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Hoochie [10]
3 years ago
13

What is the output of the first and second print statements?

Computers and Technology
1 answer:
Alenkinab [10]3 years ago
6 0

Answer:

The answer to this question is given below in the explanation section.

Explanation:

 When you will run the given code of java in this question. You will get an error and nothing will get printed in the response of the result. Because, in Java, you can't add the two array objects. The reason behind it, java does not support operator overloading. You cannot use the plus operator to add two arrays in Java . It will give you the compile-time error.

There is a method to add two arrays in the Java program is to iterate over them and add individual elements and store them into a new array. This also becomes complex, if you having arrays of different sizes.  To go through this method, you have to build a method that will through an illegal exception in case of a mismatch in the sizes of the arrays.

As in the given code, when you execute the first print statement:

System.out.println(num1.get(0)+1);

It will produce error because first type is object and second is int. So, you cannot add object and int value.

When you will execute the given second print statement:

System.out.println(num1.get(1)+ num2.get(0));

it will also produce error, because you cannot add object in Java using + binary operator because in this statement first and second type are both objects.  

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Description:
Nastasia [14]

Answer:

The programming language is not stated (I'll answer using C++)

#include <iostream>

using namespace std;

int convert(float miles)

{

   return miles * 5280;

}

int main() {

   cout<<"Console:"<<endl;

   cout<<"Hike Calculator"<<endl;

   float miles;

   char response;

   cout<<"How many miles did you walk?. ";

   cin>>miles;

   cout<<"You walked "<<convert(miles)<<" feet"<<endl;

   cout<<"Continue? (y/n): ";

   cin>>response;

   while(response == 'y')

   {

   cout<<"How many miles did you walk?. ";

   cin>>miles;

   cout<<"You walked "<<convert(miles)<<" feet"<<endl;

   cout<<"Continue? (y/n): ";

   cin>>response;

   }

   cout<<"Bye!";

   return 0;

}

Explanation:

Here, I'll explain some difficult lines (one after the other)

The italicized represents the function that returns the number of feet

<em>int convert(float miles) </em>

<em>{ </em>

<em>    return miles * 5280; </em>

<em>} </em>

The main method starts here

int main() {

The next two lines gives an info about the program

   cout<<"Console:"<<endl;

   cout<<"Hike Calculator"<<endl;

   float miles;

   char response;

This line prompts user for number of miles

   cout<<"How many miles did you walk?. ";

   cin>>miles;

This line calls the function that converts miles to feet and prints the feet equivalent of miles

   cout<<"You walked "<<convert(miles)<<" feet"<<endl;

This line prompts user for another conversion

   cout<<"Continue? (y/n): ";

   cin>>response;

This is an iteration that repeats its execution as long as user continue input y as response

<em>    while(response == 'y') </em>

<em>    { </em>

<em>    cout<<"How many miles did you walk?. "; </em>

<em>    cin>>miles; </em>

<em>    cout<<"You walked "<<convert(miles)<<" feet"<<endl; </em>

<em>    cout<<"Continue? (y/n): "; </em>

<em>    cin>>response; </em>

<em>    } </em>

   cout<<"Bye!";

8 0
4 years ago
Five advantages of Internet​
Novosadov [1.4K]

Answer:

Information, knowledge, and learning.

Selling and making money.

Banking, bills, and shopping.

Donations and funding

Entertainment.

Explanation:

I hope this helps! ^^

☁️☁️☁️☁️☁️☁️☁️

7 0
3 years ago
Read 2 more answers
________ are the primary means of authentication for a user's computer and other networks and servers to which the user may have
inn [45]

Answer:

The answer to this question is "Password".

Explanation:

In computer science, any User's computer and networks and server is secured with the password to access all we use the password. for example, if we want to access any WiFi system or any User's computer. Then we will insert the password. If the password is wrong so we can't access the WiFi system or User's computer. similarly, If we want to access any server so we must know about the password. Then we use the server and change it's setting.

So the password is the primary means of authentication for all User's.  

4 0
4 years ago
_______________ are distinguished from microcontrollers by their complexity and increased on-chip resources.A. Systems on a chip
weeeeeb [17]

Answer:

the correct option is (A)

Explanation:

According to the given scenario, the system on a chip is a chip that is different from the microcontrollers in terms of complexity and rise on the chip resources

The system on a chip is a circuit i.e. integrated most the computer things

hence, the correct option is (A).

Therefore the rest of the options are wrong

6 0
3 years ago
Read 2 more answers
Question 1
Ivanshal [37]

Answer:

Q1. B

Q2. D

Explanation:

3 0
2 years ago
Read 2 more answers
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