In data and process modeling, a logical model shows what the system must do, regardless of how it will be implemented physically. A logical model represents the information domain of the data, also known as the data semantics.
It is an abstraction that represents what the system should do, and it describes the information and data flow between different entities in the system. A logical model is independent of any specific hardware or software platform or system. It’s used to convey a business concept, user requirements, or system behavior. It focuses on the data and its meaning. It’s often used to design new systems and document current systems.
The logical model is different from the physical model. The physical model is a detailed representation of the system or process. It describes how the system will be implemented on a specific hardware and software platform.
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What type of model are Charts? Why?
1. What is an AUP? (1 point)
O the abbreviation for the school administrator in an online education environment
a document outlining what is acceptable behavior when using the Internet for schoolwork
a policy outlining the proper formatting to use in Microsoft Office documents for online education
O a short course students can take to understand the school's policies better
The term AUP is option B: a document outlining what is acceptable behavior when using the Internet for school work.
What is an AUP?An Acceptable Use Policy (AUP) is a set of rules and guidelines that outline the appropriate and responsible use of a school's computer equipment, networks, and other digital resources. It is designed to protect the school's technology infrastructure, as well as the privacy and security of students, teachers, and other users.
An AUP may include guidelines for a variety of activities, such as:
Accessing and using the school's computer networks and equipmentUsing the Internet for schoolwork, research, and communicationProtecting personal privacy and security onlineUsing social media and other online communication toolsDownloading and installing software and appsTherefore, based on the context of the above, i can say that an AUP may also specify the consequences for violating the terms of use, which can include disciplinary action, revocation of access to digital resources, and other penalties.
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14. (3) on a different smp 4-processor system, each of the four cores has a separate l1 cache, but the 4 processors share a single l2 cache. this system executes a different program that contains 4 independent parts which can execute in parallel. one option for improving the performance of the system is to provide each core with its own l2 cache so that the system contains four separate l2 caches instead of a single shared l2 cache. can the actual speedup obtained by this improvement exceed a speedup of 4? explain your answer
Yes, In the given scenario, the system has 4 independent parts that can execute in parallel, and each core has a separate L1 cache. However, the 4 processors share a single L2 cache.
In a 4-processor system with 4 independent parts that can execute in parallel, the maximum speedup possible is 4 times, as each processor can work on a different part simultaneously. This is based on Amdahl's Law, which states that the speedup of a system is limited by the fraction of the task that cannot be parallelized.
Adding separate L2 caches for each core may reduce the contention for the shared L2 cache, thereby improving the overall system performance. However, this improvement will not result in a speedup greater than 4, as the maximum parallelization potential is already being utilized by the 4-processor system. The separate L2 caches will help in reducing cache latency and improve cache performance, but it will not lead to a speedup beyond the maximum potential of 4 times.
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Which activity can produce bugs that are harmful to the security of a Web server?
Answer:
A. Software updates
Explanation:
Updating the software of something can affect how the hardware works, which can lead to making the server easier to access. A good example is the US government using at max win 7 (in some cases, XP) due to possible security issues with Win 10.
WILL GIVE BRAINLIEST!!!!!!!!
Pipeline construction and maintenance is a highly regulated practice with involvement from federal, state, and local entities.
True
False
#3: Which combination of statements can be used to express algorithms?
A) Iterative, sequential, and selection
B) Correctness, efficiency, and clarity
C) Readable, iterative, and efficient
D) Selection, conditional, and Boolean
Answer:
A) Iterative, sequential, and selection
Explanation:
Define a struct, movieType, to store the following data about a movie:
movie name (string), movie director (string), producer (string), the
year movie was released (int), and number of copies in stock.
The struct movie type is used to store data about a movie, such as its name, director, producer, release year, and number of copies in stock.
To define a struct movie Type with the given data, follow these steps:
1. Start by including the necessary headers:
cpp
#include
#include
2. Define the struct movieType with the required fields:
cpp
struct movieType {
std::string movieName;
std::string movieDirector;
std::string producer;
int releaseYear;
int numberOfCopiesInStock;
};
Here's the complete code for defining a struct movieType:
cpp
#include
#include
struct movieType {
std::string movieName;
std::string movieDirector;
std::string producer;
int releaseYear;
int numberOfCopiesInStock;
};
int main() {
// Your code for using the movieType struct.
return 0;
}
Now you can use the struct movie Type to store data about a movie, such as its name, director, producer, release year, and number of copies in stock.
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Read the following code:
x = totalCost
print(x / 2)
What value will this code calculate?
Answer:
The value of totalCost divided by 2
Explanation:
Hope this helps! :)
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Thanks
what is (are) the route(s) of electrons in the electron-transport chain?
The route of electrons in the electron-transport chain is from the electron donors (NADH or FADH2) to the electron acceptors (oxygen) through a series of redox reactions that occur in the inner mitochondrial membrane.
During cellular respiration, the electron-transport chain is a key component of oxidative phosphorylation, which produces ATP by coupling the flow of electrons to the transport of protons across the mitochondrial membrane.
The electron-transport chain consists of a series of protein complexes, including NADH dehydrogenase, succinate dehydrogenase, cytochrome b-c1 complex, cytochrome oxidase, and ATP synthase. The electrons are passed from one protein complex to the next, generating a proton gradient that drives the production of ATP by ATP synthase.
In summary, the route of electrons in the electron-transport chain involves a series of redox reactions that occur in the inner mitochondrial membrane, from the electron donors to the electron acceptors.
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Step 1 - Adapter resources Verify that the network adapter is properly installed and detected by your Raspberry Pi computer with no conflicts. In Raspian Stretch, launch Terminal and run the ifconfig command. How is your device currently connected to the internet (circle one)? Wireless Wired
To verify that the network adapter is properly installed and detected by your Raspberry Pi computer, you can follow the steps mentioned below: Step 1: Launch Terminal in Raspian Stretch. Step 2: Run the ifconfig command. Step 3: Look for the network adapter in the output of the ifconfig command.
If the network adapter is properly installed and detected, you will be able to see it in the output of the ifconfig command. You can then proceed to check if the adapter is connected to the internet through a wireless or wired connection. If you are using a wireless connection, look for the section labeled "wlan" in the output of the ifconfig command. This section will display information about your wireless adapter, including the IP address and the network name (SSID) that it is connected to. If you are using a wired connection, look for the section labeled "eth" in the output of the ifconfig command. This section will display information about your wired adapter, including the IP address and the network speed. Once you have determined the type of connection that you are using (wireless or wired), you can proceed to configure your adapter resources accordingly to ensure that your Raspberry Pi computer is connected to the internet and ready to go.
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1. How many lines would be required to display a circle of diameter 200 mm within a display tolerance of 0.1 mm? What would the actual display tolerance be for this number of lines?
The number of lines required to display a circle of diameter 200 mm within a display tolerance of 0.1 mm, we can calculate the circumference of the circle and divide it by the desired display tolerance.
Circumference of the circle = π * diameter
= π * 200 mm
Number of lines required = Circumference of the circle / Display tolerance
= (π * 200 mm) / 0.1 mm
To find the actual display tolerance for this number of lines, we divide the circumference of the circle by the number of lines:
Actual display tolerance = Circumference of the circle / Number of lines
= (π * 200 mm) / (Circumference of the circle / Display tolerance)
= Display tolerance
Therefore, the actual display tolerance for the calculated number of lines will be equal to the desired display tolerance of 0.1 mm. In summary, the number of lines required to display a circle of diameter 200 mm within a display tolerance of 0.1 mm is determined by dividing the circumference of the circle by the display tolerance. The actual display tolerance for this number of lines remains at 0.1 mm.
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What Pre-Built PC should I get? I don't have a lot of money so I'm looking for cheap options.
Answer:
for a gaming pc i recommend better graphic cards and for streaming gpu you can find some good options online not exactly sure what model.
Select the correct answer from each drop down menu
What computing and payment model does cloud computing follow?
Cloud computing allows users to ____ computing resources and follows the ___________ payment model
First blank choices are
1. Buy
2. Own
3. Rent
4. Sell
Second blank choices are
1. Pay as you go
2. Pay anytime anywhere
3. Pay once use multiple times
Answer:
buy and pay as you go
Explanation:
Which of the following memory is faster? PC4 22400 DDR4 3200
Answer:
DDR4-3200
Explanation:
PC4 22400 is the bus speed that can get a memory upt to DDR4-2800.. sort of
Which of the following statements about a DHCP request message are true (check all that are true). Hint: check out Figure 4.24 in the 7th and 8th edition of our textbook. Select one or more: a. The transaction ID in a DCHP request message is used to associate this message with previous messages sent by this client. b. A DHCP request message is sent broadcast, using the 255.255.255.255 IP destination address. C. A DHCP request message is sent from a DHCP server to a DHCP client. d. A DHCP request message is optional in the DHCP protocol. 2. A DHCP request message may contain the IP address that the client will use. f. The transaction ID in a DHCP request message will be used to associate this message with future DHCP messages sent from, or to this client.
The correct statements about a DHCP request message are a, b, and c.
There are several statements about a DHCP request message that are true. First, the transaction ID in a DHCP request message is used to associate this message with previous messages sent by the client, which is statement a. Secondly, a DHCP request message is sent broadcast, using the 255.255.255.255 IP destination address, which is statement b. Thirdly, a DHCP request message is sent from a DHCP client to a DHCP server, which is statement c. However, statement d is false because a DHCP request message is mandatory in the DHCP protocol. Additionally, statement e is also false because a DHCP request message may not contain the IP address that the client will use. Lastly, statement f is also false because the transaction ID in a DHCP request message will not be used to associate this message with future DHCP messages sent from or to this client.
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I WILL MARK YOUR BRAINLIEST IF YOU ANSWER
Draw a flowchart to print first 10 multiples of 5.
Please also draw it on paper and answer
SILLY ANSWERS = REPORT!
Answer:
Explanation:
Sorry it's very messy, for this a loop is need but inclusive of a count/index variable which I have used and called the variable 'number'
talis shoots a photo with his 20 megapixel digital camera. how is the image stored as digital data? group of answer choices as a collection of lines in the primary colors format of rby as a combination of letters, numbers, and symbols as a list of the binary color numbers for all the pixels it contains
Since Talis shoots a photo with his 20 megapixel digital camera, the way that the image is stored as digital data is option D)As a list of the binary color numbers for all the pixels it contains.
Pixels come in what shades?Information that is electronically represented in a language or format that computers can read and interpret is known as digital data. Digital data is information that has been translated from a binary format into a machine-readable digital format, to use more technical terminology.
Therefore, Each pixel on a display actually comprises of the three colors red, green, and blue. These three colors combine to produce a color on the screen. The RGB value of the pixel is a common term for these. Consider, for illustration, that a pixel can have 256 possible values for red, green, and blue, ranging from 0 to 255.
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See full question below
Talis shoots a photo with his 20 megapixel digital camera. How is the image stored as digital data?
A)As a collection of lines
B)In the primary colors format of RBY
C)As a combination of letters, numbers, and symbols
D)As a list of the binary color numbers for all the pixels it contains
Missy loves her old Windows games. When she upgrades her Windows system, the games run fine, but the output looks fuzzy since the programs are designed only to run in VGA mode. What can she do to make the games work properly in Windows
Complete Question:
Missy loves her old Windows games. When she upgrades her Windows system, the games run fine, but the output looks fuzzy since the programs are designed only to run in VGA mode.
Group of answer choices;
A. Reboot into Safe Mode
B. Run compatibility mode for 640 x 480 resolution.
C. Reduce her screen resolution to 640 x480
D. Reboot into Low Resolution Mode
Answer:
B. Run compatibility mode for 640 x 480 resolution.
Explanation:
In this scenario, Missy loves her old Windows games. When she upgrades her Windows system, the games run fine, but the output looks fuzzy since the programs are designed only to run in VGA mode. In order to make the games work properly in Windows, Missy should run compatibility mode for 640 x 480 resolution.
The video graphics array (VGA) is the standard graphics or display interface used for computer monitors. It was developed in 1987 by IBM and it had a standard display resolution of 640 x 480 pixels.
Hence, if the output of a software program (games) looks fuzzy or is not being displayed properly, you should run compatibility mode for 640 x 480 resolution. This is to enable low resolution video mode on the computer.
The VGA mode is very basic because only minimal video drivers are being loaded on the windows.
Write a program that continually reads user input (numbers)
until a multiple of 7 is provided. This functionality must be
written in a separate function, not in main().
Here is a Python program that continually reads user input (numbers) until a multiple of 7 is provided. This functionality is written in a separate function, not in main(). The program uses a while loop to keep reading input until the user enters a multiple of 7:```def read_until_multiple_of_7():
x = int(input("Enter a number: "))
while x % 7 != 0:
x = int(input("Enter another number: ")) print("Multiple of 7 detected: ", x)```Here's how the code works:1. The function `read_until_multiple_of_7()` is defined.2. The variable `x` is initialized to the integer value entered by the user.3. A while loop is used to keep reading input until the user enters a multiple of 7.
The loop condition is `x % 7 != 0`, which means "while x is not a multiple of 7".4. Inside the loop, the user is prompted to enter another number. The input is read as an integer and stored in the variable `x`.5. When the user finally enters a multiple of 7, the loop exits and the function prints a message indicating that a multiple of 7 was detected, along with the value of `x`.Note: Make sure to call the `read_until_multiple_of_7()` function from your `main()` function or from the interactive interpreter to test it out.
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to split a merged cell, select the cell and click the ____ button.
Answer:
Split cell button
Explanation:
Hope this helps!
Jonah has finished his assignment and now wants to save his work with the title "Renaissance."
Which steps should Jonah follow to accomplish this?
navigate to the Quick Access bar, click the Save icon
navigate to the backstage view, click the Save As icon
click the File tab, click Save, type in the title, click Save
click the File tab, click Save As, type in the title, click Save
Answer:
Your answer is D.click the File tab, click Save As, type in the title, click Save
Explanation:
Answer:
C
Explanation:
took the quiz
Write a program that creates a two-dimensional array named height and stores the following data:
16 17 14
17 18 17
15 17 14
The program should also print the array.
Expected Output
[[16, 17, 14], [17, 18, 17], [15, 17, 14]]
Answer:
Explanation:
The following code is written in Java and it simply creates the 2-Dimensional int array with the data provided and then uses the Arrays class to easily print the entire array's data in each layer.
import java.util.Arrays;
class Brainly {
public static void main(String[] args) {
int[][] arr = {{16, 17, 14}, {17, 18, 17}, {15, 17, 14}};
System.out.print(Arrays./*Remove this because brainly detects as swearword*/deepToString(arr));
}
}
Answer:
height = []
height.append([16,17,14])
height.append([17,18,17])
height.append([15,17,14])
print(height)
Explanation:
I got 100%.
Explain What Peer to Peer Networking is.
Answer:
peer to peer networking is like when joining together works
Which of the following key
performance indicators can be used to
measure whether all employees in the
company are reaching their sales goals?
O A. Profit made per sale
O B. Overall company growth
O C. Number of sales per day
O D. Number of sales per employee
The key performance indicators that can be used to measure whether all employees in the company are reaching their sales goals is the number of sales per employee. The correct option is D.
What is key performance indicator?Key performance indicators (KPIs) assess a company's performance in comparison to a set of targets, objectives, or industry peers.
Financial KPIs include net profit (or the bottom line, gross profit margin), revenues minus specific expenses, and the current ratio (liquidity and cash availability).
As for keeping record of the employee those are working, the company should track the number of sales per employee to get to the decision.
Thus, the correct option is D.
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Using a wireless technology known as ___, many smartphones can now be tapped on special payment devices to complete your purchase at select stores.
Using a wireless technology known as Near-field communication (NFC), once activated on the smartphone, allows payments or purchases to be made at select stores.
What is Near-field communication (NFC)?NFC is a set of short-range wireless technologies that typically require a distance of 4 cm or less to initiate a connection.
Characteristics of Near-field communication (NFC)For it to work, it is necessary to place two spiral-type antennas within these close electromagnetic fields.This technology is built on radio frequency identification, which allows a gadget to send radio waves to another gadget or another tag and trigger a certain action.The NFC acts on the smartphones just like the RFID chips of the bank cards with which you can make payments or purchases.Therefore, we can conclude that the NFC allows two devices to exchange data when in close proximity to each other.
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Is U.S. Cellular the same as T-Mobile?
U.S. Cellular vs. T-Mobile Coverage T-Mobile has coverage in 62% of the lower 48 states, about 51% greater than the main network of U.S. Cellular.
Is T-Mobile a partner of U.S. Cellular?Verizon, T-Mobile, and AT&T Mobility all have roaming agreements with UScellular. With no additional fees, consumers can now roam at LTE or 5G speeds on these networks.
Having a U.S. Cellular phone and wanting a T-Mobile one?Start by transferring your number(s), trading in your phone(s), and receiving a credit on your bill based on the market value of your qualified equipment. Then, once you get your final statement from your old carrier and it includes the Early Termination Fee (ETF) amount, send it to T-Mobile or submit it online at switch2tmobile.com.
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En la historia del Computador porque se caracteriza la primera generación? *
1 punto
a.Por que se reemplazo el ábaco
b.ninguna de las anteriores
c.Por la implementación del calculo
d.Por el uso de tubos de vacío
D. Por el uso de tubos de vacio.
If an employer asks you to email your job application, why would
you create the email and send it to yourself first?
If an employer asks you to email your job application, creating the email and sending it to yourself first allows you to double-check for errors and ensure that your application looks professional when the employer receives it.
What should be included in the job application email?If an employer has asked you to email your job application, there are a few things that should be included in the email:
Subject line: Make sure your email has a clear subject line that includes your name and the job title you're applying for.
Attachment: Attach your resume and cover letter in PDF or Word format (unless otherwise specified in the job posting).
Introduction: In the body of your email, introduce yourself and briefly explain why you're interested in the position. Mention any relevant experience or skills you have that make you a good fit for the job. Make sure your tone is professional and enthusiastic, but avoid being overly casual or informal
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a packet analyzer is a program that can enable a hacker to do all of the following except ________.
A packet analyzer is a computer network that has the ability to intercept and log traffic that flows through the network of a computer. A packet analyzer is a program that can enable a hacker to do all of the following except;
D) Launch a denial of service (DoS) attack on your computerSince it is able to read and capture the raw data moving through a network, hackers can use a packet analyzer to decode the details in a user's debit card.
Identity theft can be executed and passwords can be captured using this program.
However, the computer's network cannot be shut down with this program. Therefore, option D is right.
Options:
A) Use your debit card information to purchase items illegally
B) Assume your identity
C) Steal your logons and passwords for various accounts
D) Launch a denial of service (DoS) attack on your computer
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write an expression that evaluates to true if and only if the value of x is equal to zero.
Only when the value of x is equal to zero does the expression x == 0 evaluate to true.
Value in ethics and social sciences refers to the degree of significance of something or action, with the intention of deciding which acts are preferable to take or how to live (normative ethics in ethics), or to define the relevance of various activities. Value systems are prospective and prescriptive beliefs that influence an individual's ethical behavior or serve as the foundation for their deliberate actions. Frequently, core values are solid and secondary values can be changed. The ethical values of the things an action increases, reduces or modifies may also have an impact on how valuable it is. An "ethic or philosophic good" is a thing that has "ethical value" (noun sense).
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