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tatuchka
14 days ago
8

The Domain Name System (DNS) provides an easy way to remember addresses. Without DNS, how many octets for an Internet Protocol (

IP) address would have to be memorized?
Computers and Technology
1 answer:
Harlamova29_29 [932]14 days ago
6 0

Response:Four

Clarification:

The Domain Name System (DNS) serves as a naming framework, linking the names individuals use to find websites to the corresponding IP addresses utilized by computers to locate those websites. This system interacts with either the Internet or a private network.

An IP address, represented as a 32-bit binary number, is typically presented in a standard format as 4 octets in decimal notation for easier human comprehension.

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Write a program that creates a login name for a user, given the user's first name, last name, and a four-digit integer as input.
Amiraneli [921]

Answer:

In C++:

#include <iostream>

#include <string>

#include <sstream>

using namespace std;

int main(){

   string lname, fname, stringnum;    int num; string login, pwd;

   cout<<"Last Name: ";    cin>>lname;

   cout<<"First Name: ";    cin>>fname;

   cout<<"Four-digit integer: ";    cin>>num;

   stringnum = to_string(num).substr(0, 4);

   stringstream geek(stringnum);    geek>>num;

   num = num%100;

   pwd = to_string(num);

   if(lname.length()<5){ login = lname + fname.substr(0, 1);    }

   else{ login = lname.substr(0, 5) + fname.substr(0, 1);    }

   cout<<"Login Name: "<<login<<endl;

   cout<<"Password: "<<pwd<<endl;

   return 0;

}

Explanation:

This initializes all the required variables

   string lname, fname, stringnum;    int num;     string login, pwd;

This asks the user for their last name

   cout<<"Last Name: ";    cin>>lname;

This asks for the first name of the user

   cout<<"First Name: ";    cin>>fname;

This prompts for a four-digit number

   cout<<"Four-digit integer: ";    cin>>num;

This converts the number into a string and extracts the first four digits

   stringnum = to_string(num).substr(0, 4);

This changes the string back into an integer

   stringstream geek(stringnum);    geek>>num;

This extracts the last two digits of the four-digit number

   num = num%100;

This generates the user's password

  pwd = to_string(num);

This constructs the user's login name.

This block runs if the last name has fewer than five letters

   if(lname.length()<5){ login = lname + fname.substr(0, 1);    }

This block runs otherwise

   else{ login = lname.substr(0, 5) + fname.substr(0, 1);    }

This displays the login name

   cout<<"Login Name: "<<login<<endl;

This displays the password

   cout<<"Password: "<<pwd<<endl;

3 0
1 month ago
Exercise 8.1.9: Diving Contest Your school is hosting a diving contest, and they need a programmer to work on the scoreboard! Yo
zubka84 [945]

Response:

def calculate_score(theTuple):

    first, second, third = theTuple

    if first >= 0 and first <=10 and second >= 0 and second <=10 and third >= 0 and third <=10:

         print(first + second + third)

    else:

         print("Range must be 0 to 10")

Clarification:

This line initiates the function

def calculate_score(theTuple):

This line extracts the values used in the function

    first, second, third = theTuple

The subsequent if statement verifies whether the values fall within the 0 to 10 range

    if first >= 0 and first <=10 and second >= 0 and second <=10 and third >= 0 and third <=10:

This computes the total score

         print(first + second + third)

else:

Should the scores be outside the 0 to 10 limits, this line will be executed

         print("Range must be 0 to 10")

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zubka84 [945]

Answer:

The right choice is d) All of these options are accurate.

Explanation:

ETL refers to Extract, Transform, and Load. An ETL framework retrieves data from various sources, upholds standards for data quality and consistency, standardizes data so disparate sources can be integrated, and ultimately presents the data in formats suitable for application development and decision-making by end-users.

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Data Consolidation.
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Assume that a function named swapdoubles has been defined and is available for use in this exercise: that function receives two
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