Answer:
See Explanation
Explanation:
The question has been answered; however, the program is not dynamic enough because the output will always be 26.
To make it dynamic, replace the following lines of code:
numDrinks = 4;
numTacos = 6;
with:
cout<<"Number of drinks: ";
cin>>numDrinks;
cout<<"Number of Tacos: ";
cin>>numTacos;
The above lines of code will let the user input different values for numDrinks and numTacos each time the program is executed.
Computing the total cost using code can be represented as follows:
def total_cost(no_of_drinks, no_of_talcos):
totalCost = 2*no_of_drinks + 3*no_of_talcos
return totalCost
print(total_cost(4, 6))
Python code explanation:A function named total_cost is declared and it accept the parameters no_of_drinks and no_of_talcos.
The totalCost is used to store the result of the cost of the total drinks and tacos bought in dollars.
Then, we return the totalCost.
Finally, we use the print statement to call the function with its required parameters.
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Which of the following groups might sign a non-disclosure agreement between them?
the local government and its citizens
a group of employees or contractors
a company and an employee or contractor
two competing businesses or companiesc
Answer: I believe the right answer is between a company and employee or contractor.
Explanation: I think this is the answer because a non-disclosure is a legal contract between a person and a company stating that all sensitive. information will be kept confidential.
Answer:a
Explanation:
var nums = [1,1, 2, 3, 5, 8, 13, 21];
var copyNums = [1,1, 2, 3, 5, 8, 13, 21];
for(var i=0; i < copyNums.length; i++){
if(copyNums[i] == 1){
insertItem(copyNums,i,"hello");
}
}
This code will create an infinite loop. Why does it create an infinite loop?
Answer:
Explanation:
This code creates an infinite loop because it is detecting that the first value of copyNums is 1, therefore it runs the insertItem code. This code then adds the value "hello" to the array in position i which would be 0. Then moves to the next value of the array, but since the element "hello" pushed the value 1 to the next index then the code just repeats itself with the same value of 1. This continues to happen because every time the value "hello" is added it simply pushes the 1 to the next index and repeats the same code.
Answer:
[tex]var nums = [1,1, 2, 3, 5, 8, 13, 21];
var copyNums = [1,1, 2, 3, 5, 8, 13, 21];
for(var i=0; i < copyNums.length; i++){
if(copyNums[i] == 1){
insertItem(copyNums,i,"hello");
}
}[/tex]
Write a program that reads an integer between o and 1000 and adds all the digits in the integer. For example, if an integer is 932, the sum of all the digits is 14. Hint: Use the % operator to extract digits, and use the / operator to remove the extracted digit. For instance, 932 % 10=2 and 932/10 =93. Here is a sample run:
Enter a number between 0 and 1000 : 999
The sum of digits is 27.
Answer:
Answered below
Explanation:
#Program is written in Python programming language
digit = 0
sum = 0
num = int(input("Enter a number between 0 and 1000: ")
#Check that number is within the valid range
if num > 0 and num <= 1000:
while num != 0:
#Isolate each digit
digit = num % 10
sum = sum + digit
#Remove isolated digit from number
num = num/10
else:
print("Number is not within valid range")
#print total sum of digits
print(sum)
What is the recommended solution if a computer performs slowly?
Answer:
Not sure what the class/context is, but here's what I'd do to diagnose a problem like that:
- Check to see what programs have high utilization of system resources in task manager and end them
- Prevent background startup processes from occuring on restart or from running in the background during normal use
- Figure out what hardware component is bottlenecking the system and upgrade it (HDD to SSD would be one example)
- If the issue is malware related, I would "flatten" the PC by wiping the entire system and reinstalling the OS (though some malware can persist even across this)
Source: I've worked as labs support
If a computer is performing slowly, there are several recommended solutions one can try to improve its performance, such as closing unnecessary programs, restarting the computer, etc.
Reviewing the programs that automatically start when the computer boots up and disabling unnecessary startup programs to reduce the time it takes for the computer to start and free up system resources. The specific solution may vary depending on the computer's operating system, hardware, and specific performance issues. It's always a good idea to back up important files before making any changes to your computer's configuration. If the performance issues persist, seeking assistance from a computer technician or IT professional may be necessary.
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A user attempts to log in to a Windows PC, but the computer returns to the login screen after entering the correct username and password. A technician inspects the logs in Event Viewer and finds a message that corresponds to the user's login attempts: The user profile for User l5 could not be loaded. Ntuser.dat is missing or corrupt. What would be MOST appropriate for resolving this issue?
Answer:
Press the function key F8 to boot into safe mode and log in as User15. Then, remove extraneous startup programs.
Explanation:
This is a problem that is related to a missing or corrupt system file responsible for managing user accounts and profiles on a computer system.
In this scenario, a user attempts to log in to a Windows PC, but the computer returns to the login screen after entering the correct username and password. A technician inspects the logs in Event Viewer and finds a message that corresponds to the user's login attempts: The user profile for User l5 could not be loaded. Ntuser.dat is missing or corrupt.
Thus, what would be most appropriate for resolving this issue is to press the function key, F8 to boot into safe mode and log in as User15 and then remove extraneous startup programs that are running in the background while a computer is booting (startup).
C6
D
E
F
B
SABROSA
Catering Invoice
Sabrosa Empanadas & More
1202 Biscayne Bay Drive
Orlando, FL 32804
Empanadas & More
Invoice #: 5690B
Date: 05/15/20
1
2
MENU ITEM
3 Empanadas: Poblano & Cheese
4 Empanadas: Spicy Sweet Potato
UNIT PRICE
$2.79
$2.29
SUBTOTAL
TOTAL W/ TAX
QUANTITY
35
20
S
6
7
8
9
Catering Invoice Catering Subtotal Challenge +
Calculation Mode: Automatic Workbook Statistics
Answer:
Catering Invoice
Sabrosa Empanadas & More
1202 Biscayne Bay Drive
Orlando, FL 32804
Empanadas & More
Invoice #: 5690B
Date: 05/15/20
1
2
MENU ITEM
3 Empanadas: Poblano & Cheese
4 Empanadas: Spicy Sweet Potato
UNIT PRICE
$2.79
$2.29
SUBTOTAL
TOTAL W/ TAX
QUANTITY
35
Explanation:
hi I think this is vorrect
Hydraulic pressure is the same throughout the inside of a set of brake lines. What determines the amount of resulting mechanical
force is the size of the piston in the wheel cylinder or caliper. For example: 100 psi of fluid pressure acting against a caliper piston
with 4 square inches of surface area will result in 400 lbs of clamping force.
A fluid line with 200 psi in it acting against a piston with 3 square inches of area would result in 600 lbs of force.
A fluid line with 50 psi acting on a larger piston with 12 square inches of surface area would result in 600 lbs of force, and so on...
How much fluid pressure would it take to lift a 6000 lb truck on a lift with a 60 quare inch piston (such as on an automotive lift)?
Give your answer and try to justify your answer using an equation or formula.. Pressure x surface area equals mechanical force,
or... force divided by surface area equals fluid pressure
Answer: 1000 square ponds of force hope you know the answer
Explanation: i guessed
If you wanted to help your phone , a nonliving thing , perform the process of life which is to gain energy which would be the best description of what to do ?
Help
Answer:
d. plug it into the charger.
Explanation:
1.16 LAB: Input and formatted output: House real estate summary Sites like Zillow get input about house prices from a database and provide nice summaries for readers. Write a program with two inputs, current price and last month's price (both integers). Then, output a summary listing the price, the change since last month, and the estimated monthly mortgage computed as (currentPrice * 0.051) / 12 (Note: Output directly. Do not store in a variable.).
Ex: If the input is:
200000 210000
the output is:
This house is $200000. The change is $-10000 since last month.
The estimated monthly mortgage is $850.0.
Note: Getting the precise spacing, punctuation, and newlines exactly right is a key point of this assignment. Such precision is an important part of programming.
import java.util.Scanner;
public class LabProgram {
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
int currentPrice;
int lastMonthsPrice;
currentPrice = scnr.nextInt();
lastMonthsPrice = scnr.nextInt();
/* Type your code here. */
}
Answer:
Please find the complete code and the output in the attachement.
Explanation:
In the code, a class "LabProgram" is defined, and inside the main method two integer variable "currentPrice and lastMonthsPrice" is defined that uses the scanner class object is used for a user input value, and in the next step, two print method is declared that print the calculate of the integer variable.
The program is an illustration of output formats in Java
The statements that complete the program are:
System.out.printf("This house is $%d. The change is $%d since last month.\n",currentPrice,(currentPrice - lastMonthsPrice));System.out.printf("The estimated monthly mortgage is $%.1f.\n",(currentPrice * 0.051)/12);To format outputs in Java programming language, we make use of the printf statement, followed by the string literal that formats the required output
Take for instance:
To output a float value to 2 decimal place, we make use of the literal "%.2f"
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Write a program that has a user guess a secret number between 1 and 10. Store the secret number in a variable called secretNumber and allow the user to continually input numbers until they correctly guess what secretNumber is. Complete the method guessMyNumber that uses a while loop to ask the user for their guess and compares it againist secretNumber. For example, if secretNumber was 6, an example run of the program may look like this:_______.
Answer:
Explanation:
The following code is written in Python. It is a function called guessMyNumber and like requested creates a random number and saves it to secretNumber. Then it continuously asks the user for their guess and compares it to the secret number. If the guess is correct it exits the loop otherwise it will continue to ask for a new guess.
import random
def guessMyNumber():
secretNumber = random.randint(1, 10)
print(secretNumber)
while True:
guess = input("Enter your guess: ")
guess = int(guess)
if (guess == secretNumber):
print("Congratulations you guessed correctly")
what benefit can we get form using computer in education?
The divBySum method is intended to return the sum of all the elements in the int array parameter arr that are divisible by the int parameter num. Consider the following examples, in which the array arrcontains {4, 1, 3, 6, 2, 9}.
The call divBySum(arr, 3) will return 18, which is the sum of 3, 6, and 9, since those are the only integers in arr that are divisible by 3.
The call divBySum(arr, 5) will return 0, since none of the integers in arr are divisible by 5.
Complete the divBySum method using an enhanced for loop. Assume that arr is properly declared and initialized. The method must use an enhanced for loop to earn full credit.
/** Returns the sum of all integers in arr that are divisible by num
* Precondition: num > 0
*/
public static int divBySum(int[] arr, int num)
Answer:
The complete method is as follows:
public static int divBySum(int[] arr, int num){
int sum = 0;
for(int i:arr){
if(i%num == 0)
sum+=i;
}
return sum;
}
Explanation:
As instructed, the program assumes that arr has been declared and initialized. So, this solution only completes the divBySum method (the main method is not included)
This line defines the method
public static int divBySum(int[] arr, int num){
This line declares and initializes sum to 0
int sum = 0;
This uses for each to iterate through the array elements
for(int i:arr){
This checks if an array element is divisible by num (the second parameter)
if(i%num == 0)
If yes, sum is updated
sum+=i;
}
This returns the calculated sum
return sum;
}
A network interface card was installed on Shawn's computer. The function of a network interface card is to _____.
enable his computer to be connected to a network
keep his documents secure
store files that can be shared
speed up his computer
Answer:
The correct answer is Option 1: enable his computer to be connected to a network
Explanation:
Network interface card, as it is clear from the name, is added to the computer system to enable the computer to connect to the internet. If a computer doesn't have network interface card, it cannot connect to the internet.
Hence,
The correct answer is Option 1: enable his computer to be connected to a network
Answer:
enable his computer to be connected to a network
Use the factorial operation to evaluate 10!.
A) 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
B) 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1
C) 10 + 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1
D) 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
Answer:
D
Explanation:
The definition of n! is n x (n-1) x (n-2) x ... x 1.
So 10! = 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 i.e. D.
Answer:
D) 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
Explanation:
The problem here is to use the factorial method to find;
10!
The factorial of any number is given as:
a! = (a - 1) x (a - 2) .........(a - n)
It is the product of any integer from 1 to that number.
So;
10! = 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
The solution is therefore 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1
Why is it important to know how to create a professional email?
So people think you are professional based on what you write.
Answer:
It is important to write a professional email because you need to make a good impression. This also shows that you are determined.
What email program would you suggest and why?
Answer:
An email program
Explanation:
And why?
Answer:
I would suggest g m a i l.
Explanation:
I use G m a i l all the time and I think it is easy to use! A lot of people think it is great too! :)
Difference between analog and digital computer ??
Answer:
The analogue computer works on a continuous signal. The digital computer works on a discrete signal. The output is a voltage signal, they are not exact values and are in graphical form.
A specification can be a written document, a set of graphical, a formal mathematical model, a collection of usage scenarios (or, use cases), a prototype, or any combination of these.
A. True
B. False
Answer:
The given statement is "True". A further explanation is given below.
Explanation:
The specification would be a necessary condition that is explicitly indicated, for obvious reasons, concerning the great components throughout the prototype of being something. A detailed explanation of that same performance aspects, normally with particular established standards, is presented in terms appropriate to lead to the creation both for real manufacturing and building methods of such a component with either the personality traits mentioned throughout the structural performance.So the above is the appropriate response.
If you are working in a word-processing program and need to learn about its features, the best place to get assistants is from the ________.
A. application's help menu
B. desktop
C. toolbar
D. start menu
Answer:
A
Explanation:
plz mark me brainlies
Answer:
A. Application's help menu
Explanation:
Choose the type of collection created with each assignment statement. collectionA = {5:2} collectionB = (5,2) collectionC = [5, 2]
Answer:
CollectionA is Dictionary
CollectionB is List
CollectionC is Tuple
Explanation:
List is recognized by the square brackets
Tuple by the parentheses
Dictionary by the curly brackets
Answer:
Dictionary collectionA
Tuple collectionB
List collectionC
Explanation:
A dictionary uses curly brackets. A tuple uses parentheses. A list uses square brackets.
Exercise 1.3.5: Expressing conditional statements in English using logic. info About Define the following propositions: c: I will return to college. j: I will get a job. Translate the following English sentences into logical expressions using the definitions above: (a) Not getting a job is a sufficient condition for me to return to college. (b) If I return to college, then I won't get a job. (c) I am not getting a job, but I am still not returning to college. (d) I will return to college only if I won't get a job. (e) There's no way I am returning to college. (f) I will get a job and return to college..
in java please
In this exercise, you will need to create a static method called findString in the MatchingString class that should iterate over String[] arr looking for the exact match of the String that is passed as a parameter.
Return the index of the array where the String is found; if it does not exist in the array, return -1.
For example, if the word “Karel” is passed in, your method would return 1.
Answer:
Explanation:
The following code is written in Java. It is a static method that takes in a String parameter and loops through the String array called arr comparing each element in the array with the word parameter that was passed. If it finds a match the method returns the index of that word, otherwise it will return -1
public static int findString(String word){
int index = -1;
for (int x = 0; x < arr.length; x++) {
if (word == arr[x]) {
index = x;
break;
}
}
return index;
}
Dan notices that his camera does not capture pictures correctly. It appears that less light is entering the camera. Which component of the camera could be responsible for the problem?
Consider the following method, inCommon, which takes two Integer ArrayList parameters. The method returns true if the same integer value appears in both lists at least one time, and false otherwise.
public static boolean inCommon(ArrayList a, ArrayList b)
{
for (int i = 0; i < a.size(); i++)
{
for (int j = 0; j < b.size(); j++) // Line 5
{
if (a.get(i).equals(b.get(j)))
{
return true;
}
}
}
return false;
}
Which of the following best explains the impact to the inCommon method when line 5 is replaced by for (int j = b.size() - 1; j > 0; j--) ?
A. The change has no impact on the behavior of the method.
B. After the change, the method will never check the first element in list b.
C. After the change, the method will never check the last element in list b.
D. After the change, the method will never check the first and the last elements in list b.
E. The change will cause the method to throw an IndexOutOfBounds exception.
Answer:
The answer is "Option b".
Explanation:
In the given code, a static method "inCommon" is declared, that accepts two array lists in its parameter, and inside the method two for loop is used, in which a conditional statement used, that checks element of array list a is equal to the element of array list b. If the condition is true it will return the value true, and if the condition is not true, it will return a false value. In this, the second loop is not used because j>0 so will never check the element of the first element.
Write a program that calculates the shipping charges for parcel. The program should ask the user to enter two floating point values:
The weight of a parcel in pounds
The shipping rate per pound
The program calculates and displays the total shipping charges based on the parcel’s weight and shipping rate per pound.
Your program should print dollars and cents with two decimal places such as 32.85, and not 32.8467777.
Hint: Until we learn how to format output, we will use this little trick. You can round a floating-point value to the nearest hundredth by adding 0.005, multiplying by 100, converting the result to an integer, and then dividing by 100. This trick is not perfect but works well with most values.
Here is a sample of what a typical run of this program looks like where the user entered the values 4.75 for the weight and 2.55 for the shipping rate per pound:
Shipping Charges Calculator
Enter the weight of your parcel in pounds: 4.75
Enter the shipping price per pound: 2.55
The weight of your parcel is 4.75 pounds
The shipping price per pound is $ 2.55
The shipping charges for your parcel is $ 12.11
NOTE: Please remember that your program will be graded in terms of:
correctness: it performs the calculations correctly and uses proper arithmetic expressions: 75% (graded by Zybooks)
code style: good variable names, comments, proper indentation and spacing: 25% (grade by the TAs)
This program code is Python
Answer:
Answered below
Explanation:
#Program is written in Python programming language
#Get the weight and price and store them in #variables.
parcel_weight = float(input('Enter weight of parcel in pounds: "))
rate_per_pound = float(input ('Enter shipping price per pound: "))
# Calculate the total price per pound
total_price = parcel_weight * rate_per_pound
#print invoice
print ("Your parcel weighs $parcel_weight pounds')
print ("The rate per pound is $rate_per_pound")
print("Total shipping cost is; ")
print ("%.2f" % total_price)
/* missing precondition */
public String getChar(String str, int n) {
return str.substring(n, n 1); }
Write down the most appropriate precondition for the method so that it does not throw an exception.
Answer:
An appropriate precondition is:
0 <= n && n <= str.length() - 1
Explanation:
Required:
Write down an appropriate pre-condition for the program
From the question, we understand that the method accepts two parameters:
str -> A string value
n -> An integer value which represents the index of character to return from the string str
It should be noted that:
n must be within the range of 0 and str.length()-1
Take for instance:
str = "ABCDE";
n must be within the range 0 to 4 (inclusive) in order not to raise an exception. This is so because the string index starts at 0 and stops at 1 less than the length of the string.
Hence, the precondition can be written as:
0 <= n && n <= str.length() - 1
Which means: n = 0 to length - 1
An object's state is defined by the object's
methods and instance variables
instance variables and their values
access modifiers of the instance variables
O
methods and their return values
Answer:
The right answer is option 2: instance variables and their values
Explanation:
Let us define what an object is.
An object is a blueprint of a real-world identity. The instances are the reference to the object. Multiple instances of an object type can be made.
The instance variables and their values help us to determine the state of the object.
Hence,
The right answer is option 2: instance variables and their values
Write a program whose input is a string which contains a character and a phrase, and whose output indicates the number of times the character appears in the phrase.
Ex: If the input is:
n Monday
the output is:
1
Ex: If the input is:
z Today is Monday
the output is:
0
Ex: If the input is:
n It's a sunny day
the output is:
2
Case matters.
Ex: If the input is:
n Nobody
the output is:
0
n is different than N.
Learning Python
Explanation:
1
Ex: If the input is:
z Today is Monday
the output is:
0
Ex: If the input is:
n It's a sunny day
the output is:
2
Case matters.
Ex: If the input is:
n Nobody
the output is:
0
n is different than N.
Learning Python
I've included my code in the picture below. Best of luck.
If an ISP assigned you a /28 IPv6 address block, how many computers could be as- signed an address from the block?
Answer:
I think 14 hosts (computer)
Write a constructor for BaseballPlayer. The constructor takes three int parameters: numHits, numRuns, and numRBIs storing the values within the class' ArrayList field named playerStats.
Answer:
Following are the code to the given question:
public class BaseballPlayer//defining a class BaseballPlayer
{
BaseballPlayer(int numHits, int numRuns, int numRBIs)//defining a parameterized cons
{
}
}
Explanation:
Some of the data is missing, which is why the solution can be represented as follows:
In this code, a class BaseballPlayer is defined, and inside the class a parameterized constructor is defined that holds three integer variable "numHits, numRuns, and numRBIs".