the number of instances of any entity that can or must be associated with each instance of another entity is known as

Answers

Answer 1

The number of instances of any entity that can or must be associated with each instance of another entity is known as Cardinality Constraints.

What is Cardinality Constraints?

Cardinality constraints are one of the most important kinds of constraint in conceptual modeling. In addition to constraining the population of relationship types, cardinality constraints help us to understand the meaning of the types involved, and they also play an important role in system design. In summary, the cardinality constraint determines the maximum number of relationship instances in which an entity can participate.

There are 4 types of cardinality ratios:

Many-to-Many CardinalityMany-to-One CardinalityOne-to-Many CardinalityOne-to-One Cardinality

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Related Questions

How to fix there was a problem communicating with steam. please try again later?

Answers

To fix the "There was a problem communicating with Steam. Please try again later" error message, there are several troubleshooting steps that can be taken.

First, check to make sure that the Steam client is up to date and that there are no ongoing server issues or maintenance activities on the Steam platform. If the problem persists, try clearing the Steam client's cache and cookies, restarting the computer or router, and disabling any third-party antivirus or firewall software that may be interfering with the Steam client's network connectivity. If none of these steps resolve the issue, it may be necessary to contact Steam support for further assistance.

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To improve your cardiorespiratory fitness, you should exercise at least ____ times per week.
A) two to four.
B) three to five.
C) four to seven.
D) one to five.

Answers

Cardiorespiratory fitness is how well your body can supply oxygen to working muscles during exercise. Improving cardiorespiratory fitness has several health benefits, such as reducing the risk of heart disease, stroke, and diabetes. Exercise frequency is critical for improving cardiorespiratory fitness.

The answer to this question is B)

Three to five.According to the American Heart Association (AHA), adults should aim for at least 150 minutes of moderate-intensity exercise or 75 minutes of high-intensity exercise every week. To achieve these goals, adults should exercise for at least 30 minutes per day, five days a week, or 25 minutes per day, six days a week.

Therefore, a minimum of three sessions per week is recommended to maintain fitness gains. The more you exercise, the more significant the health benefits. Exercise frequency also helps build consistency in your fitness program, making it easier to achieve your goals.

According to the American College of Sports Medicine, the frequency of exercise depends on your fitness level, goals, and exercise type. Beginners may benefit from exercising two to three times per week, while more advanced exercisers may exercise up to five times per week.

Therefore, it is crucial to tailor your exercise frequency to your fitness level, goals, and exercise type to maximize the health benefits.

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Refer to the exhibit. Baseline documentation for a small company had ping round trip time statistics of 36/97/132 between hosts H1 and H3. Today the network administrator checked connectivity by pinging between hosts H1 and H3 that resulted in a round trip time of 1458/2390/6066. What does this indicate to the network administrator

Answers

Answer:

Explanation:

https://examict.com/refer-to-the-exhibit-baseline-documentation-for-a-small-company-had-ping-round-trip-time-statistics-of-36-97-132-between-hosts-h1-and-h3-today-the-network-administrator-checked-connectivity-by-pingi/

what technology reduces the amount of storage needed to store an organization’s data?

Answers

The technology that reduces the amount of storage needed to store an organization's data is data compression. Data compression is the process of encoding data in a more efficient way, reducing the size of the data files or storage required to store the information.

There are different compression algorithms and techniques used to achieve data compression. These algorithms identify patterns, redundancies, or other characteristics in the data and encode them in a more compact representation. When the data is decompressed or accessed, it is restored to its original form. Data compression is widely used in various areas, including computer systems, networks, databases, multimedia, and more. It helps optimize storage capacity, reduce bandwidth requirements, improve data transfer speeds, and save costs associated with storage infrastructure. Commonly used compression techniques include lossless compression, which retains all the original data without any loss, and lossy compression, which achieves higher compression ratios by sacrificing some details or quality in the data. The choice of compression technique depends on the specific requirements, priorities, and types of data being compressed. Overall, data compression plays a crucial role in minimizing storage requirements and efficiently managing an organization's data by effectively utilizing storage resources and reducing costs.

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Sushant is a new manager and he wants to share his ideas and working protocol with his team.Compare the advantages and disadvantages of oral and written communication and suggest him which form of communication would be more effective.

Answers

Answer:

Advantages of Oral Communication

Use of visual aids like PowerPoint presentation while explaining his ideas and working protocols would help his team to understand him better.There is a spontaneous response from the staff which is more genuine than written response.

Disadvantages of Oral Communication

It could prove to be a problem if Sushant has stage fright or is not an effective communicator, which could form an impression of him by the staff.Staff may forget some of Sushant's words as no memory is as reliable as written information.

Advantages of Written Communication

A well written memo explains the ideas and working protocols that Sushant wants to relay to the staff.There could be a questionnaire for the staff to give feedback.Aims, objectives are clearly stated.

Disadvantages of Written Communication

If the written material is too lengthy, it could be a problem to learn or memorise.

It is recommended that Sushant should use written form of communication to convey his ideas and working protocols as it is more effective.

Describe how computer simulations have helped to improve mathematical models and the significance they play in developing solutions.

Answers

Answer:

Kindly check explanation

Explanation:

Simulation means the act of using computer programs to generate a replica of real world or intended rela life application which are being tested, monitored and adjusted over time. Simulated models have played a huge role in developing solutions that have been built and refined by these simulation softwares such that it is much more easier to test these models before coming to make a real life match for it. This often save cost and offers a faster way of building models as there is no need for physical coupling before generating the model. In filed such as health, simulation models of body parts and other fragile areas can be made withoutvthe need for a real human during testing or building.

There are different functions of computer. Computer simulations have become a useful part of mathematical modelling because they help in the;

Mathematical modelling of a lot of natural systems that are found in physics, chemistry and biology.

Mathematical modelling of a lot of human systems such as those found in economics, psychology, and social science etc.

They have help us to have a preview or insight into the various work or operation of those systems.

Computer simulations that are build models in science, technology and entertainment has help to save time and money, and allow man to do things that would be impossible to do before.

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what does abraham Lincoln whish for his son's teacher​

Answers

Answer:

To teach him his talents and brains

basically to teach them what the teacher knew

To live this life will require faith, love and courage. So dear Teacher, will you please take him by his hand and teach him things he will have to know, teaching him – but gently, if you can. Teach him that for every enemy, there is a friend. He will have to know that all men are not just, that all men are not true.

which of the following was the gettysburg address specifically designed to communicate?

Answers

The Gettysburg Address was designed to communicate the importance of preserving the Union and honoring those who fought and died in the Civil War. President Abraham Lincoln delivered the address on November 19, 1863, at the dedication of the Soldiers' National Cemetery in Gettysburg, Pennsylvania.

The Civil War was a turning point in American history, and the Gettysburg Address was a pivotal moment in the war.The Gettysburg Address is considered one of the most important speeches in American history. Lincoln's speech was less than three minutes long, but it conveyed the importance of the Union and the sacrifice made by those who fought and died in the Civil War. He emphasized the importance of preserving the Union and ensuring that the sacrifice of the soldiers would not be in vain. The speech also acknowledged that the struggle for freedom and equality was not yet complete and that the nation had a duty to continue working toward those ideals.

Lincoln's words were a rallying cry for the Union and helped to boost morale during a time of great hardship. His speech was a reminder that the nation was founded on the principle of liberty and that it was the duty of every citizen to preserve that freedom. The Gettysburg Address has been remembered and studied for generations and continues to inspire Americans to this day.

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which of the connection types listed is used to support analog telephony

Answers

POTS (Plain Old Telephone Service) is the connection type used to support analog telephony.

What is the telephony about?

POTS (Plain Old Telephone Service) is a type of connection that was originally used to support analog telephony, which is the traditional method of providing telephone services over copper wire. POTS uses a circuit-switched network to transmit voice signals over the telephone network and supports a limited range of services, including voice calls, fax, and dial-up internet access.

Therefore, POTS is considered to be a reliable and stable technology that has been widely used for many decades, although it is being replaced by newer technologies, such as digital telephony and IP-based services. Despite its age, POTS is still in widespread use, especially in rural and remote areas where other technologies may not be available,

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help me asap ill give brainliest

help me asap ill give brainliest

Answers

Answer:

Give me brainliest thanks

why is my account disabled in the app store and itunes

Answers

A device can be disabled if you try to use an unauthorised device to access iCloud, make purchases, or submit personal data on a phishing website.

Why am I unable to download an app?

A lack of storage on your device may prevent programmes from installing and downloading. If any of the following occurs, your smartphone may be running out of storage space: On your device, there is less over 1 GB of space left.

Where is the iPhone App Store?

Swipe left through all of your Start Screen pages on the Home Screen to access the App Library. Enter the app name that you're looking for by tapping the search box at the bottom of the screen. You may also use the scroll bars to view the alphabetical list. Tap an app to launch it.

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What are the benefits of using disk cleanup as part of regular maintenance on a computer? Check all of the boxes that apply.

Trash is emptied to clear space on the hard drive.

Files that are no longer needed are deleted to clear space and help the computer run faster.

Accumulated temporary files are deleted to help the computer run faster.

Unnecessary program files that may slow down the computer are deleted.

Answers

Answer:

all of the above

Explanation:

Answer:

Trash is emptied to clear space on the hard drive.

Files that are no longer needed are deleted to clear space and help the computer run faster.

Accumulated temporary files are deleted to help the computer run faster.

Unnecessary program files that may slow down the computer are deleted.

Explanation:

It's all of the above

Which of the following describes a Type II error that could result from the test?

Answers

A Type II error occurs when the null hypothesis is false, but the researcher fails to reject it. This could happen if the researcher sets the significance level too high, so that the results of the test do not reach the level of significance needed to reject the null hypothesis.

What is Hypothesis ?

Hypothesis is a scientific concept that involves making an educated guess about a certain phenomenon. It is a testable statement about the possible relationship between two or more variables.

It is the starting point for any scientific investigation, as it helps to guide the researcher in their inquiry. Hypotheses are important for scientific inquiry as they provide a framework for testing and collecting data. This data can then be used to support or refute the hypothesis.

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you are in a library to gather information from secondary sources, and you want to find a current print resource that can supplement information from a book. what source should you use? the internet periodicals ebsco

Answers

You are in a library gathering information from secondary sources, and you want to find a current print resource that can supplement information from a book.

Why utilize PubMed as a database?

The goal of PubMed is to promote the free search and retrieval of biomedical and life sciences literature with the goal of enhancing both individual and planetary health. More than 34 million citations and abstracts from biomedical literature are available in the PubMed database. The best repository for biological literature and one of the most commonly used resources in the world, PubMed provides a publicly accessible search interface for MEDLINE as well as other NLM resources. The MEDLINE database, PMC, books, chapters, and other publications that the NLM has indexed are all accessible through PubMed as a search engine. More than 30 million citations to the biomedical literature are searchable in PubMed, which is free and open to the public.

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you are not sure if a certain word has an"e"at the end

Answers

What exactly are you asking ?

Which of these jobs would be most appropriate for someone who majors in information systems? A. Managing a group of programers B. Creating a cloud based customer service application app C. Providing telephone tech support D. Designing a database for an online retailer.

Answers

Answer:

B. Creating a cloud based customer service application app

Explanation:

Information Systems is described as an "academic study of various systems encompassing a particular reference associated with the complementary networks and information of the software and hardware that different organizations and people use to collect, create, process, distribute, and filter data.

The information system includes an integrated pair of different components for storing, collecting, and processing data, along with this, it is utilized for providing knowledge, information, and digital products.

In the question above, the correct answer is option-B.

the problems with scale in the profitability index can be corrected by using

Answers

The problems with scale in the profitability index can be corrected by using discounted cash flow (DCF).

What is the profitability index?

The profitability index (PI) is a capital budgeting technique that compares the present value of cash inflows to the initial investment required to make them. It can be used to assess various investment opportunities that may have differing initial investments.

The profitability index is calculated by dividing the present value of future cash flows by the initial investment. In mathematical terms,

PI = Present Value of Future Cash Flows / Initial Investment

A profitability index greater than one means that the project is worth pursuing, while a profitability index less than one means that the project is not profitable.

How can the scale problem in the profitability index be corrected?

There is a scale problem in the profitability index that must be addressed. When calculating the profitability index, the scale problem arises when comparing the profitability index of two projects with different scales.

For example, suppose you're comparing the profitability index of a $100,000 project with a $500,000 project. The project with a larger scale would have a greater profitability index because it would generate more cash flows than the smaller project, even if the smaller project has a higher return on investment (ROI).

Discounted cash flow (DCF) is used to correct the scale problem in the profitability index. In capital budgeting, discounted cash flow (DCF) is a valuation method that involves forecasting the future cash flows of a project and discounting them back to their present value using a discount rate. The present value of future cash flows is calculated as follows:

PV = FV / (1 + r)n

Where:

PV = Present ValueFV = Future Valuer = Discount RateN = Number of YearsThat's how the scale problem in the profitability index can be corrected by using discounted cash flow (DCF).

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Suppose a process is running and has eight user-level threads in it. when the process exits, how many of these threads continue running?

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Suppose a process is running and has eight user-level threads in it. When the process exits, the number of threads that would continue running is zero (0).

This is because they all run concurrently and they are independent processes, but they all work together, but do not depend on each other, so if the eight user-level threads have the process stopped, all threads would stop running.

What is a Concurrent Process?

This refers to the computing model in which multiple processors execute instructions simultaneously for better performance.

Hence, we can see that Suppose a process is running and has eight user-level threads in it. When the process exits, the number of threads that would continue running is zero (0).

This is because they all run concurrently and they are independent processes, but they all work together, but do not depend on each other, so if the eight user-level threads have the process stopped, all threads would stop running.


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Mrs. Smith is trying to figure out if the grades on her tests correlated with her students’ GPA. She wants to look at those who have a test grade below 70% and a GPA below 2.5. How many rows would be left after she filters her query with the OR functions?
a. five
b. six
c. eight
d. eleven

Answers

Eleven rows would be left after she filters her query with the OR functions.

What is query language?

Query languages, also known as data query languages or database query languages (DQLs), are computer languages that are used to create queries in databases and information systems. The Structured Query Language is a well-known example (SQL). Query languages are broadly classed as either database query languages as well as information retrieval query languages. The distinction is that a database query language seeks factual answers to factual questions, but an information retrieval query language seeks documents holding information relevant to a field of investigation.

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Digital manufacturing combines _____ to manufacture products. (check all that apply.)

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Digital manufacturing combines human control, machines, and computers to manufacture products.

Digital manufacturing is the simultaneous defining of a product and a manufacturing process through the use of an integrated computer-based system including simulation, 3D visualization, analytics, and collaborative tools. Design for Manufacturability (DFM), computer-integrated manufacturing (CIM), flexible manufacturing, and lean manufacturing are examples of manufacturing initiatives that have given rise to digital manufacturing.

Digital manufacturing is a key point of integration between PLM and shop floor applications and equipment By minimizing costly downstream adjustments, this alignment enables manufacturing businesses to obtain cost savings while meeting time-to-market and volume requirements.

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Dean believes that a Trojan may have affected his system. Which command can he use to query for open connections and help to determine if a Trojan is using a specific port?

Answers

By using the "netstat" command and filtering the output based on the desired port number, Dean can identify any suspicious connections that might indicate the presence of a Trojan or any other unwanted program using that port.

To query for open connections and determine if a Trojan is using a specific port, Dean can use the "netstat" command.

Netstat (Network Statistics) is a command-line utility available in various operating systems, including Windows, Linux, and macOS.

It provides information about active network connections, open ports, and listening services on a system.

Dean can follow these steps to use the "netstat" command:

Open the command prompt or terminal on his system.

Type the following command and press Enter:

netstat -ano

This command instructs netstat to display all active connections, listening ports, and associated process IDs.

Dean will see a list of connections and associated information such as local and foreign IP addresses, port numbers, and state of the connection (established, listening, etc.).

To filter the output and find connections using a specific port, Dean can use the following command:

netstat -ano | findstr "PORT_NUMBER"

Replace "PORT_NUMBER" with the specific port number he wants to check.

For example, if Dean suspects a Trojan using port 1234, he would use:

netstat -ano | findstr "1234"

This command will display only the connections that match the specified port number.

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commands used to modify data are called ____ commands.

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The commands used to modify data are called Data Manipulation Language (DML) commands. These commands are used to add, modify, delete, or retrieve data from a database table. Examples of DML commands include INSERT, UPDATE, DELETE, and SELECT.

The Data Manipulation Language (DML) is used to execute queries to modify data in a database. DML commands include SELECT, INSERT, UPDATE, DELETE, and MERGE. With these commands, data can be added, modified, deleted, or retrieved from a database table. These commands are mainly used to update the values in an existing table. DML statements also specify queries to be executed on a database to perform operations on the data.

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When you think in an object-oriented manner, every object is a member of a more general ____.
Answers:
a. struct
b. class
c. method
d. collection

Answers

b. class. When you think in an object-oriented manner, every object is a member of a more general class.

Do objects get created when a class is defined?

In order to define objects of the same sort, a notion called a class is used.The classes diagram's data fields, accordingly, show constructors and methods as follows.Declaring a class does not create any actual objects.

What exactly is an object in object-oriented programming, Mcq?

As previously stated, the components are used to create a class instance.A class can be represented by an object's independent form.The basic blueprint, which describes the categories of data that can be stored inside an object, is provided by the class.

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What defines employability

Answers

is this multiple choice or are you looking for the definition?

The following loop is intended to print the numbers 1, 2, 3, 4, 5.
Fill in the blank:

for i in _____ (1, 6):
print (i)

Answers

Answer:

range

Explanation:

range(num1, num2) returns the numbers from num1 up to but not including num2.

Example: range(1, 4) will return the numbers 1, 2, 3.

Hope this helps :)

In the loop, that is intended to print the numbers 1, 2, 3, 4, 5. The fill up of the blank is  for i in range (1, 6): print (i)

What is the range?

The range is known to be the difference that can be seen between the largest and smallest numbers in any series.

From the above, we can see that in the loop, the fill up of the blank is  for i in range (1, 6): print (i) as it tells the range between them.

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What are company values?

Answers

Answer:

the beliefs, philosophies, and principles that drive your business.

Answer:

the beliefs, philosophies, and principles that drive your business.

Explanation:

Why is traversal with a for loop a good method for accessing and updating items in a lengthy list?

Answers

Answer:

Because you want to process every item in the list in a similar way, you can use a loop to iterate through every item and take some action with it.

Explanation:

hopefully this helped

A for loop provides a simple and efficient method of performing ;

a particular operation on every item in a specified range or listUsing every item in a list to achieve a certain objective.

The for loop method provides a straight forward process of picking items or values in a specified range one after the other.

The selected values in the range may be used to perform a particular operation such as multiplying each number in a range by another value.

When a specified task is to be accomplished requiring that items in a certain range are required, then a for loop provides the convenience to achieve such task.

Therefore, for loops are very popular in programming due to their capability in handling repetitive task on a range of items.

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he primary key contained in the vendor master record is the ________.

Answers

The primary key contained in the vendor master record is the Vendor Number.

What is the Vendor Master Record?

A Vendor Master Record (VMR) is a collection of vendor-specific data that is stored and maintained in SAP. The Vendor Master Record is used to keep track of the vendor's essential information, such as the vendor's name, address, bank information, payment terms, and other critical data. A master record is created for every vendor in the vendor master data.

Vendor Number, which is the primary key contained in the Vendor Master Record is the unique identification of each vendor. It's a six-digit numeric code assigned to vendors that identifies them in the SAP system. The Vendor Number helps identify a vendor's information in the vendor master record by searching for the vendor's record using the vendor number.

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The ______ moving air alone will charge suspended particles and cause the buildup of static electrical charges on people and objects in the environment​

Answers

Answer:

friction

Explanation:

the resistance that one surface or object encounters when moving over another. Alsothe action of one surface or object rubbing against another.

An excerpt of a sample business cover letter. The text uses curly font and has a warm to cold color background. What change does NOT need to be made to the above cover letter excerpt before sending it to an employer? a. Remove background color b. Change text to a basic font c. Remove business letter format d. Change font color to black Please select the best answer from the choices provided A B C D.

Answers

Answer:The answer is c because i took the quiz hope this helps

Explanation:

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