which of the following is true of abstract classes? group of answer choices abstract classes are not instantiated. abstract classes must inherit from another user-created class. abstract classes must have complete method statements, not just method signatures. abstract classes cannot inherit from other classes.

Answers

Answer 1

The following is true of abstract classes: Abstract classes are not instantiated. Abstract classes must inherit from another user-created class.

Abstract classes must have complete method statements, not just method signatures. Abstract classes cannot inherit from other classes. An abstract class is a class in Java that contains the keyword abstract. It is used to encapsulate the common functionality of its subclasses while also allowing them to specify their own behaviour. In Java, an abstract class is a superclass that cannot be instantiated and is used to define a common base class for multiple subclasses. It has the following characteristics:A class that is abstract in Java cannot be instantiated.A subclass must always extend an abstract class.It can contain both abstract and non-abstract methods. Abstract classes are used in Java to define an object-oriented model. They are classes that are incomplete and cannot be instantiated.

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Related Questions

Explain quantum computing in simple terms

Answers

Answer:

Quantum computing is a form of computing that uses quantum-mechanical phenomena, such as superposition and entanglement, to perform operations on data. Unlike traditional computers, which use bits represented by 0s or 1s, quantum computers use qubits, which can represent a 0, a 1, or both at the same time. This enables quantum computers to process and store information much faster than traditional computers, allowing them to solve problems that are too complex or time consuming for traditional computers.

Answer:

Quantum computing is a type of computing that uses quantum bits, or qubits, instead of the traditional bits used in classical computing.

In classical computing, bits can only be in one of two states: 0 or 1. In contrast, qubits can be in multiple states at once, which allows quantum computers to perform certain types of calculations much faster than classical computers.

Quantum computing takes advantage of the principles of quantum mechanics, such as superposition and entanglement. Superposition means that a qubit can be in multiple states at once, while entanglement means that two qubits can be connected in a way that their states are always correlated, no matter how far apart they are.

These properties allow quantum computers to perform certain types of calculations much faster than classical computers. For example, a quantum computer can factor large numbers into their prime factors much faster than a classical computer, which is important for cryptography and other applications.

However, quantum computing is still in its early stages of development, and many technical challenges remain before it can become a practical technology for everyday use.

Fast as possible, please

Fast as possible, please

Answers

the process of systematically applying statistical and/or logical techniques to describe and illustrate, condense and recap, and evaluate data

To discover how many cells in a range contain values that meet a single criterion, use the ___ function

Answers

Answer:

COUNTIF

Explanation:

the Countif function counts the number of cells in range that meets a given criteria.

How does net neutrality protect your information? Do they connect everyone into something?

Answers

Answer:

Net neutrality law focuses on regulating and/or preventing three main practices:

Blocking: ISPs cannot block or prevent access to any lawful content on the web.

Paid prioritization: Providers cannot prioritize companies or consumers who pay a premium for a “fast lane” and keep those who don’t pay in a “slow lane.”

Throttling: Providers cannot limit your bandwidth or slow your connection based on your internet activities.

Without net neutrality or other laws protecting equal content, ISPs could, in theory, block certain websites and favor others. For example, your internet provider could theoretically make Netflix slower in order to push you towards its cable TV service.

Or, Xfinity could allow their subscribers to stream Peacock content (which they own through NBCUniversal) for free, while charging subscribers for watching Netflix. With net neutrality, you would have free and equal access to both Peacock and Netflix.

Another example would be your ISP slowing your connection every time you try to game over Twitch, but speeding it back up again when you’re not gaming, a practice known as throttling.

Explanation:

Answer: Net neutrality rules prevent this by requiring ISPs to connect users to all lawful content on the internet equally, without giving preferential treatment to certain sites or services. In the absence of net neutrality, companies can buy priority access to ISP customers.

How many different bit strings can be transmitted if the string must begin with a 1 bit, must include three additional 1 bits (so that a total of four 1 bits is sent), must include a total of 12 0 bits, and must have at least two 0 bits following each 1 bit?

Answers

Answer:

4

Explanation:

we know that there are three other 1 bits (as there is a total of four 1 bits) that each need to be followed by at least two 0's and thus we require another 3 blocks 100. In total, there are 12 0 bits. Since there are. 2 + 2 + 2 + 2 = 8 2+2+2+2=8 2 + 2 + 2 + 2 = 8. zeros in the blocks 100, there are. 12 − 8 = 4 12-8=4 12 − 8 = 4.

what advantage does the client-server architecture have over peer-to-peer?

Answers

Over peer-to-peer architecture, client-server architecture has a number of benefits. In a client-server design, the system is split into two primary components: the client, which asks the server for services or resources, and the server, which gives the client those services or resources.

Client-server design has some benefits, such as: Consolidated management and control: The server offers a centralised location for handling data and resources, which can make system administration and maintenance easier. Client-server systems scale more readily since the server can be modified or expanded to handle rising resource or service demand. Security: Client-server architecture can offer greater security since the server can be set up to enforce access control and other security policies, which are sometimes more challenging to implement in peer-to-peer systems. Reliability: The server can be built to be extremely available and reliable because it is in charge of dispensing services or resources, lowering the possibility of system outages or data loss.

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Assign 20 to variables x, y and z in a single statement.

Answers

Answer:

x=y=z=20

Explanation:

This assigns the same value, which is 20 to multiple variables

1. explain how multiprogramming is made possible for these models. how is this implemented? 2. with no multiprogramming, why is the input queue needed? why is the ready queue needed. 3. what aspect of an operating system is the model representing? 4. what performance measures does the model compute? 5. after changing some of the parameters in the model (the workload) and executing again the model: 6. what changes in the results do you notice?

Answers

Multiprogramming is made possible in these models by allowing multiple programs to be loaded into memory simultaneously and share the CPU's processing time.

This is implemented by using techniques like time-sharing and context switching. Time-sharing allows each program to be allocated a small time slice of the CPU, which is then rapidly switched between different programs. Context switching is the process of saving the current state of a program and loading the state of another program to continue execution.

In the absence of multiprogramming, the input queue is needed to hold incoming jobs or processes that are waiting to be executed. The ready queue is needed to hold the processes that are currently in main memory and ready to be executed by the CPU. The model represents the process management aspect of an operating system, which deals with the scheduling and execution of processes.

The model computes performance measures such as the average turnaround time, average waiting time, and CPU utilization. These measures provide insights into the efficiency and effectiveness of the scheduling algorithms used in the system.

After changing the parameters in the model, the results may vary. The changes in workload can affect the scheduling algorithm, leading to different turnaround times, waiting times, and CPU utilization. For example, a heavier workload may result in increased waiting times and reduced CPU utilization.

The changes in the results may include variations in the average turnaround time, waiting time, and CPU utilization. Depending on the specific changes in the parameters, the system's performance may improve or degrade compared to the previous execution. These changes can provide valuable insights for optimizing the system's configuration and scheduling algorithms.

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how is computer in each generation distinguished from each other​

Answers

Answer:

By the electrical current flowing through the processing mechanismsWhy do scientist believe the storm is so severe.

Answer:

Generation in computer terminology is a change in technology a computer is/was being used. Initially, the generation term was used to distinguish between varying hardware technologies.

Explanation:

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♛┈⛧┈┈•༶♛┈⛧┈┈•༶

xd ... ;)

Visit a shoot location for any video or film and observe the ongoing activities. Based on your observation, answer the following questions. If you’re unable to visit an actual shoot location, you can perform online or offline resources to answer the questions below.

What was the approximate size of the crew on the shoot? (Alternatively, what is the average crew size on a film shoot?)
What is the role of the director?
What is the role of a cameraman or cinematographer?
What is the role of the light technicians and assistants?
What does the makeup man do?
Was there a stylist on the shoot? What did he or she do?

Answers

Finding actual sites to act as the imaginary locations mentioned in a film's screenplay is known as location scouting. The correct setting aids the story and contributes to the creation of a believable world in films.

What does filming on location entail?

Location filming is simply shooting outside of a studio in the actual location where the story takes place. A soundstage is a space or building that is soundproof and utilized for the creation of movies and television shows.

How can I locate my shooting location?

For assistance, get in touch with the film commission or your local government office. They can aid in locating potential shooting sites for your movie. For a list of locations that are offered to filmmakers, you may also check out location-scouting websites.

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Choose the option that best matches the description given. The older term, social service, referred to advancing human welfare. The new term, meaning to provide for the needs of various people and groups, is ____.
A. social assistance
B.social welfare
C.social media
For everyone that doesn't wanna watch the ads, The answer is A, social assistance.

Answers

Answer:

Social Assistance

Explanation:

Provision and disbursement of intervention in other to palliate the suffering and want of an individual, group or community can be described as rendering social assistance. Assistance which also means helping people fulfill their needs could be offered by the government, non-governmental organizations or individuals personnels. Rendering social assistance could be in the form of cash or gift offerings, provision of food for the hungry, shelter for the homeless, medical interventions for the sick and catering for other touch points of the needy.

Answer:

Social Assistance

Explanation:

10. What is the value of favorite Animal after the code below is run?
animals = [ 'dog', 'cat', 'cow', 'pig' ]
favoriteAnimal = animals[2]
[1 point]
O a. dog
O b.cat
O c. cow
O d. pig

Answers

Running the code

animals = [ 'dog', 'cat', 'cow', 'pig' ]

favoriteAnimal = animals[2]

will give a result of

"cow"

Present your opinions about using robots to help with household routines.​

Answers

Answer:

I believe robots helping with household routines is great!  Robots hold have great  capability to assist senior 's. Robots can hand appropriate medicines to older adults on time. They can mop the floor super fat and super good. Additionally, there are robots that can lift people up and move them to a certain place!

Explanation:

How can you benefit from an internship, even if it is unpaid?

college class
i couldnt find it in article

Answers

The ways that a person can benefit from an internship, even if it is unpaid is that Unpaid internships can be a fantastic way to begin developing your professional network, gain skills, and get insightful input from industry experts. They may also be a reliable predictor of your future career satisfaction.

How do you anticipate using this internship to your advantage?

Some of the gains from internship are:

Obtain useful professional experience.Consider a career route.Gain a competitive advantage in the job market.Develop and polish your skills.Obtain compensation in money.Build a network with industry experts.Gain self-assurance.Change over to employment.

Note that unpaid intern do assist you in putting your knowledge and talents to use at work. You can better comprehend the everyday responsibilities of that role by participating in work experience as part of your study.

Hence it is seen as a wonderful approach to develop and show off abilities like dependability and communication is through unpaid work experience.

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Type the correct answer in the box. Spell all words correctly.
Which software is used to play, create, and modify audio and video files?
_______software is used to play, create, and modify audio and video files.

Type the correct answer in the box. Spell all words correctly.Which software is used to play, create,

Answers

Answer:

Adobe Premire pro

Explanation:

Answer:

video editing

Explanation:

Describe the connection between computer science and travel.

Answers

I tried to research but this is all I got I hope this helps in a way
Describe the connection between computer science and travel.

answer these guys thanks
nonsense answers well be reported
What are the different types of fiber connectors? Cite their advantages and disadvantages​

Answers

Answer:types of fiber connectors

Bionic Connector · Standard Connector (SC) · Ferrule Core Connector (FC) · ST Connector (ST) · SMA Connector · Lucent Connector (LC) · LC Duplex Coupler

Advantages:

Speed in internetsupport better healthconnect multiple deviceinternet reliability

Disadvantages

The optical fibers are difficult to splice, there are loss of the light in the fiber due to scattering. They have limited physical arc of cables. If you bend them too much, they will break. The optical fibers are more expensive to install, and they have to be installed by the specialists.

*¿Qué requisito debe cubrir el reciclado de dispositivos
de los equipos de computo para el cuidado del medio
ambiente?

Answers

Give Back to Your Electronic Companies and Drop Off Points.
Visit Civic Institutions. ...
Donating Your Outdated Technology. ...
Sell Off Your Outdated Technology. ...
Give Your Electronic Waste to a Certified E-Waste Recycler

Can someone tell me why I turn my mix on everyday and today I turned my computer on, put my headphones on and my mix started playing...

Answers

Answer:

LOL FELT THAT

Explanation:

Answer:

must have been a lucky day

Explanation

4. In computers, an integer can be represented by more than 8-bit, what is the largest positive integer that
can be represented by a 16-bit integer? Give your answer in binary, hex and denary form.
a. Binary:
b. Hexadecimal:
c. Denary: (Show your working)

Answers

Ok give me some minutes I’m on it now

what do the jquery selectors in this code select?
It disables or enables a specific radio button when an element is checked or unchecked.
It disables or enables all radio buttons when an element is checked or unchecked.
It disables or enables a specific check box when an element is checked or unchecked.
It disables or enables all check boxes when an element is checked or unchecked

Answers

The jQuery selectors in this code select elements based on their type and state. Specifically:

1. It disables or enables a specific radio button when an element is checked or unchecked: The selector targets a particular radio button element, usually using an ID or class, and changes its 'disabled' property based on the state of another element.

2. It disables or enables all radio buttons when an element is checked or unchecked: The selector targets all radio button elements (typically using 'input[type="radio"]') and changes their 'disabled' property based on the state of another element.

3. It disables or enables a specific check box when an element is checked or unchecked: The selector targets a particular checkbox element, usually using an ID or class, and changes its 'disabled' property based on the state of another element.

4. It disables or enables all checkboxes when an element is checked or unchecked: The selector targets all checkbox elements (typically using 'input[type="checkbox"]') and changes their 'disabled' property based on the state of another element.

In each case, the jQuery selectors identify the target elements, and the associated code handles the enabling or disabling of these elements based on the check or uncheck event of another element.

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Businesses with very large sets of data that need easy access use sets of cartridges with robot arms to pull out the right one on command.This is known as______.

a.
removable hard drives
b.
smart cards
c.
mass storage
d.
USB drives

Answers

Answer:

C. Mass Storage

if incorrect then:

A. Removable Hard Drives

Realiza una tabla acerca de los escenarios de usos más comunes de Excel.

Answers

Answer:

Microsoft Excel es una hoja de cálculo producida por Microsoft. La aplicación es ampliamente utilizada en empresas e instituciones, así como por usuarios domésticos. Su uso principal es realizar cálculos (por ejemplo, gastos) compilados en forma tabular. Para este uso, se aplican numerosas funciones matemáticas, financieras y de base de datos disponibles en el programa. La duplicación semiautomática de las fórmulas creadas con el uso de diferentes variantes de direccionamiento (direccionamiento relativo, direccionamiento absoluto, direccionamiento mixto) también es de gran importancia. Microsoft Excel también se utiliza para crear muchos tipos de gráficos, útiles, entre otros, en física, matemáticas y economía. También incluye un sistema para la elaboración de informes utilizando el llamado tablas dinámicas, utilizadas en la realización de análisis comerciales.

what does FEA for digital technology mean?


thanks for your time!!

Answers

Answer:

Finite Element Analysis

Explanation:

hope that helped ,brainliest if u dont mind

fea= finite element analysis

This is for computer science, please help, I don't understand this :(

This is for computer science, please help, I don't understand this :(

Answers

Answer:

1- np.array(['A']) will result in  ['A']

2- np.array([3.14, 7]) will result in [3.14,7]

3- np.arrange(2,8,1) will result in [2 3 4 5 6 7]

4- np.arrange(1,7,2) will result in [1 3 5]

This is for computer science, please help, I don't understand this :(
This is for computer science, please help, I don't understand this :(

I am an early adopter of new technology Overall, I am comfortable using new technology It is easy for me to use a camera on a phone, tablet, or computer I enjoy using new technology

Answers

Answer:

Information and Communication Technology.

Explanation:

Due to ICT, individuals have learn how electronic devices operate and how they should handle it, and its benefits to them.

What is the bluedot next to pinned discussion canvas.

Answers

Answer:

In discussion replies, a blue dot [1] indicates the reply is new and unread. A white dot [2] indicates a reply is read. When you navigate away from the Discussion or refresh the page, the blue dots will change to white dots indicating the replies are read.

Explanation:

Analyze the American Computer Software Company named Adobe
Relating to security, what type of data does Adobe capture from
customers?
How does Adobe protect this data and have they had any data
breach

Answers

Adobe is an American computer software company that captures various types of data from customers. They prioritize the security of customer data and employ measures to protect it. While Adobe has experienced data breaches in the past, they have implemented improvements and taken steps to enhance their data security protocols.

As an established software company, Adobe captures different types of data from its customers. This data can include personal information such as names, addresses, and contact details, as well as transactional data, login credentials, and usage patterns. Additionally, Adobe may collect analytics data, feedback, and user-generated content.

To protect customer data, Adobe has implemented robust security measures. They employ encryption techniques to safeguard data both in transit and at rest. Access controls and authentication mechanisms are utilized to ensure that only authorized personnel can access sensitive information. Adobe also conducts regular security audits and assessments to identify and address any vulnerabilities in their systems.

While Adobe has made efforts to protect customer data, they have experienced data breaches in the past. In 2013, a major breach occurred where attackers gained unauthorized access to customer data, including usernames, passwords, and credit card information. Following this incident, Adobe enhanced their security practices, implemented stronger encryption, and enhanced monitoring and detection capabilities.

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How to block text messages from email addresses iphone?.

Answers

Answer:

Go to Settings -> Messages, scroll down to "Message Filtering" section and click into "Unknown & Spam". Enable "Filter Unknown Senders" and SMS Filtering.

Explanation:

This should turn off iMessage notifications if the text comes from addresses that are not in your contacts, unless you have replied to it.

A person who works full time for a power company is concidered a consultant

A person who works full time for a power company is concidered a consultant

Answers

Answer:

It will depend on your employer. Many will have a clause in the employment agreement limiting or prohibiting outside work without permission, especially in the same field. You’ll also need to think about the logistics of trying to juggle both sets of responsibilities. It’s going to be hard to sell work as an independent consultant if you can’t meet with or speak to clients during business hours, when you’d presumably be at your full-time job. Likewise, if you need to visit the client site to do your consulting work, how would you do that while working full-time? I can’t think of a lot of consulting opportunities that you could do entirely in the evenings or on weekends, and I don’t think your boss at your full time job would allow you to field calls for your own outside business at work.

When I started out in consulting, I moved from a job at a large university, where I was also teaching a class. I agreed to do essential work for my old boss as a consultant at night and on weekends until they could hire a replacement. After a few weeks on the job, I casually mentioned this to my supervisor at the new job, who showed me the clause in the employment handbook that didn’t allow me to consult for anyone else while employed there. I had to end that arrangement. However, the consulting firm was fine with my continuing to teach at the university, as they didn’t consider that a conflict

Answer:

False

Explanation:

They would be called an employee.

Other Questions
One narrow strait may take you through his blows:denial of yourself, restraint of shipmates.When you make landfall on Thrinakia firstand quit the violet sea, dark on the landyou'll find the grazing herds of Heliosby whom all things are seen, all speech is known.Avoid those kine, hold fast to your intent,and hard seafaring brings you all to Ithaka.But if you raid the beeves, I see destructionfor ship and crew.Which excerpt from the passage best identifies the conflict that Teiresias predicts as partially a character versus character conflict?denial of yourselfrestraint of shipmatesquit the violet seadestruction for ship and crew all subnets exist in ospf area 0. which command, if issued on r3, would show all the lsas known by r3 Pay attention to the following statements:p = Today the son went to the bookstore.q = Today Putra went to the supermarket.determine p qanswer choicesToday Purta goes to the bookstore or the super markettoday son did not go to the shop or to the supermarkettoday the son does not go to the supermarket and to the storetoday the son does not go to the bookstore or go to the supermarket what is the major problem faced by mountain man brewing co. in this case? briefly summarize the high-level actions mmbc should take to solve the major problem and ensure its long-term survival. in other words, briefly summarize your strategic recommendations, in addition to identifying the major problem. Evaluate (if possible) the six trigonometric functions of the real number t. (If an answer is undefined, enter 2 sin to csc to cos t = sec t = tant = cott = Need Help? Read It Watch It You just read two informational texts and one literary text about miners' lives during the Gold Rush: Klondike Gold Rush, A Woman Who Went to Alaska, and Old Settlers Song." Write an essay that identifies a shared central idea or theme across all three texts and how each author develops the central idea or theme through the miners' perspective. It might be helpful to provide an objective summary of each text to make sure you have internalized what each text is all about. Be sure to: Introduce the topic clearly and organize your ideas so that a reader understands what you are saying; Include relevant, well-chosen facts, definitions, concrete details, quotations, or other evidence from the texts in your response; Provide a concluding statement or section that follows and supports the information and explanation you presented; Use proper grammar, conventions, spelling, and grade-appropriate words and phrases. definition of gender destiny is writing a report about agroterrorism and the danger it poses to consumers. she understands that this is not a subject many worry about since other forms of terrorism seem much more prevalent and dangerous. destiny notes the case where a religious cult intentionally contaminated salad bars in 10 restaurants with salmonella, resulting in more than 750 people becoming ill. which sentence would destiny most likely use to tie this experience to her argument? Hamilton and Adams were considered _____________who believed the national government has powers expressed in the Constitution and any power can be reasonably implied.a. Anti-Federalistsb. Whigsc. Quakersd. Federalists Solve the attached CLT questionThanks!! Which of the following statement regarding sight letters of credit is INCORRECT? O The issuing bank will pay the seller if the seller presents documents in compliance with the terms and conditions of the credit even if the buyer does not pay for the goods. O The seller takes on the risk of the issuing bank rather than the non-payment risk of the buyer. O The seller ships the goods to the buyer and presents the contract of sale to the issuing bank for payment. O The issuing bank will collect payment from the buyer before releasing the documents to him. what is 21 divided by 0.4 a hockey puck slides off the edge of a table at point a with an initial velocity of 20.0 m/s and experiences no air resistance. the height of the tabletop above the ground is 2.00 m. (a) what is the speed (not the velocity) of the puck just before it touches the ground? What does the text most strongly suggest about the disco genre?Choose 1 answer:It gave rise to a Black women's musical tradition that has enduredeven though the genre itself faded in the late twentieth century.(It has been unjustly ignored by most scholars despite the importanceof the themes addressed by many of the genre's songs.It has been unfairly dismissed for the inclusion of subject matter thatis also found in other musical genres.It evolved over time from a superficial genre focused on romance toa genre focused on more serious concerns. 10. ".By the 1920s, it had taken the United States by storm." What does the phrase, "taken bystorm" mostly mean?A. Become popular quicklyB. Caused a lot of troubleC. Influenced new musicD. Conquer or seize What is the value of x in the equation 1/4(4 + x) = 4/3 Solve the equation. Give the solution in exact form. log 6 [(x + 5)(x - 4)] = 2 . Rewrite the given equation without logarithms. Do not solve for X. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution set is (Type an exact solution, using radicals as needed. Use a comma to separate answers as needed.) B. The solution is the empty set. Which of the following statement about market efficiency is true? A. Pricing efficiency refers to transaction costs being as low as possible and required trading should be quickly effected B. Behavioural finance cannot help to explain stock market crashes C. Run test try to identify any significant long-term relationships in security price movements by filtering out short-term price changes D. If the market is weak form efficient it is not possible to make gains by acting on new information. E. In a strong form efficient capital market, shares reflect only public information F. Insider trading cannot give abnormal returns in a strong form efficient capital market? what is the correct meaning of the word sheer