The operator to retrieve the entire tuple referred to by a REF attribute in Oracle is DEREF.! In Oracle, the operator to retrieve the entire tuple referred to by a REF attribute is DEREF.
A REF attribute in Oracle is a reference to a row or object in a table or object type. It allows for easy and efficient navigation between related objects or rows. However, when working with a REF attribute, it is often necessary to retrieve the entire tuple or object that it refers to in order to access all of its attributes and values.The DEREF operator in Oracle is used to retrieve the entire tuple referred to by a REF attribute. It returns the entire row or object, which can then be used to access all of its attributes and values.For example, suppose a table called "students" has a REF attribute called "advisor_ref" that refers to a row in a "faculty" table. To retrieve the entire tuple for the advisor of a particular student, the following SQL query could be used:SELECT DEREF(s.advisor_ref) FROM students s WHERE s.student_id = '123';This query would return the entire row from the "faculty" table that corresponds to the advisor of the student with ID '123'.
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Which statement is true of ROM?
A. ROM can be read by the computer but cannot be changed.
B. ROM is fast, dynamic, and changeable and is used to run applications.
C. ROM data is lost when the computer is turned off.
D. ROM can be read and rewritten by the computer.
If anyone can answer this one please be as soon as possible thanks.
Answer:
A. ROM can be read by the computer but cannot be changed.
Explanation:
This statement is true of ROM (Read-Only Memory). ROM is a type of computer memory that stores data permanently, and the data stored in ROM can be read by the computer but cannot be changed or overwritten. ROM is typically used to store firmware, which is software that is closely tied to the hardware and is necessary for the computer to function, such as the BIOS (Basic Input/Output System) that controls the computer's boot process. Unlike RAM (Random Access Memory), which is volatile and loses its data when the computer is turned off, the data stored in ROM is non-volatile and is retained even when the power is turned off.
Which education and qualifications are most helpful for Law Enforcement Services careers? Check all that apply.
master’s degree
high school degree
integrity
physical fitness
ability to swim
graphic design skills
social skills
Answer:i just did the instruction on edgeunity
Explanation:
The qualifications which are most helpful for Law Enforcement Services careers are "high school degree", "integrity", "physical fitness" and "social skills".
Law Enforcement Services
The organizations including people who are in charge of enforcing the laws, preserving civil morality, as well as regulating community policing are referred to as law enforcement.
Law enforcement's core responsibilities comprise investigating, apprehending, including detaining persons charged with serious activities.
Thus the above response is appropriate.
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Edge is a video game featuring interactive extreme sports. The graphics used in the game are protected by
Answer:
copyright law
Explanation:
What does the relationship between the PC incrementing and when a full word is fetched imply about the effective maximum clock rates of the processor (PC update) and the memory (when a full word is fetched from memory)?
CPU clock speed is a good indicator of overall processor performance.
Program Counter Increment Unit uses 32 bit, Program Counter Status Register is also use 32bit, LPM Constant uses 132 bits and 31 bits used in the register address. Validation of the Instruction Output Instruction Register (IR) on the PC Subset Bus (32-bit to 8-bit) (per 4 cycle) Every second, the CPU processes a large number of instructions from various programs. Some of these instructions are straightforward, while others are more involved. The clock speed of your CPU is measured in GHz cycles per second. A "cycle" is the basic unit used to measure the speed of a processor in this situation. More number of transistor circuits used and open and close the circuits while CPU working. This is how the CPU executes the instructions it receives.
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At one time, ibm was one of the largest manufacturers of personal computers. What was a product that ibm was well known for that came before computer?.
Answer:
A counting machine
Explanation:
IBM was well known for making a counting machine before they made computers
what are project scope requirements?
Explanation:
Defining project scope requires input from the project stakeholders. They work with project managers to establish the key elements of budget, objectives, quality and timeline. To determine scope, project managers must collect requirements for what the stakeholders need from the project.
Answer:
The project scope outlines all the work required to deliver a project.
Explanation:
as well as any factors that define project sucess.
the resistance of the connecting wires in a series circuit is generally the resistance of the load. true or false
A true statement in a series circuit is that the connecting wires' resistance is typically higher than the load's resistance.
Which connecting wires in a series circuit have the most resistance?A single path for current flow is created in a series circuit by connecting all of the parts end to end. The sum of the individual resistors in a series circuit determines the total resistance, and the sum of the individual voltage drops across those resistors determines the overall voltage drop.A true statement in a series circuit is that the connecting wires' resistance is typically higher than the load's resistance.Electrical power should always be turned off while testing a circuit's resistance. A series circuit typically has connecting wire resistance that is higher than load resistance.To learn more about resistance refer to:
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An algorithm is a sequence of _____ ______ steps that describe a process to follow a finite set of _______ instructions with clear _____ and _____ points.
An algorithm is a sequence of procedure steps that describe a process to follow a finite set of instructions with clear instruction and efficient points. Usually it used for solving a problem in computer systems.
A procedure used for solving a problem or performing a computation is called as an algorithms. Specified actions step by step from an Algorithms are applied in either hardware- or software-based routines and act as an exact list of instructions. IT systems is one of the example of company that applied algorithms. In the other hand, algorithms also can be classified into three basic building blocks of algorithm, such as sequencing, selection, and iteration.
Algorithm can be defined into four categories, such as
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In order to qualify for the Certified Computer Forensic Technician, Basic Level certification, how many hours of computer forensics training are required
In order to qualify for the Certified Computer Forensic Technician, Basic Level certification, a minimum of 40 hours of computer forensics training is required.
The International Association of Computer Investigative Specialists (IACIS), which administers the certification, requires applicants to provide evidence of at least 40 hours of computer forensics training, as well as two years of professional experience in the field.
This training is essential to gain foundational knowledge in computer forensics, which includes topics like evidence handling, digital forensics tools, and investigation techniques. By completing the required hours, you'll be better prepared to obtain the certification and excel in the field of computer forensics.
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Why should you pay your full credit card balance by the due date every month?
Answer: to avoid late fees and interest
Explanation:
The two primary methods of programming in use today are:________
a. desktop and mobile
b. procedural and object-oriented
c. practical and theoretical
d. hardware and software
The two primary methods of programming in use today are: b. Procedural and object-oriented.
What are the two primary methods of programming?The procedural programming means a linear approach where instructions are executed in order while object-oriented programming is an approach that focuses on objects and their interactions to solve a problem.
Both methods have their strengths, weaknesses and the choice of method depends on the task at hand and the preferences of the programmer. Understanding both approaches is essential for any programmer to write efficient and effective code.
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explain on what you did and give on how problems as such can be avoid inthe future
Takes a 3-letter String parameter. Returns true if the second and
third characters are “ix”
Python and using function
Answer:
def ix(s):
return s[1:3]=="ix"
Explanation:
Develop an algorithm to print the names of the candidates who should receive a refund. A refund is due if the candidate’s votes received equals or exceeds 20 per cent of the votes cast in the constituency. The algorithm should also determine and print the number of candidates who received a refund. Test the algorithm with data from ten candidates. The algorithm must accept as input the names of the candidates, votes received and the votes cast in the constituency. The algorithm should print the name of the candidate and the words “Refund Due” or “No Refund” and the number of candidates who received a refund.
Answer:
PROCEDURE calculate_refund(candidates, votes_received, votes_cast)
refund_due = 0
FOR i = 0 TO LENGTH(candidates) - 1
IF votes_received[i] >= 0.2 * votes_cast
PRINT candidates[i] + " Refund Due"
refund_due = refund_due + 1
ELSE
PRINT candidates[i] + " No Refund"
END IF
END FOR
PRINT "Number of candidates who received a refund: " + refund_due
END PROCEDURE
Explanation:
This algorithm takes as input the names of the candidates, the votes received, and the votes cast in the constituency. It loops through each candidate, and if the number of votes received for that candidate is equal to or greater than 20% of the votes cast in the constituency, it prints the candidate name and "Refund Due". If the number of votes received is less than 20% of the votes cast, it prints the candidate name and "No Refund". Finally, the algorithm prints the number of candidates who received a refund.
What is the meaning of tem 'Anamition'
Answer:
i think it is animation
it is a. Movie from cartoon
if i am wrong i am sorry
In short, the ability to move text and objects, such as shapes, logos, etc., on the slide is called animation.
Hope it helps
Please Mark as brainliest
would you be comfortable with a robot adjusting your investment portfolio if it came with significantly lower fees than a human financial advisor? Why or why not
Answer:
Sure, as long as it gets the job done and doesn't screw things up & is user friendly. I would also want to be able to turn it on and off at will.
Explanation:
What is the Abacus?
full explanation please
Answer:
The abacus (plural abaci or abacuses), also called a counting frame, is a calculating tool which has been used since ancient times.
Explanation:
It was used in the ancient Near East, Europe, China, and Russia, centuries before the adoption of the Hindu-Arabic numeral system.[1] The exact origin of the abacus has not yet emerged. It consists of rows of movable beads, or similar objects, strung on a wire. They represent digits. One of the two numbers is set up, and the beads are manipulated to perform an operation such as addition, or even a square or cubic root.
Can someone help me code the statments in the picture?
Answer:
(In this section I will put the code with no comments and I'll put the code plus comments in the explanation below :)
public class Main
{
public static void main(String[] args)
{
double cost = ParkingSpot.getPrice(4);
System.out.println(cost);
}
}
//End OF Main class
//ParkingSpot class
public class ParkingSpot
{
public static double getPrice(int hours)
{
double cost = 4.25 * hours;
if (cost < 7.00){
cost = 7.00;
}
if (hours > 3){
cost = cost * 0.25;
}
return cost;
}
}
Explanation:
(Here I will add the comments so you better understand what is written and whats going on :)
public class Main
{
public static void main(String[] args)
{
/* the code should be written in the ParkingSpot
* class. You may use this main method to call
* methods to test your code
*/
/*We send an integer representing x amount of hours, also calling the
method and displaying the result
*/
double cost = ParkingSpot.getPrice(4);
System.out.println(cost);
}
}
//End OF Main class
//ParkingSpot class
public class ParkingSpot
{
/* Finish the static class getPrice. The parameter hours indicates the time parked.
*/
public static double getPrice(int hours)
{
//Here we set the rates
/*
It costs 4.25 per hour to park in the ParkingSpot
If the total cost come in at less than 7.oo, the price should
be adjusted UP to 7.00, the minimum Price Allowed
If the number of hours is more than three hours,
a 25% discount should be appllied
*/
double cost = 4.25 * hours;
//If the cost is less than 7.00 we set the price up to 7.00
if (cost < 7.00){
cost = 7.00;
}
/*If hours is more than 3 (meaning 4 or it would have said 3 and/or more),
a 25% discount will be appllied*/
if (hours > 3){
cost = cost * 0.25;
}
//Return cost of parking for x amount of hours
return cost;
}
}
Which tools can be used to scale an object? Check all that apply.
rotation handle
side sizing handles
Format Picture pane
corner sizing handles
Remove Background tool
Answer:
format picture pane
corner sizing handles
Explanation:
Answer:
C and D
Explanation:
Writing on social media has helped users be:
A. more formal.
B. slower.
C. more concise.
D. wordy.
Answer:
C
Explanation:
more concise
write a line of code that creates a reference variable for a string object. the reference variable should be called mystring.
A line of code that creates a reference variable for a string object. the reference variable should be called String mystring = "";.
What is code?Code is a set of instructions written in a programming language that tells a computer how to perform a task. It is used to create applications, websites, and other software. Code can be written in a variety of languages, such as HTML, CSS, JavaScript, and Python. Code is a way of telling a computer what to do, and is used to solve problems and create solutions. Code is important for developing interactive websites, applications, and software, as it allows developers to create programs that make a computer do what it needs to do. Code is a key part of the technology we use today, and will continue to be an integral part of the future.
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Digital citizens are those who use the internet regularly and effectively. What are three (3) good qualities of a responsible digital citizen?
Answer:
Respect for others: A responsible digital citizen shows respect for others by not engaging in cyberbullying or other forms of online harassment. They also respect the privacy and personal boundaries of others, and do not share personal information without permission.Ethical behavior: A responsible digital citizen follows ethical principles when using the internet, such as not engaging in activities that are illegal or harmful to others. They also avoid plagiarism and other forms of intellectual property theft, and respect the rights of others.Critical thinking: A responsible digital citizen uses critical thinking skills when using the internet, such as evaluating the credibility and reliability of sources and information. They are able to discern fact from fiction, and avoid being swayed by fake news or other forms of disinformation.Write the name of frequently used programs from the start menu of your computer?
Answer:
the browser, the setting
From the Start menu in Windows, one can find a list of all programs installed on their PCs and still see a list of frequently used programs.
Windows frequently used Program feature.The frequently used program feature is very noticeable in windows seven at the bottom Left upon clicking on the start menu.
On my PCs, I have Word processor, Presentation, and Explorer as frequently used Programs.
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Why one Tel communication failed in its change management prospective
One Tel communication failed in its change management perspective due to various reasons.
What were the factors contributing to the failure of One Tel communication in its change management perspective?Several factors could have contributed to the failure of One Tel communication in its change management perspective. It is crucial to identify and analyze these factors to understand the specific reasons behind the failure.
Possible reasons could include inadequate planning and preparation for the change, insufficient communication and stakeholder engagement, resistance to change from employees or other stakeholders, lack of clear goals and objectives, poor leadership and management support, insufficient resources allocated for the change, or ineffective implementation strategies.
Each of these factors can significantly impact the success of change management initiatives. It is important to conduct a thorough analysis of the specific circumstances and challenges faced by One Tel communication to determine the exact reasons for the failure in their change management efforts.
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Given main() and the instrument class, define a derived class, stringinstrument, for string instruments. ex. if the input is:_________
Given main() and the instrument class, I will define a derived class called string instrument based on the Instrument class. The String Instrument class inherits properties and methods from the Instrument class and adds specific attributes and behaviors for string instruments:
To define the derived class string instrument, you can follow these steps:
class Instrument:
def __init__(self, name, category):
self.name = name
self.category = category
def play(self):
raise NotImplementedError("play() method not implemented in the base class")
class String Instrument(Instrument):
def __init__(self, name, category, strings):
super().__init__(name, category)
self.strings = strings
def tune_strings(self):
print(f"Tuning {self.name}'s strings")
def play(self):
print(f"Playing {self.name} ({self.category})")
# Example usage
def main():
guitar = String Instrument("Guitar", "String", 6)
guitar.tune_strings()
guitar.play()
if __name__ == "__main__":
main()
In this example, the Instrument class serves as the base class with a constructor that takes the name and category of the instrument. It also defines an abstract method play() which will be implemented in the derived classes.
The String Instrument class is derived from Instrument and adds an additional attribute strings to represent the number of strings on the instrument. It implements the tune_strings() method specific to string instruments, which tunes the strings, and overrides the play() method inherited from the base class to provide the behavior specific to string instruments.
In the main() function, an instance of the String Instrument class called guitar is created, and the tune_strings() and play() methods are called to demonstrate the functionality of the derived class.
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Some binary files can include a magic number. this mechanism is used by __________.
Answer:
Parsers to identify the file format.
The OS to determine the file format.
Explanation:
The answer I gave is my best guess. The base of this question doesn't make sense because magic numbers can be used by several different things, so there is a broad range of answers for this. But Typically magic numbers are used to identify a file's validity or it's format
Choose all items that represent examples of good website accessibility.
site easily found using a search engine
font size can be changed
site text makes sense when read aloud to a blind person
pages load quickly
the Tab and Enter keys can be used to move through a website
Answer:
B,C, E
Explanation:
I did it on edge :)
Answer:
b, c, and e !!
Explanation:
just did the assignment, hope this helps !! <3
brainliest pls? :)
What phase of a batch job using a Batch scope must contain at least one message processor?
- Input
- Load and Dispatch
- Process Records
- On Complete
The "Process Records" phase of a batch job using a Batch scope must contain at least one message processor.
In a batch job using a Batch scope, the "Process Records" phase must contain at least one message processor.
The Batch scope is a powerful Mule component that enables the processing of large amounts of data in a batch.
When a batch job is executed, it is divided into several phases, which include the "Input" phase, the "Load and Dispatch" phase, the "Process Records" phase, and the "On Complete" phase.
The "Process Records" phase is where the actual processing of each record takes place.
It is in this phase where you can define the specific message processors that will be used to perform the desired processing tasks.
At least one message processor is required in this phase, as it is the core of the batch processing logic.
Without a message processor in this phase, the batch job will not be able to process any records.
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What are the Key Process Areas for CNNi Level 2?
The Key Process Areas (KPAs) for CNNi Level 2 are as follows: 1. News-gathering 2. Storytelling 3. Delivery 4. Technical Production 5. Teamwork 6. Communication 7. Planning and Organization 8. Initiative 9. Professionalism 10. Personal Development
The Key Process Areas (KPAs) are general categories of abilities and accomplishments that all journalists at CNN International should have, regardless of their specialty or role. KPAs are intended to outline a range of abilities that a CNNi journalist should have at each level. The ten KPAs at Level 2, as previously noted, are News-gathering, Storytelling, Delivery, Technical Production, Teamwork, Communication, Planning and Organization, Initiative, Professionalism, and Personal Development.
KPAs, in general, are used to evaluate a journalist's professional growth and advancement potential. They represent a framework of anticipated behaviors and actions that journalists should demonstrate in order to advance to the next level.
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I WILL GIVE BRAINLIEST TO WHOEVER HELPS ME
I keep pressing the "fn" key or "function" key and the disable / enable touchpad button
fn + f9 = enable/disable touchpad
but all it's doing is disabling it, everytime I press to enable it just keeps saying "touchpad has been disabled"
Assuming you're using Windows 10/11, navigate to settings --> Bluetooth and settings --> Touchpad (Or just search Touchpad on your search bar) --> Toggle the touchpad on.
Hope this helps! :)