The three principal sources of poor system performance. The definition of good code is "code that is both effective at runtime and simple to maintain." Although code that runs well enough is beneficial since it makes the application work well enough, if it is too hard to maintain it turns into a technical debt.
Code is not typically regarded as complete or working if it is easily maintainable but does not meet performance criteria.
Code is written twice. Making it function properly poor system performance the first time, then undergoing a refactoring session (or several refactoring) to make the code more maintainable.
1. Insufficient hardware resources: Limited processing power, memory, or storage capacity can result in slow performance and hinder the ability of a system to run multiple tasks efficiently.
2. Software inefficiencies: Poorly optimized or outdated software can consume excessive system resources, leading to sluggish performance and reduced overall system efficiency.
3. Malware or viruses: These malicious programs can infiltrate a system and consume valuable resources, causing poor performance and potentially compromising data security.
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Which statement is true? Select 3 options.
•A user-defined data type can include other user-defined data types.
•A user-defined data type can only include one type of data
•The default values for a user-defined data type cannot be changed.
•A user-defined data type is defined using a class.
•A user-defined data type can include a list.
Answer:
The statements which are true are;
A user-defined data type can include other user-defined data typesA user-defined data type is defined using a classA user-defined data type can include a listExplanation:
A user-defined data type (UDT) is a datatype that is defined and derived by the use of the datatypes which preexist including existing user-defined datatypes and the built-in datatypes
It is therefore true that a user-defined data type can include other user-defined data types
A class is a user-defined data type that contains both its member data and member functions, that can be used when an instance of the class is first created
Therefore, a user-defined data type is defined using a class
In a user-defined data type, a variable has actual data within it which can include an array or list
Therefore a user-defined data type can include a list.
Answer:
A user-defined data type can include other user-defined data types
A user-defined data type is defined using a class
A user-defined data type can include a list
Explanation:
Fern has set up a computer network for the entire building. Unfortunately, the signal strength diminishes as it reaches toward the computers away from the network source. Which devices should Fern employ to strengthen the signal? A. hubs B. switches C. repeaters D. gateways
Answer:
Repeaters
Explanation:
As the question points out, the signal strength diminishes (attenuates) as it travels farther from the source. Deploying a repeater at critical points throughout the building would boost the signal strength as it continues on its way.
jerome is working on a hardware problem with his computer. he has determined that the problem is with either the video card or the hdmi cable connecting the video card to the monitor. jerome has both an hdmi cable and a video card that he can use to fix the problem. what would be the problem with jerome replacing the video card first?
If Jerome replaces the video card first without testing the HDMI cable, he may still have the same problem even with a new video card. The issue could be with the HDMI cable itself, and replacing the video card would not solve the problem. This would result in a waste of time and money. It is always best to troubleshoot and isolate the problem before replacing any hardware component.
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What is 1+1 me is having trouble +100
To add 1 + 1 in a program, you can use a programming language like Python. Here's an example of how you can write a program to perform this addition
# Addition program
num1 = 1
num2 = 1
# Add the numbers
result = num1 + num2
# Print the result
print("The sum of 1 + 1 is:", result)
How does this work?This program declares two variables num1 and num2, assigns them the values 1, performs the addition using the + operator, and stores the result in the variable result.
Finally, it prints the result using the print function.
The output eill result in the folluming
The sum of 1 + 1 is - 2
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A programmer's most important task before planning the logic of a program is to ____________.
A programmer's most important task before planning the logic of a program is to understand the problem or requirement.
Before diving into the details of how to implement a program, it is crucial to have a clear understanding of the problem that needs to be solved or the requirements that need to be fulfilled. This involves gathering information, analyzing the problem statement or specifications, and identifying the goals and constraints of the program.
By thoroughly understanding the problem or requirement, the programmer can make informed decisions about the program's design, architecture, algorithms, and data structures. It helps in identifying the necessary inputs, expected outputs, potential edge cases, and any specific constraints that need to be considered during the development process.
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Which of the following activities is not permissible for IT professionals while on the job? Check all of the boxes that apply.
working on a side job while at work for one’s primary job
viewing s3xual content on a company computer
sending coworkers an e-mail joke containing suggestive humor
downloading music from a file-sharing service
The activities that is not permissible for IT professionals while on the job are option A, B, C and D.
Working on a side job while at work for one’s primary jobViewing s3xual content on a company computerSending coworkers an e-mail joke containing suggestive humorDownloading music from a file-sharing service What values underpin the IT industry?In the workplace, employees are frequently required to uphold professionalism, also the issue of accountability, as well as integrity. This entails managing private information responsibly, ensuring a secure workplace, and abstaining from illegal behavior like taking bribes.
IT specialists are the people that often design, test, as well as install, maintain, and that of repair hardware and software for businesses.
Therefore, Employees have a responsibility to comprehend a user's capabilities and needs in order to supply the goods and services that best satisfy those needs, subject, of course, to financial and logistical limitations. The public expects professionals to contribute significantly to society and to behave responsibly.
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Carlos, an algebra teacher, is creating a series of PowerPoint presentations to use during class lectures. After writing, formatting, and stylizing the first presentation, he would like to begin writing the next presentation. He plans to insert all-new content, but he wants to have the same formatting and style as in the first one. What would be the most efficient way for Carlos to begin creating the new presentation?
Answer:
see explanation
Explanation:
Carlos can make a copy of the old presentation that preserves all the formatting, and replace old content with new information.
Answer:
going under the Design tab and opening the template that was created for the first presentation
Explanation:
Trivia #2: What does .eps stand for?
Answer:
Earning Per Share
Explanation:
EPS Corp provides energy efficiency software. The company™s three-step process provides accurate, and measurable energy usage data for plant and executive management. Using this process, Cost savings and carbon emission reductions are calculated at each step, helping the client facility to operate at high levels of efficiency. Once the proper energy and operational controls and process efficiencies are in place, there are still ways to gain more benefits, like shifting to less expensive or more carbon efficient energy alternatives or clean energy solutions, allowing for the monetization of further benefits
Which of the following updates should be performed on a regular basis to ensure the OS has the latest security patches?
A. Anti-malware updates
B. Driver updates
C. Windows updates
D. Firmware updates
Of the following updates should be performed on a regular basis to ensure the OS has the latest security patches. The correct answer is C. Windows updates.
Regularly performing Windows updates is crucial to ensure that the operating system (OS) has the latest security patches. Windows updates are provided by Microsoft and include important security fixes, bug fixes, and feature enhancements for the Windows OS. Security patches are specifically designed to address vulnerabilities and weaknesses that could potentially be exploited by malicious actors. These vulnerabilities could allow unauthorized access, data breaches, or the execution of malicious code on the system. By keeping the OS up to date with the latest security patches, users can minimize the risk of security breaches and protect their systems from various threats. While anti-malware updates are also important for protecting against specific types of malicious software, such as viruses and malware, they primarily focus on detecting and removing known malicious code. Driver updates and firmware updates, on the other hand, are specific to hardware components and peripherals and may improve performance or fix compatibility issues but are not directly related to the security of the OS. In summary, performing regular Windows updates ensures that the OS receives the latest security patches, reducing the risk of vulnerabilities and enhancing the overall security of the system.
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To find the location’s name of the cell, look to the . To add an action to the cell for that data, add commands in the . To move from one cell to the next, use .
Answer:
Name Box
Formula Bar
Either Tab or Enter
Explanation:
Answer:
To find the location’s name of the cell, look to the
✔ name box
.
To add an action to the cell for that data, add commands in the
✔ formula bar
.
To move from one cell to the next, use
✔ either tab or enter
.
Explanation:
Which is better, in most situations, a bumper switch or a limit switch, and why?
Answer:
limit switch because why not
Explanation:
Where do charts get the data series name
Answer:
the answer is row labels
Explanation:
I click a random answer got it correct first try
Answer:
B) Row labels
Explanation:
In the curve bend dialog box, how do you define the shape of the curve?
In the curve bend dialogue box, the shape of the curve may be defined as the representation of any original image in a distorted form according to your choice of selection with appropriate measure.
What is a Dialogue box?In computers and technology, a dialogue box may be defined as a miniature place on a computer screen in which the user is elicited to furnish information or privileged commands.
The function of the curve bend is to make any original image in an arc form that modifies the image in an enlarged view.
Therefore, it is well described above.
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How to fix "your client issued a request that was too large. that’s all we know"?
When numerous strings of latitude and longitude are passed into the static map url, we run into trouble.
The static map link we used to plot latitude and longitude on the map failed due to the URL being too large. Map View has been used, but the output is not in image format. From a static map URL or map view control, we want an image with latitude and longitude plotted on it. 2000 latitudes and longitudes are available for simultaneous plotting. If HTTP Error is what you are experiencing. That is incorrect. The request that your client made was too big. That is all we are aware of regarding Browser code issues or any other error issues when resolving Error. Please comment below with any issues you encounter so that we may correct and resolve them using our challenging solution techniques instructions.
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Words like "free" or "percent off" will not only trigger spam filters for your email, but will also ___________
Answer:
eliminasnados
Explanation:
What is the best programing language to use for building video games?
hey
I'm going to college for game design.
one of the best languages and the one I'm studying in is c# it is used in unity and many other game engines but there are many more. Just to list a few c++, Java, and many more it is up to you. if you would like more info about this just let me know By the way what game are you planning to make that is one of the most important factors
Hope this helps
-scav
1. You are about to start a new photography program at your graduate school. While you already have a professional DSLR
camera, you want to purchase some additional tools and equipment so that you are prepared for any photography
situation. What are some helpful tools and/or equipment that you might purchase? Identify, describe, and explain
several items including how they are used and why.
Answer:
I should bring extra batteries, a UV filter, Cleaning kit, a camera case, external hard drive, the 'Nifty Fifty' lens, and a tripod. Most photographers use a UV lens filter to protect their cameras, especially if they have an expensive lens. UV lens filters prevent dust and dirt from coming into contact with the lens. ... If rain or water droplets get on your lens filter, it's easier to wipe these off your filter than your lens. The best lens cleaning kits will keep your lenses clean to avoid photos of your fingerprints. A good lens cleaning kit is a photographer's best friend. It might not be as fun or flashy as the latest camera gear, but it's just as important as your DSLR when it comes to capturing great images. Photos are often backed up to different devices and a remote cloud. External hard drives are perfect for local backup. Requirements: The requirements for external hard drives used for backup are large volume and affordability. Speed and size are not critical here. Tripods are used for both still and motion photography to prevent camera movement. They are necessary when slow-speed exposures are being made, or when lenses of extreme focal length are used, as any camera movement while the shutter is open will produce a blurred image.
Explanation: I just did this and this was my answer. Im getting an A in this class (pls mark me brainlyist)
To buy some helpful tools and/or equipment that you might purchase are the greater batteries, a UV clear out, a Cleaning package, a digital digicam case, an outside difficult drive, the 'Nifty Fifty' lens, and a tripod.
What is the other equipment that helps in camera protection?The excellent lens cleansing kits will hold your lenses easy to keep away from pics of your fingerprints. An excellent lens cleansing package is a photographer's excellent friend. It won't be as amusing or flashy because of the brand new digital digicam gear, however, it is simply as essential as your DSLR in terms of shooting superb images.
Most photographers use a UV lens clear to defend their cameras, in particular in the event that they have a steeply-priced lens. UV lens filters save you dirt and dust from getting into touch with the lens. If rain or water droplets get to your lens clear out, it is less complicated to wipe those off your clear out than your lens.
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think of a new app idea. What inputs does it need? What outputs? What types of processing does it use to change the input to output? Answer the following questions about you app
App idea
Inputs
Outputs
Types of processing
How processing turns helps turn input to output
The application idea is such an app created to double any valid input entered by the user
The process of designing the applicationThe application idea
The application idea is to design an app that doubles the input entered by the user
Inputs
There is only input in this application, and the datatype of the input variable is number.
The data types under the "number" category are:
IntegerFloatDecimalDoubleRealOutputs
There is only input in this application, and the datatype of the input variable is number.
Just like the input variable, the data types under the "number" category are:
IntegerFloatDecimalDoubleRealTypes of processing
The application uses an arithmetic type of processing
i.e. y = x + x or y = 2 * x or y = x * 2
How processing turns helps turn input to output
The processing turns the input into output by performing the arithmetic operation on the input
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what does a computer do with what it receives from the interpreter?
Answer:
it executes whatever it receives from the interpreter
state the function of font group in the home tab
Explanation:
This group provides access to all the Character Formatting commands.
Which of the examples is part client side code
Answer:
a prompt for special characters in a username
Explanation:
in JavaScript, Python a user input is a client sided code
TRUE/FALSE.a sheet or web supported by springs in a metal frame and used as a springboard
True. A sheet or web supported by springs in a metal frame and is used as a springboard
A sheet or web supported by springs in a metal frame and used as a springboard is an accurate description of a specific type of springboard known as a springboard diving platform. In springboard diving, the springboard is designed with a flexible sheet or webbing that is supported by springs within a metal frame. This construction allows divers to utilize the spring-like action of the board to generate upward propulsion and perform various diving maneuvers.
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Which device used as input, output and storage?
A computer can be used as an input, output and storage device.
What are the inputs, outputs and storage devices are used in the computer? The inputs, outputs and storage devices used in a computer are essential components of the system. Inputs are used to provide data and instructions to the computer, while outputs are used to present the results of the computer's processing. Storage devices are used to store and retrieve data and programs.Inputs come in many forms, including a keyboard, mouse, microphone, touch screen, scanner, and camera. Outputs include monitors, speakers, and printers. Storage devices include hard disks, solid state drives, USB drives, DVDs, and tape drives.Inputs, outputs, and storage devices are all necessary for a computer to do its job. Without them, the user would not be able to provide instructions to the computer or receive the results of its processing. Storage devices are also necessary for the user to store data and programs for later use.To learn more about storage refer to:
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Circle the portion of the IP address that would be invalid if it were assigned to a host, and then explain why it is invalid: 131. 107. 256. 80 222. 222. 255. 222 0. 127. 4. 100 190. 7. 2. 0 127. 1. 1. 1 198. 121. 254. 255 255. 255. 255. 255
The portion of the IP address that would be invalid if it were assigned to a host are:
0. 127. 1. 1.255 255. 255. 255. 255.What is an IP address?An IP address is the abbreviation for internet protocol address and it can be defined as a unique set of numbers that are assigned to a computer or other network devices, so as to successfully differentiate them from one another in an active network system.
In Computer networking, the internet protocol (IP) address comprises two (2) main versions and these include;
Internet protocol version 4 (IPv4).Internet protocol version 6 (IPv6).In this scenario, the portion of the IP address that would be invalid if it were assigned to a host are:
0. 127. 1. 1.255 255. 255. 255. 255.In conclusion, the host portion of a valid IP address must not have all of its unique numbers as ones (1s) or zeros (0s).
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What is the safest way to shut down a desktop or laptop computer?
Press the Power button and hold for three seconds.
Go through the computer’s Shut Down option.
Close the lid on a laptop.
Never shut down a laptop or desktop computer.
it's b
Answer:
B- Go through the computer’s Shut Down option
Explanation:Just did it
which of the following ko commands can be used to go to the last row of a contiguous range of cells? a.tap the alt key and then tap the down arrow key. b.tap the end key and then tap the down arrow key. c.tap the ctrl key and then tap the down arrow key. d.hold the ctrl and alt key and then tap the down arrow key. e.hold the alt key and the down arrow key.
The correct ko command that can be used to go to the last row of a contiguous range of cells is option B: tap the end key and then tap the down arrow key.
In Microsoft Excel, the End key is used to navigate to the last cell in a row or column that contains data or formatting. When used in combination with the arrow keys, it can quickly navigate to the last cell of a contiguous range of cells. So, to go to the last row of a contiguous range of cells, one can tap the End key (to go to the last column of the range) and then tap the down arrow key (to go to the last row of the range).
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How is it possible for the router to know whether it is supposed to send a cat photo to your laptop or your mom’s phone or the display on your smart fridge?
Group of answer choices
It uses the private IP address.
It uses the public IP address.
It uses the POP address.
It uses the DNS address.
Answer:
It uses the Private IP address
Explanation:
Which statement best describes network security?
Answer:
B.network security means all personal information is kept safe the network is not compromised and only authorized users had access Im pretty sure they
Explanation:
network security means all personal information is kept safe the network is not compromised and only authorized users had access Im pretty sure they
windows media player cannont burn to the disc because the drive is in use wait a few minutes dir ither bburning tasks t complete and then trry again
Update WMP to the Latest Version, Make Use of the System Troubleshooter, Change the Burning Speed in WMP, Update the Drivers of CD Drive, Run the System File Checker, Replace the Blank Disc.
Define system troubleshooter?A methodical method of problem-solving is troubleshooting.
The purpose of troubleshooting is to identify the root cause of an issue and provide instructions on how to fix it.
Detailed description of the issue is the first step in the troubleshooting procedure.
Critical troubleshooting will automatically correct issues like faulty settings that prevent crucial services from working, make modifications to work with your hardware, or make other particular changes necessary for Windows to function with the hardware, apps, and settings you've chosen. There are changes here that you won't see.
A methodical method of problem-solving known as troubleshooting is frequently used to identify and resolve problems with sophisticated machinery, electronics, computers, and software systems.
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You need to add security for your wireless network. You would like to use the most secure method. Which method should you implement?.
Disabling SSID broadcast is the greatest practice to take to increase security for wireless networks.
What is network?a chain, group, or system that is interconnected or associated in some way. a system of interconnected computers and devices that can communicate with one another. 4. a collection of radio or television stations connected by a radio relay or wire.
The best method to implement to add security for wireless network is disabled SSID broadcast.
By turning off the SSID broadcast, the router stops broadcasting the name of the wireless network, rendering it undetectable to users.
This only prevents the name from appearing on device lists for neighboring networks, though. Since users still require the network, it is still in existence.
Hence, disabled SSID broadcast is correct option.
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