. labelled, normalized histogram of Y b. mean and standard deviation of vector Y c. Use your histogram results to estimate P(Y 5). >>Prob=(sum(Y<=5)/N) a Include your MatLab code
Answers
To estimate the probability distribution of the random variable Y, which represents the maximum of three independent Poisson(λ=5) random variables (X1, X2, X3), we can use simulation in MATLAB.
Here is the MATLAB code to perform the simulation and calculate the required values:
MATLAB
N = 1000000; % Number of samples
lambda = 5; % Poisson parameter
% Generate random samples for X1, X2, X3
X1 = poissrnd(lambda, [N, 1]);
X2 = poissrnd(lambda, [N, 1]);
X3 = poissrnd(lambda, [N, 1]);
% Compute Y as the maximum of X1, X2, X3
Y = max([X1, X2, X3], [], 2);
% Create a labeled, normalized histogram of Y
bins = max(Y) - min(Y) + 1;
histogram(Y, bins, 'Normalization', 'probability');
title('Maximum of 3 Independent Poisson Random Variables');
xlabel('Y');
ylabel('Estimated PMF of Y');
% Compute the mean and standard deviation of Y
mean_Y = mean(Y);
std_Y = std(Y);
% Estimate P(Y <= 5)
Prob = sum(Y <= 5) / N;
By running the provided MATLAB code, you will obtain a labeled, normalized histogram of the random variable Y, representing the maximum of three independent Poisson(λ=5) random variables. The histogram provides an estimate of the probability mass function (PMF) of Y. Additionally, the code calculates the mean and standard deviation of Y using the sample results. These sample statistics serve as estimates of the true mean and standard deviation of the random variable Y. Finally, the code estimates the probability P(Y <= 5) by counting the proportion of samples where Y is less than or equal to 5.
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A data analyst prepares to communicate to an audience about an analysis project. They consider what the audience members hope to do with the data insights. This describes establishing the setting.
Answers
This is how audience involvement is defined. Thinking on what the audience members want to accomplish with the data insights is important for audience engagement in data storytelling.
What is Audience engagement?
A group of people's active and supportive reaction to a live presentation is known as audience engagement.
Engagement of the audience occurs when the presenter succeeds in maintaining their interest, focus, and participation throughout the presentation.
Why is audience participation crucial?
High audience involvement makes you stand out, generates a positive feedback loop that makes your material more important to your community, and may even open up prospects for brand collaborations and other forms of future income.
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Write and test a program that computes the area of a circle. This program should request a number representing a radius as input from the user. It should use the formula 3.14*radius**2 to compute the area and then output this result suitably labeled. Include screen shot of code.
Answers
The program that computes the area of a circle is represented as follows:
x = int(input("Write the length of the radius of the circle: "))
area = 3.14 * x**2
print(area)
The code is written in python
Code explanation:The first line of code ask the user to input the length of the radius. The variable x is used to store the user's input.The variable "area" is used to store the arithmetic manipulation of area of a circle. Then, we print the variable "area". This will print the actual area of the circle with the particular radius you inputted.learn more on python program: https://brainly.com/question/16398286?referrer=searchResults
which is the right answer
Answers
Answer:
B
Explanation:
I think.
Answer:
answer a
Explanation:
as my name starts with a
During an interview, Sabrina i aked to hare one of her value. What i one anwer he could provide that MOST accurately decribe a core value?
A. Church
B. Running
C. Animal
D. Truth
Answers
Truth represents a core value as it involves honesty, integrity, and transparency in one's actions and communication. A person who values truth places a high priority on being honest in all aspects of their life and strives to always act with authenticity and sincerity.
They are trustworthy, dependable, and respect the truth in others. When truth is a core value, it informs one's decisions and actions, and serves as a guiding principle for how they interact with others. In an interview setting, sharing truth as a core value can demonstrate a strong sense of personal integrity and a commitment to transparency, which can be appealing to employers looking for trustworthy and dependable employees.
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What will be displayed in the console when this program runs?
var numList = [10,20,30];
console.log(numList[numlist.length-1]);
A. 2
B. 3
C. 20
D. 30
Answers
Answer:
D
Explanation:
I ran it through app lab and it returned 30
The display in the console when the program runs is (D) 30
The first line of the program initializes numList to [10,20,30]
The second line of the program contains three instructions.
The first instruction calculates the length of numList; the length is 3The next instruction gets the element at index 3 - 1; i.e. the element at the 2nd index; the element is 30The next instruction prints this element i.e. displays 30Hence, the display in the console is (D) 30
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What happens on a phone or tablet if it runs out of RAM to run processes? Is there additional storage?
Answers
Answer:
Ur phone/tablet starts to become laggy
Explanation:
PLEASE HELP U GET A LOT OF POINTS AND MARKED BRAINLIEST
This is a java question.
How do you make a if statement in a while loop, so the if statements condition is that if the while loop is on the second run?
Answers
Answer:
Conditional statements with the proper comparison and boolean operators allow the creation of alternate execution paths in the code. Loops allow repeated execution of the same set of statements on all the objects within a sequence. Using an index based for loop is best suited for making changes to items within a list.
Explanation:
true or false: each page within a website/domain has a unique url.
Answers
True. Each page within a website/domain typically has a unique URL (Uniform Resource Locator) that identifies its specific location on the internet.
The URL serves as an address for accessing and referencing a specific webpage, allowing users to navigate to different pages within a website or SHARE the URL to direct others to a particular page.A URL (Uniform Resource Locator) is a specific web address that is used to locate and access resources on the internet. It provides a standardized way to identify the location of a web page, file, or any other resource. A URL consists of several components:1. Protocol: The protocol specifies the rules and procedures that determine how data is transferred between the client (web browser) and the server. Common protocols include HTTP (Hypertext Transfer Protocol), HTTPS (HTTP Secure), FTP (File Transfer Protocol), etc.
2. Domain Name: The domain name identifies the specific website or server hosting the resource. For example, in the URL "https://www.example.com," "www.example.com" is the domain name.
3. Path: The path specifies the specific location or directory within the website where the resource is located. It follows the domain name and is separated by slashes (/). For example
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which of the following statements about the power of a relational dbms is false? answer unselected the relational database is well suited for analyzing big data, or data that does not easily fit into columns. unselected each table in a relational database contains a key field to uniquely identify each record for retrieval or manipulation. sure i am sure relational database tables can be combined easily to deliver data required by users, provided that any two tables share a common data element. unselected relational database products are powerful partly because they are available as cloud computing services. unselected i don't know yet
Answers
The statement that "the relational database is well suited for analyzing big data, or data that does not easily fit into columns" is false. Each table in a relational DBMS contains a key field to uniquely identify each record for retrieval or manipulation.
Relational DBMS work best with highly structured data, such as sales transactions, customer information, and inventory management. As a result, this statement is incorrect because it is contrary to the capabilities of a relational database. They are best suited to store and retrieve structured data. On the other hand, unstructured data like videos, audio files, and images can be difficult to analyze using a relational database.
DBMS refers to Database Management System. It is a software package designed to define, manipulate, retrieve, and manage data in a database. It also provides users with a simple interface for retrieving and managing data stored in a database.
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Pick the diagrams that are part of the UML set of diagrams.
Answers
The UML (Unified Modeling Language) set of diagrams includes several types of diagrams that are used for modeling different aspects of a software system.
Some of the most commonly used UML diagrams are:
1. Class diagram - This diagram shows the classes and their relationships in a software system. It is used to model the static structure of the system.
2. Use case diagram - This diagram shows the interactions between the system and its users. It is used to model the functional requirements of the system.
3. Sequence diagram - This diagram shows the interactions between the objects in the system over time. It is used to model the dynamic behavior of the system.
4. State diagram - This diagram shows the states that an object can be in and the transitions between them. It is used to model the behavior of an individual object.
5. Activity diagram - This diagram shows the activities that take place in the system and their relationships. It is used to model the workflow of the system.
The types of diagrams that are part of the UML set. Other types of diagrams include component diagrams, deployment diagrams, and communication diagrams, among others. Each type of diagram serves a specific purpose and is used to model a different aspect of the system. By using these diagrams, developers and stakeholders can gain a better understanding of the system and its behavior, and can communicate their ideas more effectively.
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i am making a project i have to advertise a product i picked a futureistic car
can any one halp me with a unknown name that is cool plss
Answers
Answer:
The Futuristic Car. That name is bussin
the fast speed of _______ available today enable computers to work very fast
Answers
Answer:
main hardware components such as:
1. CPU
2. RAM
3. Motherboard (bus speed)
4. Hard drive
5. Video Card
6. Cache
7. Latest operating system (Windows XP, Windows 10, etc.)
histograms are used for numerical data while bar charts are suitable for categorical data. T/F
Answers
True. histograms are suitable for numerical data while bar charts are suitable for categorical data.
Histograms are used to display the distribution of numerical data, specifically continuous data, by dividing the data into intervals called bins. The height of each bar in a histogram represents the number of data points that fall into that bin. On the other hand, bar charts are used to display categorical data,
The height of each bar represents the count or frequency of each category. Bar charts are often used to compare different categories or groups, while histograms are used to show the distribution and shape of the numerical data.
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You purchase a new microphone for your computer to use on S.kype calls. You plug it into the microphone jack, but it doesn’t pick up your voice when you speak into it. What might you need to add to your computer to make it work?
A
firmware
B
a device driver
C
open source software
D
a software license
Answers
Answer:
B
Explanation:
Your computer may not have a pre-installed audio input driver or driver corrsponding to said device
Find out how to print the below pattern in python and also come up with pseudocode,
you have to use for loop for this, you can use a for loop inside the outer for loop.
You can't use operator like " *" in python , only use print statement to print the below pattern. Find out how to print in 5 lines one by one in python , there is a way to print one line then next
X
XXX
XXXXX
XXXXXXX
XXXXXXXXX
Answers
Answer:
for i in range(5):
for j in range(2*i + 1):
print("*", end="")
print()
Explanation:
for row index going from 0 to 5
for column index going from 0 to 2*row index + 1
print * suppressing new line
print a new line to move to next row
Users can select Ease of Access and _______
to alter the length of time a notification appears.
A) Display
B) Mouse pointer
C) Narrator
D) Magnifier
Answers
Answer:
Display
Explanation:
who is a u tuber that does fnaf stuff
Answers
Answer:
i need points sry
Explanation:
Answer:
fusionzgamer jacksectipeye
Explanation:
Need the answer rn!!!!
Answers
Answer:
what language is this? english or no
Explanation:
wes is using usmt to migrate user profiles to newly purchased windows 10 computers in the organization. to begin the migration, he executes the scanstate.exe process on the source computers to collect user profile information. where is this information most likely to be stored?
Answers
Answer:
When using USMT (User State Migration Tool) to migrate user profiles, the scanstate.exe process is used to collect user profile information from the source computers. This information is most likely to be stored in a migration store, which is a location on the source computer where USMT stores the data that it collects.
The migration store can be specified by the user when the scanstate.exe process is run, or it can be set to a default location. The default location for the migration store is typically the local drive of the source computer.
Once the user profile information has been collected and stored in the migration store, it can be used to restore the user profiles to the target computers using the loadstate.exe process. The loadstate.exe process reads the data from the migration store and restores it to the target computers, allowing the user profiles to be transferred to the new Windows 10 computers.
Explanation:
Badges, cards, smart cards, and keys are examples of _____ objects.
Answers
Badges, cards, smart cards, and keys are examples of physical access control objects.Access control systems provide different ways of restricting access to people. An access control system consists of hardware and software components that work together to restrict access to users.
Access control systems have three components, namely, physical, logical, and technical.Physical Access Control ObjectsPhysical access control objects are tangible items that can be used to grant access to a person. They can be either non-electronic or electronic. Keys, cards, smart cards, and badges are some examples of physical access control objects. They can be used to grant access to doors, buildings, or machines.
Logical Access Control ObjectsLogical access control objects include computer passwords, authentication tokens, and biometric scans. These are used to secure computer systems and data stored on them. Logical access control systems are becoming more prevalent in today's computerized world.
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What is the difference between apple store and play store
Answers
______ is a way of preventing errors when data is copied from one medium to another.
Answers
Answer:
Verification.
Explanation:
A database management system (DBMS) can be defined as a collection of software applications that typically enables computer users to create, store, modify, retrieve and manage data or informations in a database. Generally, it allows computer users to efficiently retrieve and manage their data with an appropriate level of security.
A data dictionary can be defined as a centralized collection of information on a specific data such as attributes, names, fields and definitions that are being used in a computer database system.
In a data dictionary, data elements are combined into records, which are meaningful combinations of data elements that are included in data flows or retained in data stores.
This ultimately implies that, a data dictionary found in a computer database system typically contains the records about all the data elements (objects) such as data relationships with other elements, ownership, type, size, primary keys etc. This records are stored and communicated to other data when required or needed.
Verification is a way of preventing errors when data is copied from one medium to another. The verification process doesn't check to confirm if the data copied is within an acceptable boundary (range) or if it makes sense (logical). Instead, it would only ensure that the data copied is the same as those from the original source.
Which of the following statements are true regarding abstraction? Select 3 options.
1.The level of abstraction needed depends on the situation and your goals.
2.Creating a model must occur before abstraction.
3.Abstraction is a process where details are added to further define the problem.
4.Abstraction provides a way to see a complex situation more clearly.
5.Refinement is the opposite of abstraction.
Answers
Answer:
1) Abstraction provides a way to see a complex situation more clearly.
2)Refinement is the opposite of abstraction.
The level of abstraction needed depends on the situation and your goals.
Explanation:
cuz it is, look at the attachment i put
1) Abstraction provides a way to see a complex situation more clearly.
2)Refinement is the opposite of abstraction.
The level of abstraction needed depends on the situation and your goals.
Abstraction and refinement are used in application/system development in the field of computing. Abstraction is used to abstract the details from the model. It means that displaying only essential information about the the model and hiding other details.
While refinement is the idea that is used in software development by moving through each level of abstraction and incrementally refining each level of abstraction, providing more detail at each increment. Refinement is the inverse of abstraction.
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1) describe why an application developer might choose to run an application over udp rather than tcp.
Answers
An application developer might choose to run an application over UDP (User Datagram Protocol) rather than TCP (Transmission Control Protocol) for several reasons. Firstly, UDP is a connectionless protocol, which means that it does not require establishing a connection between the sender and receiver before data transmission.
This feature makes it faster and more efficient than TCP for applications that require quick data transfer, such as online gaming, live video streaming, and real-time communication.
Secondly, UDP is less reliable than TCP, as it does not provide error-checking, retransmission, and congestion control mechanisms. However, for some applications, such as online gaming, a few lost packets or delay in transmission are acceptable, and the priority is to maintain low latency and fast response times. Therefore, UDP is a better choice for such applications.
Lastly, UDP does not have the overhead of TCP, as it does not require establishing and maintaining a connection, negotiating window size, and handling acknowledgments. This simplicity makes it more suitable for applications that require low network overhead and processing, such as voice over IP (VoIP) and domain name system (DNS) queries.
In conclusion, an application developer might choose to run an application over UDP rather than TCP if they prioritize fast data transfer, low latency, and low network overhead over reliability and error-checking.
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Which of the following do switches and wireless access points use to control access through the device?
A. IP Address filtering
B. Session filtering
C. MAC filtering
D. Port number filtering
Answers
Switches and wireless access points use MAC filtering to control access through the device.
MAC filtering is a security method used to prohibit or allow certain network devices to enter your network by creating a list of device identifiers.
MAC filtering enables network administrators to control access to their networks by specifying which computers and devices are allowed to communicate with them. Because MAC addresses are sent when communicating over the network, they can be utilised to distinguish between authorised and unauthorised devices. Thus, MAC filtering provides an additional layer of security for a network. Therefore, it is the correct option C. MAC filtering is the answer.Learn more about MAC filtering visit:
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