the built-in object class . group of answer choices is the base class for most, but not all, classes defines tostring() and no additional methods is derived from class super defines multiple methods including tostring() and equals()
Answers
The built-in object class is the base class for most, but not all, classes .it can override methods from the superclass or add new methods of its own.
The built-in object class is a fundamental class in Java that serves as the root of the class hierarchy. Most other classes in Java inherit from this class either directly or indirectly. However, some classes do not inherit from the object class, such as the primitive data types and some system classes. The object class defines the basic behaviors that all classes have in common, such as the ability to be compared for equality and the ability to be converted to a string representation.
These behaviors are implemented through methods like equals() and toString() which are defined in the object class. While the object class defines a minimal set of methods, other classes can define additional methods that are specific to their own behavior. When a class is derived from another class, This is how Java allows for the creation of complex class hierarchies with specialized behavior at each level.
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Related Questions
Assume you need to create a presentation on the effects of global warming. Keeping the topic in mind, you need to
focus on certain key guidelines while creating the presentation. In a table, list those appropriate guidelines that you
would follow to create an effective presentation. Your table should have guidelines related to image choices, font
size for the heading and body text, background and text color for the slide, number of bullet points you will use,
and number of words per line. Also, provide your rationale about the choices for these elements.
Answers
Answer:
................................................................................................
Explanation:
Write a program that hardcodes a proposed password and checks that it is an acceptable password.
If the proposed password is acceptable password, the program writes a message "Password zzzzzzzzz is acceptable" and ends.
If it is not acceptable, it writes a message "Password is acceptable because it "
Where
is the password which was checked.
is one of:
"is not at least 7 characters long."
"does not contain both upper and lower case alphabetic characters."
"does not contain at least 1 digit."
is used if the PW is not acceptable, else the word not isn't printed.
"is an acceptable password."
Acceptable passwords:
are at least 7 characters long.
contain both upper and lower case alphabetic characters.
contain at least 1 digit.
The logic of this program can be quite tricky. Hint: use toUpperCase(), toLowerCase, and equals(). You will also need nested ifs.
Here some sample runs of the program; your output should look substantially the same:
C:\>java PasswordChecker
Enter your password:
snowflake
Password snowflake is not acceptable because it does not contain both upper and lower case alphabetic characters."
Enter your password:
SnowFlake
Answers
Using the knowledge in computational language in JAVA it is possible to write the code that write a program that hardcodes a proposed password and checks that it is an acceptable password.
Writting the code:
class InvalidPasswordException extends Exception {
int passwordConditionViolated = 0;
public InvalidPasswordException(int conditionViolated)
{
super("Invalid Password: ");
passwordConditionViolated = conditionViolated;
}
public String printMessage()
{
switch (passwordConditionViolated) {
case 1:
return ("Password length should be"
+ " between 8 to 15 characters");
case 2:
return ("Password should not"
+ " contain any space");
case 3:
return ("Password should contain"
+ " at least one digit(0-9)");
case 4:
return ("Password should contain at "
+ "least one special character");
case 5:
return ("Password should contain at"
+ " least one uppercase letter(A-Z)");
case 6:
return ("Password should contain at"
+ " least one lowercase letter(a-z)");
}
return ("");
}
}
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How is data transmitted between computers?
Answers
Answer:
Data is transmitted from one computer to another through a process called serial transmittion
Serial data transmission sends data bits one after another over a single channel.
Hope this helps
A speed limit sign that says "NIGHT" indicates the _____ legal speed between sunset and sunrise.
Answers
Answer:
Maximum
Explanation:
Speed limits indicate the maximum speed you are legally allowed to drive.
there are 15 programs queued to run on a quad-core processor (processor with four cores). if each program can only be assigned to at most one core, and each core will have one program running on it, how many different combinations of programs can be run at the same time?
Answers
There are 15 programs queued to run on a quad-core processor (processor with four cores). if each program can only be assigned to at most one core, and each core will have one program running on it, there are 48620 different combinations of programs that can be run on the quad-core processor at the same time.
The number of ways to distribute 15 distinct items into 4 distinct bins is given by the number of combinations without repetition. This can be calculated using the binomial coefficient formula as:
C(15, 4) = 15! / (4! * (15 - 4)!) = 48620
So there are 48620 different combinations of programs that can be run on the quad-core processor at the same time.
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Which of the following is not a good file-management practice?
A. Create descriptive names for folders and files.
B. Store all of the data files at the top level of the drive to make them easier to find.
C. Remove folders and files when they are no longer needed.
D. Make enough subfolders so that the files in any one folder are readably visible.
Answers
Answer:
B, Store all of the data files at the top level of the drive to make them easier to find.
Explanation:
Your files will be unorganized, and it will actually do the opposite of what you want it to.
Hope this helps!
The following is not a good file-management practice Store all of the data files at the top level of the drive to make them easier to find. Thus the correct option is B.
What is file management?File management is referred to as a systematic technique that allows an individual to store their valuable data and information in the forms of files and documents in an organised manner to retrieve it properly.
File management is crucial since it keeps the files of an individual orderly. It could make it simpler for them to locate files when they need to utilize them. It is crucial for organizations since it makes it simpler for them to share folders with their staff or customers.
File management allows an individual to store their information with descriptive names for easy access and remove files that are not required.
It also enables to make of subfolders so that the files belonging to separate departments or folders are visible to the reader without creating any kiosk.
Therefore, option B is appropriate.
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ning and e-Publishing: Mastery Test
1
Select the correct answer.
Which statement best describes desktop publishing?
O A.
a process to publish drawings and photographs on different media with a laser printer
B.
a process to design and produce publications, with text and images, on computers
OC.
a process to design logos and drawings with a graphics program
OD
a process to publish and distribute text and graphics digitally over various networks
Reset
Next
Answers
Answer:
B
Explanation:
I dont no if it is right but B has the things you would use for desktop publishing
Answer:
the answer is B.
a process to design and produce publications, with text and images, on computers
Explanation:
An XML resource that contains attributes that describe how widgets look and behave is called
A. a theme
B. a collection
C. a style
D. a structure
Answers
C. a style.
A style is an XML resource that contains attributes that define the appearance and behavior of widgets in an Android app. These attributes can include things like the color, font, size, and padding of a widget, as well as its layout and behavior, such as how it responds to user input. By defining styles in a separate XML file, developers can easily apply consistent visual and behavioral properties to multiple widgets throughout an app, making it easier to maintain and update the app's UI over time. Therefore, a style is an essential component of Android app development.
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Python String Functions: Create a new Python Program called StringPractice. Prompt the user to input their name, then complete the following:
Length
• Print: “The length of your name is: [insert length here]”
Equals
• Test to see if the user typed in your name. If so, print an appropriate message
Really appreciate the help.
Answers
#Swap this value by your name. Mine is Hamza :)
my_name = "Hamza"
#Get input from user.
inp = input("What's your name?: ")
#Print the length of his/her name.
print("The length of your name is",len(inp),"characters.")
#Check if the input matches with my name?
#Using lower() method due to the case insensitive. Much important!!
if(inp.lower()==my_name.lower()):
print("My name is",my_name,"too! Nice to meet you then.")
what is meant by astigmation
Answers
Answer:
It is a condition where the eye isn't completely round
Explanation:
Answer:
is a common and generally treatable imperfection in the curvature of your eye that causes blurred distance and near vision. Astigmatism occurs when either the front surface of your eye (cornea) or the lens, inside your eye, has mismatched curves
Explanation:
Which statement about the pros and cons of various cloud computing approaches in accurate? a. Hybrid cloud computing provides flexibility, scalability, and cost efficiency with low security risk- b. Deep technical skills and sophisticated software are needed to begin using public cloud computir services. c. Virtual private clouds can provide SaaS but not laaS service types more efficiently than public clouds. d. Public and private clouds are very dissimilar in their operation and benefits
Answers
The statement that is accurate about the pros and cons of various cloud computing approaches is (a) Hybrid cloud computing provides flexibility, scalability, and cost efficiency with low-security risk.
This is because hybrid cloud computing allows organizations to use a combination of private and public clouds, which can offer the benefits of both worlds. By leveraging the public cloud for non-sensitive workloads and using private clouds for sensitive data, organizations can achieve flexibility, scalability, and cost efficiency without compromising on security.
Option (b) is not entirely accurate because while technical skills are required to use public cloud computing services, they are not necessarily deep or sophisticated. Public cloud providers offer user-friendly interfaces that make it easy for businesses to get started.
Option (c) is also not accurate because virtual private clouds can provide both SaaS and IaaS service types just like public clouds. The main difference is that virtual private clouds offer a higher level of security and control, which makes them ideal for businesses with sensitive data.
Option (d) is not entirely accurate either because while public and private clouds do differ in their operation and benefits, they also have some similarities. For instance, they both offer scalability, cost efficiency, and high availability. Therefore, it is essential to choose the cloud computing approach that best suits the needs of the organization, taking into account the pros and cons of each option.
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A local area network (LAN) is best described as a(n): Multiple Choice computer system that connects computers of all sizes, workstations, terminals, and other devices within a limited proximity. electronic library containing millions of items of data that can be reviewed, retrieved, and analyzed. method to offer specialized software, hardware, and data-handling techniques that improve effectiveness and reduce costs. system that allows computer users to meet and share ideas and information.
Answers
Answer:
computer system that connects computers of all sizes, workstations, terminals, and other devices within a limited proximity.
Explanation:
A local area network (LAN) refers to a group of personal computers (PCs) or terminals that are located within the same general area and connected by a common network cable (communication circuit), so that they can exchange information from one node of the network to another. A local area network (LAN) is typically used in small or limited areas such as a set of rooms, a single building, school, hospital, or a set of well-connected buildings. Some of the network devices or equipments used in a local area network (LAN) includes an access point, personal computers, a switch, a router, printer, etc.
Typically, a local area network (LAN) is best described as a computer system that connects computers of all sizes, workstations, terminals, and other devices such as switches, routers and access points (APs) within a limited proximity.
Data type helps a database management system (DBMS) to ________.
A) present the data in a useful format
B) format data
C) allocate storage space
D) eliminate data duplication
E) retrieve information
Answers
The right answer is C, which states that a database management system (DBMS) uses Data type to allot storage space.
What is the straight forward meaning of data?Data are informational fragments that have been changed into a format that computers can send or process. Data is information that has been transformed into binary digital form for use with modern computers and communication mediums. The topic of data may be used in either the singular or the plural.
How do information and data differ from one another?Data is a discrete unit made up of basic components without a defined meaning. Information is a collection of facts with a logical significance when taken as a whole. Information is not a prerequisite for data. Data depend on information.
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Why does the separation of the database systems and the programs that access them make an application programmer's job easier?
Answers
The definition of the database and how it stores the data are no longer matters to the coder.
Why is it easier for application programmers to do their jobs when database systems and the programs that access them are separated?Program-data independence describes this division. This separation makes it easier to create new applications since programmers can concentrate on writing the application logic (what the software will do) rather than on the location and method of storing and accessing the various data elements.
What features of a database management system are beneficial?By relieving users throughout the company of tedious and time-consuming data processing chores, a DBMS can enhance your data processes and raise the business value of your firm's data assets.
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Write a program that will add up the series of numbers: 99,98, 97...3.2.1. The program should print the running total as well as the total at the end.
The program should use one for loop, the range() function and one print() command.
Sample Run
99
197
294
390
-
4940
4944
4947
4949
4950
Answers
Answer:
result = 0
for i in range(99, 0, -1):
result += i
print(result)
Explanation:
It gives back a series of numbers that begin at zero, increase by one by default, and end just before the specified number. There are three criteria total, and two of them are optional.
What range() function and one print() command?For the range() method to produce the integers in reverse order, use a negative step value. For instance, the expression range(5, -,1, -1) will result in the integers 5, 4, 3, 2, and 1.
By setting the step argument of a range() function to -1, you may effectively reverse a loop. Reverse iteration of the for loop's iterations will result.
The range() function returns a series of numbers that, by default, starts at 0 and increments by 1 before stopping in a given number.
Therefore, Instead of being a physical hardware device, a software calculator is one that has been implemented as a computer program.
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what is the ipv6 prefix of the address 2001:00cb:1562:0dc3:5400:0001:24a0:0014 if the prefix length is /56
Answers
2001:00cb:1562:0d:
Moreover, An IPv6 address prefix is a combination of an IPv6 prefix address and prefix length used to represent a block of address space (or network), similar to using a combination of IPv4 subnet address and netmask to specify a subnet. An IPv6 address prefix has the form ipv6-prefix/prefix-length.
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Optimizing a network to handle more traffic by adding new specialized software is an example of ______ scaling. Adding additional nodes to a network is an example of _________ scaling.
Answers
Answer:vertical and horizontal
Explanation:
Answer:
Horizontal and then Vertical
Explanation:
Edhisive 4.9 lesson practice what variable is used to track the amount of loops that have been executed
Answers
Your question does not make clear which programming language you are interested in learning about, and the solution to a query about keeping track of loop iterations varies depending on the programming language and type of loop being used.
Define for loops.
A for-loop or for-loop in computer science is a control flow statement that specifies iteration. A for loop works specifically by constantly running a portion of code up until a predetermined condition is met. A header and a body are the two components of a for-loop.
A "For" Loop is employed to repeatedly run a given block of code a certain number of times. We loop from 1 to that number, for instance, if we wish to verify the grades of each student in the class. We utilize a "While" loop when the number of repetitions is unknown in advance.
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you are the system administrator for several windows servers in your company. instead of scheduling the same updates for all the windows servers, your systems engineer would like to begin approving the updates based on specific groups of servers.
Answers
You may manage your Windows Server updates by using Microsoft's Windows Deployment Services (WSUS).
About WSUS.
To approve, reject, or schedule updates differently for various server groups, you can use WSUS to build customized patch groups for your servers. Additionally, WSUS offers comprehensive reporting and alerting tools so you can maintain track of the current of your system updates. Microsoft offers a software upgrade service called Windows Server Update Services (WSUS). It allows administrators to control the delivery of patches and updates for Windows computers to PCs in a business setting and is an essential component of the operating system called Windows Server.
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Which is true of ASCII and Unicode?
Every character written in Unicode can be represented in ASCII.
Every character written in ASCII can be represented using Unicode.
ASCII requires more bytes than Unicode.
ASCII and Unicode both define accented characters.
Answers
Answer:
The correct options is;
Every character written in A S C I I can be represented using Unicode
Explanation:
All characters found in A S C I I can be found in Unicode such that A S C I I is a subset of Unicode whereby the meaning of the numbers from 0 to 127 are the same in both A S C I I and Unicode
The size of the A S C I I character in 8-bit A S C I I encoding is 8 bits while a Unicode U T F - 8 encoding has between 8 bits (1 byte) and 32 bits (4-bytes)
A S C I I assigns only 127 of the 255 possible numbers that can be stored in an 8-bits character, where the spare characters are then used by P C s for accented characters, therefore, it A S C I I does not define accented characters
Answer:
Every character written in ASCII can be represented using Unicode
Explanation:
Gabe Kelp is a fourteen-year-old goalie for the Soaring Eagles soccer team. He and his teammates are each creating a screen name for a social media website they all belong to. What is the safest screen name for Gabe to choose?
GabeGoalie1
GabeKelp14
EagleEye7
SoaringEagles
Answers
Answer:
EagleEye7
Explanation:
i got it right hope it helped
The safest screen name for Gabe to choose would be GabeKelp14.
GabeKelp14 is the safest screen name for Gabe to choose since the combination of his personal name and his age can help him ensure no one else is using his screen name and that it is not easy to identify by anyone other than him. It is important for Gabe to make sure that his screen name does not reveal too much personal information about him in order to maintain his safety online.
Therefore, the safest screen name for Gabe to choose would be GabeKelp14.
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quick sort is being used with data[0] as the split value. what is the state of the array when the first recursive call is made?
Answers
An array is a group of related data elements kept in close proximity to one another in memory.
What is array?In most programming situations, a significant volume of data of a similar type must be stored.
To store this much data, we must define a lot of variables.
It would be very difficult to remember every variable name while coding the scripts. It is preferable to define an array and keep all the elements inside of it.
In a two-dimensional array, we can access the individual cells by utilizing their indices, much like in a one-dimensional array where data can be retrieved using simply an index.
A single cell has two indices: one is the row number and the other is the column number.
Hence, An array is a group of related data elements kept in close proximity to one another in memory.
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What skills and practices help
when we code web pages?
Answers
Answer:
You should also ideally have an aptitude for - or experience of - elements such as:
User experience (UX)
User interface (UI)
Visual design.
Coding languages including HTML and CSS.
Frontend web programing languages and skills such as JavaScript, Ajax and web animation techniques.
Explanation:
have u good day
A __________________ is the amount of something that occurs in a given unit of time.
Answers
Answer:
A system time is the amount of something that occurs in a given unit of time.
Explanation:
Marle uses a browser to visit a blog. How is the blog uniquely identified?
The blog uniquely identified by the
Answers
Answer:
URL
Explanation:
Which of the following statements is NOT true? Group of answer choices In a two-good market, a country can only have absolute advantage in one good. Trade is driven by comparative advantage. Evaluating opportunity costs helps to determine comparative advantage. Countries that focus on producing goods for which they have a comparative advantage specialize.
Answers
The statement that is NOT true is "In a two-good market, a country can only have absolute advantage in one good."
This is false as a country can have absolute advantage in both goods. It's important to understand the concepts of absolute advantage, comparative advantage, and specialization in the context of a two-good market. The statement that is NOT true is: "In a two-good market, a country can only have absolute advantage in one good." In fact, a country can have an absolute advantage in both goods, but still benefit from trade due to comparative advantage. Trade is driven by comparative advantage, which is determined by evaluating opportunity costs. By focusing on producing goods for which they have a comparative advantage, countries can effectively specialize, leading to greater overall efficiency and gains from trade. The statement that is NOT true is "In a two-good market, a country can only have absolute advantage in one good."
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decrypt the ciphertext ""pean ecostr anu"" using the rail-fence cipher. use a depth of 3 - just like the intel folks told you. hint: each row of letters is grouped and delimited by a space.
Answers
The decrypted message for the given ciphertext "pean ecostr anu" using the rail-fencer cipher with a depth of 3 is "peanut can soar".
To decrypt the given ciphertext "pean ecostr anu" using the rail-fence cipher with a depth of 3, we need to arrange the letters in the original message according to the pattern of the rail-fence.
the rail-fence decryption process involves determining the length of each row based on the depth and then reading the letters in a zigzag pattern.
for a depth of 3, the decryption process is as follows:
step 1: determine the length of each row:row 1: 4 letters
row 2: 4 lettersrow 3: 3 letters
step 2: reconstruct the message by reading the letters in a zigzag pattern:
row 1: p a o a
row 2: e n c s t arow 3: a e r u
step 3: combine the letters in each column to obtain the decrypted message:
"peanut can soar"
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Question 2 of 25
What is the best definition of a programming language?
A. The internal language a computer uses to communicate with
other computers and devices
OB. A language that instructs a computer how to carry out functions
OC. A complex thought process that breaks down difficult problems to
find their solutions
OD. The language that developers use to communicate with one
another about software design
SUBMIT
Answers
Answer:
A language that instructs a computer how to carry out functions
Explanation:
The definition of computer programming is the process of writing code to facilitate specific actions in a computer, application or software program, and instructs them on how to perform.
This is a longer answer to the question just without "language" in it.
Answer:
B. A language that instructs a computer how to carry out functions
Explanation:
A computer language designed to provide standardized commands is known as a programming language. These instructions can be translated into a machine-readable code.
What type of degree do web masters tend to have?
at least a master’s degree, possibly a Ph.D
at least a bachelor’s degree, possibly a master’s degree
at least an associate's degree, possibly a bachelor’s degree
at least a high school diploma, possibly an associate's degree
Answers
Answer:
so whats the answer?
Explanation:
Answer: A. at least a bachelor's degree
Explanation:
Which statement correctly describes one aspect of the team's commitment at the end of PI Planning?
Answers
The statement that describes one aspect of the team's commitment at the end of PI Planning is a team does not commit to uncommitted objectives.
What does teams do in pi planning?PI planning are known to be a kind of face-to-face events that are held every 8-12 weeks after the former PI event was held.
In this event, a lot of teams do come together to map out, plan and set out the work that they needs to do, review backlogs, discuss which features will benefit them , form or update their product roadmap, and others.
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