An explicit import statement is used in Java to identify a particular class or interface that we want to use in our program.
What is the meaning of explicit import in Java?
It assists the compiler in determining the specific classes or interfaces that are necessary to compile the program.To avoid four errors due to possible class names, it is best to use explicit import. In addition, an explicit import statement assists in looking for a specific file rather than all files during compilation.It is critical to use explicit import when creating web pages with dynamic content using JSP (JavaServer Pages) to avoid any performance problems with field and method processing. When creating dynamic web pages, if the import statement is not specified correctly, it can cause performance problems. As a result, using explicit import statements is a good practice.JavaServer Pages (JSP)JSP stands for JavaServer Pages, and it is a web development technology that is frequently used to create dynamic web pages. JSP is a server-side technology that is used to create web applications by combining HTML, Java code, and server-side scripting capabilities. The Java code is used to perform complex tasks on the server side. When a user requests a JSP page, the web server compiles the JSP page into a Java Servlet and executes it.
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standard work sheets are required for standard operations. which element is included on the sheets?
Standard work sheets, also known as standardized work sheets, are important tools used to document and communicate standardized work processes within a workplace. These sheets typically include several key elements to provide comprehensive guidance and instructions for performing standard operations.
Some of the common elements included on standard work sheets are:
Operation Description: This provides a clear and concise description of the operation or task being performed.
Work Sequence: It outlines the specific steps and sequence required to complete the operation. This helps ensure consistency and efficiency in performing the task.
Time Requirements: Standard work sheets often include time requirements for each step or the overall operation. This helps establish standard cycle times and assists in identifying potential bottlenecks or inefficiencies.
Quality Standards: The sheets may specify quality criteria or standards that need to be met during the operation. This helps maintain consistent quality and reduces variation in output.
Safety Instructions: Standard work sheets typically include safety instructions or precautions to ensure that the operation is performed safely and in compliance with relevant regulations and guidelines.
Tools and Equipment: The sheets may list the specific tools, equipment, or materials required to perform the operation. This ensures that the necessary resources are readily available.
Visual Aids: Visual aids such as diagrams, images, or icons may be included to enhance understanding and clarify certain steps or concepts.
By including these elements on standard work sheets, organizations can promote standardized and efficient work practices, improve quality and productivity, and provide clear instructions for employees to follow.
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which of the following is an output device ?
Answer:
a mouse
a keyboard
Explanation:
those are things that require human interaction with before any thing can appear on the screen of the computer
What changes the size of a video when played?
A
Adobe Flash
B
the player
C
video size
D
the browser
Answer:
D. the browser
Explanation:
it adjusts to the size of your device, including the browser.
hope i helped
What is a conditional statement? What is another name for conditional statement? Give 2 examples of conditional statements?
Please give a correct answer. Will give brainliest, 5 star and 100 points for the correct answer else will take it back.
Answer:
A conditional statement instructs a system to do action based on whether a condition is true or false. This is frequently expressed as an if-then or if-then-else expression. A conditional statement is applied to predicate choices on circumstances. When there is no condition around the instructions, they run sequentially. If you add a condition to a block of statements, the execution flow may alter depend on the outcome of the condition. It is also known as a one-way selection statement because we utilize the if condition, provide the argument, and if the argument is passed, the relevant function is performed; else, nothing happens.
Examples of conditional statements:
1) int time = 20;
if (time < 16) {
System.out.println("Have a good day.");
} else {
System.out.println(" Enjoy your evening.");
}
2) using namespace Conditional;
static void Main(string[] args)
{
// This method determines what a user should do for the day based on the weather condition
public void Weather(string myWeather)
{
// 1st condition
if (myWeather == "Sun")
{
// Decision
Console.WriteLine("Go to the beach");
}
// 2nd condition
else if (myWeather == "Rain")
{
Console.WriteLine("Go to the library")
}
// 3rd condition
else if (myWeather == "Cloudy")
{
Console.WriteLine("Go to the park")
}
else
{
//otherwise
Console.WriteLine("Rest at home")
}
}
}
please tell me what I did incorrect
40 points
please
i really need it
you put a semi colon in your inputs
if you liked this response, please rate thanks and award brainliest
hope this helped :)
Write a C program named sort.c. The program should include a function named selection_sort. selection_sort should take two arguments: the first argument should be an int array and the second argument should be an int representing the array size. The function should return void. It should sort the input array using the selection sort algorithm. Pseudocode for selection sort can be found here: https://www.khanacademy.org/computing/computer-science/algorithms/sorting-algorithms/a/selection-sort-pseudocode
In the animation near the top of this page, the bottom arrow (the arrow below the cards that is pointing up) represents the index of the outer loop. Above the cards, the right arrow represents the index of the inner loop and the left arrow is pointing to the smallest value we've seen so far in this inner loop. Note that a swap only occurs at the end of the inner loop (contrast that with bubble sort).
Your main method should demonstrate that your selection_sort function works on several input arrays (for example, by printing the array before and after the sort).
Ensure that your submitted selection_sort function does not print anything (print only in main).
The C program named sort.c. is written as follows:
#include <stdio.h>
void selection_sort(int arr[], int size) {
int i, j, min_index, temp;
for (i = 0; i < size - 1; i++) {
min_index = i;
How does selection_sort function in sort.c sort the input?
The selection_sort function in sort.c implements the selection sort algorithm to sort the input array. It takes an integer array and its size as arguments.
The function iterates over the array finding the minimum element in the remaining unsorted portion of the array. It is also swapping it with the element at the current position.
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carry out the binary multiplication 11011 times 1001 using only left bit shifts and addition. show your work.
The result of the binary multiplication 11011 times 1001 is 100111011.
To carry out the binary multiplication of 11011 times 1001 using only left bit shifts and addition, follow these steps:
Step 1: Write down the binary numbers, 11011 as the multiplicand and 1001 as the multiplier.
```
11011
x 1001
```
Step 2: Perform partial multiplications for each digit in the multiplier, shifting the multiplicand one position to the left for each subsequent digit:
```
11011 (1 × 11011)
00000 (0 × 11011, shifted one position to the left)
00000 (0 × 11011, shifted two positions to the left)
11011 (1 × 11011, shifted three positions to the left)
```
Step 3: Add all the partial products together:
```
11011
+00000
+00000
+11011
-------
100111011
```
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if you prematurely terminate an if statement with a semicolon, what does the compiler do? i displays an error message ii does not display an error message iii assumes that there is nothing to do when the condition is true
If you prematurely terminate an if statement with a semicolon, it displays an error message.
The semicolon, sometimes known as a semicolon, is a frequent symbol for punctuation in written language. The most frequent use of a semicolon in English is to join two independent clauses with similar ideas together in a single phrase.
The ideas are assigned equal rank when a semicolon separates two or more elements in a statement. In lists when the elements contain commas, semicolons can also be used to denote separation between items instead of commas.
Many English speakers do not use the semicolon as frequently as they should since it is one of the least understood of the commas conventional punctuation marks.
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cleanroom software development process complies with the operational analysis principles by using a method called known as
A complete discipline is offered by the Cleanroom methodology for software. Software can be planned, specified, designed, verified, coded, tested, and certified by personnel. Unit testing and debugging are replaced by correctness checking in a Cleanroom development.
The clean room methodology is what?
A complete discipline is offered by the Cleanroom methodology for software. Software can be planned, specified, designed, verified, coded, tested, and certified by personnel. Unit testing and debugging are replaced by correctness checking in a Cleanroom development.
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I need help with this question.
Explanation:
Whilst it is impractical to convert all the numbers to binary, I will explain how binary works to you.
Binary is usually composed of eight bits, each representing a different number.
0000 0000
Each 0 represents a column in an 8-bit binary number. The far-right column starts at 1 and doubles each time you change to the left column.
128 64 32 16 8 4 2 1
0 0 0 0 0 0 0 0
A number 1 means that there is a number in that column whereas a 0 means there isn't, like the normal "0 means off and 1 means on" system. When there is a 1 in every column:
1 1 1 1 1 1 1 1
There can be a maximum value of 255.
For example, the number 79 would be represented in binary as:
128 64 32 16 8 4 2 1
0 1 0 0 1 1 1 1
64 + 8 + 4 + 2 + 1 = 79
Hope this helps!
Karlie wants to eat a good breakfast before taking a test
Answer:C
Explanation:
Into which component are data, application software instructions, and operating system instructions loaded each time a computer is powered on?
RAM
When a computer is powered on, data, application software instructions, and operating system instructions are loaded into the computer's random access memory (RAM), which is a volatile type of memory that stores data and instructions temporarily while the computer is running.
The operating system instructions are loaded first into the RAM, followed by the application software instructions and any data that may be required by the operating system or applications. The operating system then manages the computer's hardware resources and provides a platform for running applications, which are loaded into the RAM as needed.
It is worth noting that when the computer is turned off, the data and instructions stored in the RAM are lost, which is why it is important to save any important data and files to non-volatile storage, such as a hard disk drive or solid-state drive, before shutting down the computer.
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Select the correct statement(s) regarding 802.15 Bluetooth piconets and scatternets.
a. A device in one piconet cannot participate as a device in another piconet at the same time
b. A scatternet is comprised of 8 or more devices
c. FHSS (frequency hopping spread spectrum) is used to enable centralized data exchanges between devices
d. Bluetooth and ZigBee standards were developed to replace Wi-Fi and Ethernet
a. A device in one piconet cannot participate as a device in another piconet at the same time.
c. FHSS (frequency hopping spread spectrum) is used to enable centralized data exchanges between devices.
The correct statement regarding 802.15 Bluetooth piconets and scatternets is a. A device in one piconet cannot participate as a device in another piconet at the same time. Option b is incorrect as a scatternet can have less than 8 devices. Option c is partially correct as FHSS is used in Bluetooth to enable data exchange but it is not necessarily centralized. Option d is incorrect as Bluetooth and ZigBee were developed to provide different wireless communication solutions and not to replace Wi-Fi and Ethernet.
Your answer: The correct statements regarding 802.15 Bluetooth piconets and scatternets are:
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Make up a python program that can do the following
Write a program to ask the user to input the number of hours a person has worked in a week and the pay rate per hour.
Answer:
hrs=input("Enter Hour:")
rate=input("Eenter Rate per Hour:")
pay=float(hrs)*float(rate)
print("Pay:", pay)
Explanation:
Which memory do computers use to read information that has been previously
loaded?
A.Hard drive
B.RAM
C.ROM
D.Virtual memory
The answer to your question is
b) RAM
Q)What do you understand by the term social networking ?
Q) List the 2 advantage and disadvantage of social networking.
Social networking refers to the use of online platforms and websites to connect and communicate with others, typically for social or professional purposes. It allows individuals to create a public or semi-public profile, share information and updates, connect with others, and interact through various means such as messaging, commenting, and sharing.
What is social networking?Advantages of social networking include:
Increased connectivity: Social networking allows individuals to connect with people all over the world, regardless of geographical barriers. This can facilitate communication, collaboration, and networking opportunities that may not have been possible otherwise.Access to information: Social networking platforms provide access to a vast amount of information and resources, including news, articles, and educational content. This can be beneficial for individuals seeking to learn or stay informed about various topics.Therefore, Disadvantages of social networking include:
Privacy concerns: Social networking platforms often require users to share personal information, which can be accessed and used by third parties for various purposes, including targeted advertising or identity theft.Time-wasting: Social networking can be addictive, and users may find themselves spending excessive amounts of time browsing and interacting on these platforms, potentially detracting from productivity or other important activities.Learn more about social networking from
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The best way to get clarification from someone is by
Answer:
Admit that you are unsure about what the speaker means.
Ask for repetition.
The use of desktop computer equipment and software to create high-quality documents such as newsletters, business cards, letterhead, and brochures is called Desktop Publishing, or DTP. The most important part of any DTP project is planning. Before you begin, you should know your intended audience, the message you want to communicate, and what form your message will take. The paragraph best supports the statement that *
Answer: the first stage of any proposed DTP project should be organization and design.
Explanation:
The options to the question include:
A. Desktop Publishing is one way to become acquainted with a new business audience.
B. computer software is continually being refined to produce high quality printing.
C. the first stage of any proposed DTP project should be organization and design.
D. the planning stage of any DTP project should include talking with the intended audience.
The paragraph best supports the statement that the first stage of any proposed DTP project should be organization and design.
This can be infered from the statement that "Before you begin, you should know your intended audience, the message you want to communicate, and what form your message will take".
"A.Country" represents Column "Country" from Table A Column "A" from Table Country Table Column None of the above
"A.Country" represents the column "Country" from Table A.
In the given statement, "A.Country" represents a column from Table A. This notation indicates that the column named "Country" is specifically associated with Table A. It is a common practice to use such notation to specify the origin of a column when working with multiple tables in a database schema.
Using the dot notation, "A.Country" clearly identifies that the column "Country" belongs to Table A and helps to avoid ambiguity or confusion, especially when there are columns with the same name in different tables. This notation is particularly useful in situations where tables are joined or when writing complex queries involving multiple tables.
By explicitly stating the table name along with the column name, "A.Country" provides a clear reference to the desired data element, ensuring accurate data retrieval and manipulation in database operations.
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decimal numbers is equivalent to binary 110
Answer:
yes it is
Explanation:
binary number is 1101110
you are developing a new electronic device for which it is critical to know how much power each of its 10 components uses.you find you can not directly measure the power use of each component. instead, you can only measure how much energy the entire device uses and the duration for which each component operates. (exemplī gratia: the device consumed 5 millijoules with the microphone operating for 1 second and the screen for 0.5 seconds.) your goal is to calculate the energy consumed per second by each component on the device. you will do this by setting up and solving a linear system.you are given a python dictionary called test data containing measurements from 10 different tests. each test is stored as a python list of tuples (e.g. [('led0', 0.58), ('screen', 0.24), ('energyconsumed', 1.2), ...]). the tuple with first entry equal to 'energyconsumed' is the energy consumed by the device on that test. the other tuples indicate the length of time each component operated.you are also given a python list of the component ids called components. using these two inputs, build a linear system to solve for the rate of energy use of each component. you may use numpy.linalg.solve to solve your linear system. return power usage with entries corresponding to the same order as they show up in components (i.e. if 'screen' is the first string in components then the first entry of power usage should be the amount of energy per second that 'screen' consumes).
:A linear system can be set up to solve for the rate of energy use of each component using the given data. We know that the energy consumed per second by each component
on the device can be calculated by measuring how much energy the entire device uses and the duration for which each component operates. The given python dictionary called test data contains measurements from 10 different tests. Each test is stored as a python list of tuples (e.g. [('led0', 0.58), ('screen', 0.24), ('energyconsumed', 1.2), ...]). The tuple with first entry equal to 'energyconsumed' is the energy consumed by the device on that test. The other tuples indicate the length of time each component operated.
A python list of the component ids called components is also given. Using these two inputs, we can build a linear system to solve for the rate of energy use of each component. The rate of energy use of each component can be calculated by dividing the energy consumed by the component with the time duration for which it operated on a given test. We can then set up the linear system as follows:For each component in components, we can create an equation that represents the rate of energy use of that component. The rate of energy use of the component can be represented by the unknown variable in the equation.
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what is a workbook? help please
Answer:
A wordbook is a book with questions for you to answer.
Explanation:
I used workbooks to learn when I was small, it's like many worksheets in a book. hop this helps :D
What are the advantages and disadvantages of E learning.
Answer:
E LEARNING.This is the effective teaching and learning by using electronic media.Advantages.Reduce travveling costs and time to and from school.Learner can study whenever they access computer and internet.Self paced learning models.Class works can be schedule around personal and professional work,resulting in flexibility learning.Disadvantages.Student may feel isolated or miss social interractions.Un motivated learners or those with poor study habits may fall behind .Instruxtions may not be available on demand.hope it helps.
Distinguish between the physical and logical views of data.
Describe how data is organized: characters, fields, records,
tables, and databases. Define key fields and how they are used to
integrate dat
Physical View vs. Logical View of Data: The physical view of data refers to how data is stored and organized at the physical level, such as the arrangement of data on disk or in memory.
It deals with the actual implementation and storage details. In contrast, the logical view of data focuses on how users perceive and interact with the data, regardless of its physical representation. It describes the conceptual organization and relationships between data elements.
In the physical view, data is stored in binary format using bits and bytes, organized into data blocks or pages on storage devices. It involves considerations like file structures, storage allocation, and access methods. Physical view optimizations aim to enhance data storage efficiency and performance.
On the other hand, the logical view represents data from the user's perspective. It involves defining data structures and relationships using models like the entity-relationship (ER) model or relational model. The logical view focuses on concepts such as tables, attributes, relationships, and constraints, enabling users to query and manipulate data without concerning themselves with the underlying physical storage details.
Data Organization: Characters, Fields, Records, Tables, and Databases:
Data is organized hierarchically into characters, fields, records, tables, and databases.
Characters: Characters are the basic building blocks of data and represent individual symbols, such as letters, numbers, or special characters. They are combined to form meaningful units of information.
Fields: Fields are logical units that group related characters together. They represent a single attribute or characteristic of an entity. For example, in a customer database, a field may represent the customer's name, age, or address.
Records: A record is a collection of related fields that represent a complete set of information about a specific entity or object. It represents a single instance or occurrence of an entity. For instance, a customer record may contain fields for name, address, phone number, and email.
Tables: Tables organize related records into a two-dimensional structure consisting of rows and columns. Each row represents a unique record, and each column represents a specific attribute or field. Tables provide a structured way to store and manage data, following a predefined schema or data model.
Databases: Databases are a collection of interrelated tables that are organized and managed as a single unit. They serve as repositories for storing and retrieving large volumes of data. Databases provide mechanisms for data integrity, security, and efficient data access through query languages like SQL (Structured Query Language).
Key Fields and their Role in Data Integration:
Key fields are specific fields within a table that uniquely identify each record. They play a crucial role in integrating data across multiple tables or databases. A key field ensures data consistency and enables the establishment of relationships between tables. There are different types of key fields:
Primary Key: A primary key is a unique identifier for a record within a table. It ensures the uniqueness and integrity of each record. The primary key serves as the main reference for accessing and manipulating data within a table.
Foreign Key: A foreign key is a field in a table that refers to the primary key of another table. It establishes a relationship between two tables by linking related records. Foreign keys enable data integration by allowing data to be shared and referenced across different tables.
By utilizing primary and foreign keys, data from multiple tables can be integrated based on common relationships. This integration allows for complex queries, data analysis, and retrieval of meaningful insights from interconnected data sources.
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which button is used to run the program in QBASIC
Answer:
S key
Explanation:
(Alternative) Hit the S key (or just hit Enter) to run the program. The menu shows shortcuts to do the same thing, Shift+F5 or just F5 alone. The program runs: Since the program was run once before, the first output (the first "Hello") remains on the screen.
use the range function and a for statement to calculate the total of the integers from 0 to 100,000.
Here's how you can use the range function and a for statement to calculate the total of the integers from 0 to 100,000 in Python:
```python
total = 0 # initialize the total variable to 0
for i in range(100001): # iterate through all integers from 0 to 100,000
total += i # add the current integer to the total
print(total) # print the final total
```
The range function generates a sequence of integers from 0 to 100,000 (inclusive), which the for statement then iterates through. For each integer in the sequence, we add it to the total variable using the += operator.
Finally, we print the final total using the print statement.
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Which best describes how an operating system works with the BIOS? It instructs the BIOS to complete a task. It allows user interaction with the BIOS. It translates instructions for the BIOS. It provides power to the BIOS.\
Answer:It translates instructions for the BIOS.
Explanation:just took the test :)
Answer:
C. It translates instructions for the BIOS.
Explanation:
edge 2020
The line of the code to the right, will create a NumPy array from a list.
Answer:
True
Explanation:
A school is creating class schedules for its students. The students submit their requested courses and then a program will be designed to find the optimal schedule for all students. The school has determined that finding the absolute best schedule cannot be solved in a reasonable time. Instead they have decided to use a simpler algorithm that produces a good but non-optimal schedule in a more reasonable amount of time. Which principle does this decision best demonstrate
Answer:
Heuristics
Explanation:
The principle that this kind of decision demonstrate is Heuristics , this is because Heuristics can be used to solve problems when there is no known algorithm to resolve the problem.
Heuristics is a simple algorithm that can provide a good but not optimal solution in the shortest possible time i.e. a shortcut to solutions
Answer:
a
Explanation:
Which of the following statements is true regarding the relationship of engineers and technology? O a. None of these statements is true O b. Engineers must adopt the technological pessimism view Oc. Engineers must adopt a critical attitude toward technology O d. Engineers must adopt the technological optimism view
Technology read-ahead, technology free-ahead Sequential access is the process of accessing a collection of items in a predetermined, ordered manner, such as data stored on magnetic tape, in a disk file, or in a memory array.
None of the aforementioned technologies can optimize sequential access. It is the opposite of random access, which makes it possible to access any part of a sequence at any time and from any location with the same ease and efficiency.
For instance, sequential access may be the only means of accessing the data when it is stored on a tape. It could likewise be the favored admittance procedure, for example, assuming everything necessary is the deliberate handling of a progression of information pieces.
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