Match the following terms with their description:


1. AutoNumber

2. Cascade Delete

3. Cascade Update

4. Referential Integrity

5. Data Redundancy


a. Increases by one each time a record is added

b. Rules which preserve table relationships when key values change

c. Deletes records in related fields that match the primary key

d. When the same data is stored in two or more tables

e. Changes key value in related tables if key value in primary table is changed

Answers

Answer 1

AutoNumber: a. Increases by one each time a record is added.

Cascade Delete: c. Deletes records in related fields that match the primary key.

AutoNumber: a. Increases by one each time a record is added.

Cascade Delete: c. Deletes records in related fields that match the primary key.

Cascade Update: e. Changes key value in related tables if key value in the primary table is changed.

Referential Integrity: b. Rules which preserve table relationships when key values change.

Data Redundancy: d. When the same data is stored in two or more tables.

AutoNumber is a feature in a database system that automatically generates a unique number for each new record added to a table. This number typically increases by one each time a new record is inserted, ensuring that each record has a distinct identifier. This is useful for creating primary keys or unique identifiers for records in a table.

Cascade Delete refers to a rule that, when enabled, automatically deletes records in related tables that have a foreign key that matches the primary key being deleted. This ensures that all associated records are removed when the primary record is deleted, maintaining data integrity and preventing orphaned records.

Cascade Update is a similar concept but instead of deleting related records, it updates the foreign key values in related tables when the primary key value is changed. This ensures that the relationships between tables are maintained when key values are modified.

Referential Integrity is a set of rules or constraints that enforce the relationships between tables in a database. These rules ensure that the foreign key values in related tables are valid, meaning they correspond to an existing primary key value in the referenced table. Referential integrity helps maintain the consistency and accuracy of data across multiple tables.

Data Redundancy refers to the situation where the same data is stored in multiple tables. This can occur due to poor database design or denormalization. Data redundancy can lead to inconsistencies, increased storage requirements, and difficulties in maintaining data integrity.

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Related Questions


Which character is often used to identify registered trademarks and is available on the Insert tab and Symbols group?

Answers

Answer:"TM"

Explanation:

Answer:

TM

Explanation:

because its used to identify, trademarks and etc. mark brainliest! i also got 100 on the quiz

stniop eerf lol guess what it says

Answers

Answer:

boop free points lolololol

Explanation:

Describe the purpose and user requirements for the website.​

Answers

Answer:

The purpose and user requirements for the website is described below in details.

Explanation:

User Requirements represent how user expectations and wherewith they will communicate with the outcome. Use the characteristics, functions, and content expressed in your summaries to elaborate on your requirements. Your user synopses should describe the responsibilities your users want to perform on your site.

which two statements are true about regions and availability domains? oci is hosted in multiple regions. fault domains provide protection against failures across availability domains. fault domains provide protection against failures across regions. oci is hosted in a region with a single availability domain. a region is composed of one or more availability domains.

Answers

The two statements that are true about regions and availability domains are given below.

What are the statements?

1) OCI is hosted in multiple regions. A region is a localized geographic area that contains one or more availability domains. OCI has multiple regions spread across the globe, allowing customers to choose the region closest to their users to reduce latency and ensure data sovereignty.

2) A region is composed of one or more availability domains. An availability domain is a standalone, independent data center within a region. Availability domains are isolated from each other with independent power, cooling, and networking infrastructure.

This provides customers with fault tolerance in the event of a failure in one availability domain, as their services can automatically failover to another availability domain within the same region. However, fault domains provide protection against failures within an availability domain, not across availability domains or regions.

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music sites through schools wifi 2020 What is one thing a person should do to stay safe when exercising? 100 pts.!

Answers

Answer:

They should stay away from others (keep workout short or at home)

always do The exercise right-properly

Explanation:

Answer:

they should stay at home and do workouts or they can start a fitness program in a safe area.

The name of an image (or file) can be found on the image
in the document window.
tab
panel
options
menu

Answers

Answer:

tab

Explanation:

What does each row represent?
What distinguishes one record from another?
What should you choose as the primary key for
this table?

Answers

Answer:

I think this is your answer broski.

Explanation:

What does each row represent?What distinguishes one record from another?What should you choose as the

Answer:

a..c,,c

Explanation:

drop down on edge

What does this mean?

What does this mean?

Answers

Answer:

The network that the platform is running on is down. Wait about 30min, and then try again. You can also restart your device.

Explanation:

This used to happen to me all the time during school, but when I restarted my computer it always fixed it!

ENDS TODAY PLEASE HELP
Part of what makes the digital photography experience so exciting and innovative compared to non-digital cameras of years past is the LCD display that allows you to instantly review your images after taking them.

For this lab, you are going to focus on exploring the camera viewfinder and LCD display a bit more deeply.

You will start by doing a bit of research on viewfinders and LCD displays on digital cameras. After you feel that you have an understanding of the purpose and function of viewfinders and LCD displays on digital cameras, you will write three to five paragraphs comparing and contrasting these two features. You want to not only identify and explain what they do and how they are used but also explore when and why a photographer might use one versus the other or both simultaneously.

Next, you are going to put on your creativity hat and grab some blank paper and colored pencils, pens, or markers. You are going to create a series of drawings that show what a photographer sees when looking through a camera viewfinder versus what they see when looking at the LCD screen.

Answers

Although it employs an electronic sensor rather than film to create images, digital photography mimics the steps involved in conventional film photography.

What Is Film Photography?The number of megapixels used to describe the resolution of these digital photos, which are kept on a memory card, is.Each frame on a roll of film is exposed to light in traditional film photography in order to produce a picture. Silver halide crystals are coated on plastic film to capture negative images, which deteriorate when exposed to light. Photographers take rolls of film to darkrooms where they employ liquid chemicals to develop the pictures after they've used up all the exposures on the roll.12 Benefits of Digital PhotographySatisfaction in a flash.Purchasing and processing film is expensive.Enormous photo storage spaceVarious purposesA video cameraSharing is simple.A smaller and lighter sizeSimple editing.

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PLEASE HELP ME!!!!!
In Python, an array is called a ______________.

Answers

Answer:

List

Explanation:

In python programming language, an array is also referred to as a sequence.

What are programming languages?

Programming languages are digital languages that help to create software and programs over computer and computers networks. Python is one such coding language, and is widely used globally.

In python, the arrays are representatives of a sequence, which may describe any data elements and are put into such sequence with proper index in a chronological order.

Hence, in a programming language like python, an array represents a sequence.

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What role does the animation in the motion picture industry or video industry play?

Answers

Answer:

there’s a lot of animation in the video marketplace. All the industries you cite are part of the bigger motion picture/video production industries. Animation plays a vital role across the board for too many reasons to list. Without knowing what your definition of animation is, it’s hard to write about what you are asking. That said, the industries you’re listing are all part of the same industry. If you watch news, you see animations all the time. Backgrounds, lower third supers that move…that’s all animation. Even in theatrical movies, it’s all over…you may not recognize it as animation, but it surely is. Not all animation needs to look like Looney Tunes, even if that would be nice.

Follow your teacher's instruction to__________________your computer after each use.

Answers

Answer: proper shutdown

Hope that helps!

Explain briefly why one should be very cautious when using a Wi-Fi hotspot.

Answers

Answer: Other people can access the same network and may have access to parts of your computer to try and steel your data.

Explanation:

Answer:

Privacy reasons.

Explanation:

Being cautious is very important when using a hotspot. Some hotspots are unsecure, which means that if somone, per say, a hacker, we're to see you using said hotspot, a security breach could be possible, thus, having your information stored on said device stolen.

Which of these is a malicious piece of code or script that is developed using server-side languages such as PHP, ASP, PERL, RUBY, and Python, and then installed on a target server to gain remote access or remote administration capabilities over the target server.

Answers

The server-side programming languages PHP, ASP, PERL, RUBY, and Python are used to create the malicious code or script known as Web Shell.

Web Shell: What is it?

Malicious scripts called web shells give threat actors access to web servers so they can launch more attacks. Before installing a web shell, threat actors must first break into a machine or network. They then utilize it as a persistent backdoor into the targeted online apps.

What distinguishes the reverse shell from the web shell?

An operating system service user interface is known as a shell. Reverse shells are remote shells in which the client requesting the service establishes a connection with the system providing the service.

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Which statement describes a possible cause of algorithmic bias?
A. An algorithm miscalculates the data that is entered and doesn't
filter out unwanted data.
B. A programmer writes his own worldview into an algorithm,
privileging one group of users over others.
C. There is a shortage of good algorithms to solve complex problems
or issues.
D. A programmer fails to analyze the problem fully and break it down
into smaller parts.

Answers

The statement which best describes a possible cause of algorithmic bias is that a programmer fails to analyze the problem fully and breaks it down into smaller parts. Thus, the correct option for this question is D.

What is Algorithm bias?

Algorithm bias may be defined as systematic and repeatable errors in a computer system that significantly construct unfair outcomes in a given set of instructions by the user.

There are three main causes of algorithmic bias: input bias, training bias, and programming bias. Algorithmic outcomes oftentimes labeled as “biased” may simply reflect unpleasant facts based on causal relationships derived from reliable representative data.

Therefore, a programmer fails to analyze the problem fully and break it down into smaller parts is the statement that best describes a possible cause of algorithmic bias.

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Cache hit occurs when requested data is found in cache. For cache hit, data in main memory is loaded again to cache.

Answers

Answer:

 TRUE

Explanation:

In the field of computing, cache is defined as the software or hardware component which stores the data and information for future use. It is a place in the computer software or hardware where the data are stored for their future use so that it can be retrieved faster when the data or the information is requested by the user.

A cache hit occurs when the data that is requested by the user is found in the cache memory. It is meant to deliver the data faster to the processor. And for the cache hit, the data in the memory is again loaded in the cache when the data is used.

apps can help facilitate one-on-one communication between a manager and each employee, developing a higher-quality relationship that increases performance according to what theory?

Answers

According to transactional leadership, apps can assist in facilitating one-on-one communication between a manager and each employee, creating a higher-quality relationship that boosts performance.

What can managers do to enhance communication with their staff members?

This advice is very useful for managers. One of the best things you can do is let your staff know what's going on at the firm because effective communication depends on everyone being informed. Not obvious enough? It turns out that many workers believe they are not involved in the decisions made by management.

What exactly is managing up, and why is it crucial?

Additionally, it's your best opportunity to hear from your employee, and it's their time, not yours. In its most basic form, managing up refers to the concept of controlling your manager.

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Given a list (99, 37, 20, 46, 87, 34, 97, 55, 80, 51) and a gap array of (5, 3, 1):
2
What is the list after shell sort with a gap value of 5?
(Ex: 1, 2, 3
(comma between values)
3
What is the resulting list after shell sort with a gap value of 3?
What is the resulting list after shell sort with a gap value of 1?

Answers

The sorted list for the gap value of 5 is: 34, 37, 20, 46, 99, 97, 55, 51, 80, 87.The sorted list for the gap value of 3 is: 46, 34, 20, 55, 51, 37, 87, 80, 97, 99.The sorted list for the gap value of 1 is: 46, 34, 20, 55, 51, 37, 87, 80, 97, 99.

The initial given list is (99, 37, 20, 46, 87, 34, 97, 55, 80, 51).

The given gap array is (5, 3, 1).

Given a list (99, 37, 20, 46, 87, 34, 97, 55, 80, 51) and a gap array of (5, 3, 1), we have to find the sorted list for each gap value.

Gap value of 5

For gap value of 5, the sub-lists will be:(99, 34)(37, 97)(20, 55)(46, 80, 51, 87)

Sort these sub-lists:(34, 99)(37, 97)(20, 55)(46, 51, 80, 87)

Merge all sub-lists to form the sorted list:34, 37, 20, 46, 99, 97, 55, 51, 80, 87

The sorted list for the gap value of 5 is: 34, 37, 20, 46, 99, 97, 55, 51, 80, 87.

Gap value of 3

For gap value of 3, the sub-lists will be:(46, 55, 87)(34, 51, 80)(99, 20, 37, 97)

Sort these sub-lists:(46, 55, 87)(34, 51, 80)(20, 37, 97, 99)

Merge all sub-lists to form the sorted list:46, 34, 20, 55, 51, 37, 87, 80, 97, 99

The sorted list for the gap value of 3 is: 46, 34, 20, 55, 51, 37, 87, 80, 97, 99.

Gap value of 1

For gap value of 1, the sub-lists will be:(46)(34)(20)(55)(51)(37)(87)(80)(97)(99)

Sort these sub-lists:(46)(34)(20)(55)(51)(37)(87)(80)(97)(99)

Merge all sub-lists to form the sorted list:46, 34, 20, 55, 51, 37, 87, 80, 97, 99

The sorted list for the gap value of 1 is: 46, 34, 20, 55, 51, 37, 87, 80, 97, 99.

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which of the following file names would comply with a Windows operating system? .Budget2014 Budget_Proposal? Budget_Proposal_2014 Budget_Proposal/2014

Answers

Answer:

A and C

Explanation:

Based on my computers saving process, A and C both worked while B and D didn't. I tried all four names on a PowerPoint Presentation and only A and C saved.

This is assuming I read your options correctly, I tried the following

.Budget2014

Budget_Proposal?

Budget_Proposal_2014

Budget_Proposal/2014

Which visual aid would be best for showing changes inacts population size over time?
a line graph
a map
a pile grain
a table

Answers

Answer:

a line graph

Explanation:

I think so . hope this helps

how to display more digits in trendline equation coefficients in excel 2016

Answers

In Excel 2016, you can display more digits in trendline equation coefficients by adjusting the number formatting of the cells containing the coefficients. The coefficients of the trendline equation will now be displayed with the desired number of decimal places, allowing you to see more digits.

1. Select the cells containing the trendline equation coefficients. These cells usually reside in the same column and are adjacent to each other.

2. Right-click on the selected cells and choose "Format Cells" from the context menu. Alternatively, you can go to the "Home" tab in the Excel ribbon, click on the "Number Format" dropdown arrow, and select "Format Cells" from the options.

3. In the "Format Cells" dialog box, navigate to the "Number" tab.

4. In the "Category" list, select "Number" or "Custom," depending on your preference.

5. In the "Decimal places" field, specify the number of decimal places you want to display for the coefficients. You can set a higher number of decimal places to display more precise values.

6. Click "OK" to apply the formatting changes to the selected cells.

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Use the ______ element to create a generic area or section on a web page that is physically separated from others

Answers

Use the div element to create a generic area or section on a web page that is physically separated from others.

In the field of computers, div can be described as a special container that is used in order to make a specific generic area or a particular section on a web page.

The 'div' element stands for division as this element causes a division to be made on the webpage. The div tags are used for multiple purposes such as web layouts.

It is due to the div element that content can be grouped in a webpage that makes it look more attractive and reliable. Without the div element, data will not be understood properly on a webpage and might be misunderstood by the reader.

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. Find the supplements of : 150' and 70°​

Answers

30 is the supplement of 150

Pls Help Quickly! and No links pls. (Seriously they don't work and they waste people's time.)


In a DTP project, Fiona is looking for a way to make a page layout attractive to readers. Help Fiona pick the correct word to complete the sentence.

You’ll need a(n) ___to capture the attention of your audience. It can be an illustration, a photograph, a block of bold text, or a quote in a column of white space.

Answers

You’ll need a  "visual element" to capture the attention of your audience.

In a DTP (Desktop Publishing) project, the overall layout and design of the page are crucial to capture the audience's attention and convey the message effectively. Fiona is looking for a way to make the page layout attractive to the readers. A visual element is anything that can be seen on the page, such as an illustration, a photograph, a block of bold text, or a quote in a column of white space. These elements can be used to draw attention to key information, break up text, and make the page more visually appealing. Therefore, the correct word to complete the sentence is "visual element."

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6.36. Four kilograms of steam in a piston/cylinder device at 400kPa and 175 ∘
C undergoes a mechanically reversible, isothermal compression to a final pressure such that the steam is just saturated. Determine Q and W for the process.

Answers

To determine Q (heat transfer) and W (work) for the given process, we can use the first law of thermodynamics:

Q = ΔU + W

where ΔU is the change in internal energy of the system.

For an isothermal process, the change in internal energy (ΔU) is zero since the temperature remains constant. Therefore, the equation simplifies to:

Q = W

Now let's calculate the work done:

Work done (W) = P_initial * V_initial * ln(V_final / V_initial)

Given:

P_initial = 400 kPa

V_initial = (mass of steam) / (density of steam at initial conditions)

V_final = (mass of steam) / (density of saturated steam at final pressure)

To calculate the specific volume (V), we can use the steam tables or properties of water and steam at different conditions.

Once we have the specific volumes at initial and final conditions, we can calculate W using the equation mentioned above.

To calculate Q, we can use Q = W since it is an isothermal process.

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Give the symbols of (a) all the elements in period 2 whose atoms have three empty orbitals. (b) all the metals in period 3 that have at least one unpaired electron. (c) all the alkaline earth metals that have filled sublevels. (d) all the halogens that have unpaired electrons.
Give the symbols of
(a) all the elements in period 2 whose atoms have three empty 2p orbitals.
(b) all the metals in period 3 that have at least one unpaired electron.
(c) all the alkaline earth metals that have filled 3d sublevels.
(d) all the halogens that have unpaired 4p electrons.

Answers

(a) Carbon (C) and Nitrogen (N)

(b) Scandium (Sc) and Titanium (Ti)

(c) Magnesium (Mg) and Calcium (Ca)

(d) Chlorine (Cl) and Bromine (Br)

(a) The elements in period 2 whose atoms have three empty 2p orbitals are:

- Carbon (C)

- Nitrogen (N)

- Oxygen (O)

- Fluorine (F)

- Neon (Ne)

(b) The metals in period 3 that have at least one unpaired electron are:

- Scandium (Sc)

- Titanium (Ti)

- Vanadium (V)

- Chromium (Cr)

- Manganese (Mn)

- Iron (Fe)

- Cobalt (Co)

- Nickel (Ni)

(c) The alkaline earth metals that have filled 3d sublevels are:

- Magnesium (Mg)

- Calcium (Ca)

- Strontium (Sr)

- Barium (Ba)

- Radium (Ra)

(d) The halogens that have unpaired 4p electrons are:

- Chlorine (Cl)

- Bromine (Br)

- Iodine (I)

- Astatine (At)

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what is the main purpose of pseudocode?


A. to debug a program

B. to help the programmer create error-free code

C. to test a program

D. to plan a program

Answers

Answer:

i think correct ans is a) to debug a program

The value twenty point twelve times ten raised to the power of eight should be written as:
20E12.8
20.12E8.0
20.12*10^8
20.1E8

Answers

Answer:

20.12E8.

Explanation:

The value twenty point twelve times ten raised to the power of eight should be written as 20.12E8.

In order to write out the numerical equivalent of the word problem (strings), we would do the following;

Twenty point twelve = 20.12

Ten raised to the power of eight = E8

Note: E is the symbol for exponential and it simply means ten raised to the power of a numerical variable.

Therefore, E8 = \( 10^{8} \) = 1, 000,000,00.

Also, the last digit "8" shouldn't have a decimal point, else it becomes a floating point number.

Filtering data in Excel Online keeps all data on the screen and highlights the content that fits your criteria.

True
False

Answers

Answer:

True.

Explanation:

Excel Online is the web version of the Microsoft Excel software application used for analyzing and visualizing spreadsheet documents.

A spreadsheet can be defined as a file or document which comprises of cells in a tabulated format (rows and columns) typically used for formatting, arranging, analyzing, storing, calculating and sorting data on computer systems.

When the data that are contained in a spreadsheet is filtered with Excel Online, the data will remain on the screen while the elements that matches the criteria (filtered data) are highlighted for the user to see.

Filtering data in Excel Online keeps all data on the screen and highlights the content that fits your criteria.

Identify the marketing relationship that the given scenario portrays. Matt’s band has released their first independent album at their own expense. They are planning a short tour in the Northwest of the United States, but they need transportation. Matt’s van is falling apart, so he is thinking about approaching a local dealership. Matt is looking for ___ . Quick please

Answers

Answer: the answer should be false pretense.

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