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harina [27]
2 years ago
9

Which type of network topology lets you see which end devices are connected to which intermediary devices and what media is bein

g used?
Computers and Technology
1 answer:
m_a_m_a [10]2 years ago
5 0

Answer:

Star Topology

Explanation:

Star network topologies are common in home networks, where the central connection point may be a router, switch, or network hub. Unshielded Twisted Pair (UTP) Ethernet cabling is typically used to connect devices to the hub, though coaxial cable or optical fiber may also be employed.

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When you check to see how much RAM, or temporary storage you have available, you are checking your _____.
victus00 [196]

Answer: primary memory

5 0
2 years ago
Write a program that repeatedly reads in integers until a negative integer is read. The program keeps track of the largest integ
vfiekz [6]

Answer:

In Python:

num = int(input("Enter number: "))

maxn = num

while num >=0:

   if num>maxn:

       maxn = num

   num = int(input("Enter number: "))

print("Largest: "+str(maxn))

Explanation:

Get input from the user

num = int(input("Enter number: "))

Initialize the largest to the first input

maxn = num

This loop is repeated until a negative input is recorded

while num >=0:

If the current input is greater than the previous largest

   if num>maxn:

Set largest to the current input

       maxn = num

Get another input from the user

   num = int(input("Enter number: "))

Print the largest

print("Largest: "+str(maxn))

5 0
2 years ago
Redo Programming Exercise 16 of Chapter 4 so that all the named constants are defined in a namespace royaltyRates. PLEASE DONT F
Komok [63]

Answer:

Code is given below and output is attached in the diagram:

Explanation:

//Use this header file while using visual studio.

#include "stdafx.h"

//Include the required header files.

#include<iostream>

//Use the standard naming convention.

using namespace std;

//Define a namespace royaltyRates.

namespace royaltyRates

{

    //Declare and initialize required named constants.

    const double PAY_ON_DELIVERY_OF_NOVAL = 5000;

    const double PAY_ON_PUBLISH_OF_NOVAL = 20000;

    const double PER_ON_NET_PRICE_SECOND_OPTION =

    0.125;

    const double PER_ON_NET_PRICE_FIRST_4000 = 0.1;

    const double PER_ON_NET_PRICE_OVER_4000 = 0.14;

};

//Start the execution of main() method.

int main()

{

    //Declare and initialize the required variables

    //which are going to be used to calculate

    //royalities under each option.

    float net_price;

    int num_copies;

    float royaltyUnderOption1, royaltyUnderOption2,

    royaltyUnderOption3;

    royaltyUnderOption1 = royaltyUnderOption2

    = royaltyUnderOption3 = 0;

    //Prompt the user to enter the net price of each

    //novel.

    cout << "Please enter the net price for each ";

    cout << "copy of the novel : ";

    cin >> net_price;

    //Prompt the user to enter the estimated number

    //of copies of the novels to be sold.

    cout << "Please enter the estimated number ";

    cout << "of copies to be sold : ";

    cin >> num_copies;

    //Display the required details and royalty

    //calculated under option 1.

    cout << "\n*** Option 1: ****" << endl;

    cout << "Net price of each novel: $" << net_price;

    cout << endl;

    cout << "Estimated number of copies to be sold ";

    cout << "is: " << num_copies << endl;

    cout << "$";

    cout << royaltyRates::PAY_ON_DELIVERY_OF_NOVAL;

    cout << " is paid to author for the delivery of ";

    cout << "the final manuscript and $";

    cout << royaltyRates::PAY_ON_PUBLISH_OF_NOVAL;

    cout << " is paid for the publication of ";

    cout << "novel." << endl;

    royaltyUnderOption1 =

    royaltyRates::PAY_ON_DELIVERY_OF_NOVAL +

    royaltyRates::PAY_ON_PUBLISH_OF_NOVAL;

    cout << "Total amount of royalty under option 1 ";

    cout << "is $" << royaltyUnderOption1 << endl;

    //Display the required details and royalty

    //calculated under option 2.

    cout << "\n*** Option 2: ****" << endl;

    cout << "Net price of each novel: $";

    cout << net_price << endl;

    cout << "Estimated number of copies to be sold ";

    cout << "is: " << num_copies << endl;

    royaltyUnderOption2 =

   (royaltyRates::PER_ON_NET_PRICE_SECOND_OPTION *

    net_price)* num_copies;

    cout << "Total amount of royalty under option 2 ";

    cout << "is $" << royaltyUnderOption2 << endl;

    //Display the required details and royalty

    //calculated under option 3.

    cout << "\n*** Option 3: ****" << endl;

    cout << "Net price of each novel: $" << net_price;

    cout << endl;

    cout << "Estimated number of copies to be sold ";

    cout << "is: " << num_copies << endl;

    //If the number of copies is greater than 4000.

    if (num_copies > 4000)

    {

         //Total amount of royalty will be 10% of net

         //price of first 4000 copies and 14 % of net

         //price of copies sold over 4000.

         royaltyUnderOption3 =

         (royaltyRates::PER_ON_NET_PRICE_FIRST_4000 *

         net_price) * 4000 +

         (royaltyRates::PER_ON_NET_PRICE_OVER_4000 *

         net_price) * (num_copies - 4000);

    }

    //Otherwise,

    else

    {

         //Total amount of royalty will be 10% of net

         //price of first 4000 copies.

         royaltyUnderOption3 =

         (royaltyRates::PER_ON_NET_PRICE_FIRST_4000 *

         net_price) * num_copies;

    }

    cout << "Total amount of royalty under option 3 ";

    cout << "is $" << royaltyUnderOption3 << endl;

    //If the royalty under option 1 is greater than

    //royalty under option 2 and 3, then option 1 is

    //best option.

    if (royaltyUnderOption1 > royaltyUnderOption2 &&

    royaltyUnderOption1 > royaltyUnderOption3)

    {

         cout << "\nOption 1 is the best option that ";

         cout << "author can choose." << endl;

    }

    //If the royalty under option 2 is greater than

    //royalty under option 1 and 3, then option 2 is

    //best option.

    else if (royaltyUnderOption2 > royaltyUnderOption1

    && royaltyUnderOption2 > royaltyUnderOption3)

    {

         cout << "\nOption 2 is the best option that ";

         cout << "author can choose." << endl;

    }

    //If the royalty under option 3 is greater than

    //royalty under option 1 and 2, then option 3 is

    //best option.

    else

    {

         cout << "\nOption 3 is the best option that ";

         cout << "author can choose." << endl;

    }

    //Use this command while using visual studio.

    system("pause");

    return 0;

}

5 0
2 years ago
Considering the following algorithm, which of the following requirements are satisfied?
Alisiya [41]

Answer:

b) Bounded Waiting

Explanation:

int currentThread = 1;

bool thread1Access = true;

bool thread2Access = true;

thread1 { thread2 {

While (true) {

                   While (true)

                                   {

                     while(thread2Access == true)

                                       {

                                      while(thread1Access == true)

                                       {

                                            If (currentThread == 2) {

                                              If (currentThread == 1)

                                                {        

                                                  thread1Access = false; thread2Access = false;

                                                  While (currentThread == 2);

                                                 While (currentThread == 1);

                                                  thread1Access = true; thread2Access = true;

} }

/* start of critical section */ /* start of critical section */

currentThread = 2 currentThread = 1

… ...

/* end of critical section */ /* end of critical section */

thread1Access = false; thread2Access = false;

… ...

} }

} }

} }

It can be seen that in all the instances, both threads are programmed to share same resource at the same time, and hence this is the bounded waiting. For Mutual exclusion, two threads cannot share one resource at one time. They must share simultaneously. Also there should be no deadlock. For Progress each thread should have exclusive access to all the resources. Thus its definitely the not the Progress. And hence its Bounded waiting.

4 0
2 years ago
A mass m is attached to the end of a rope of length r = 3 meters. The rope can only be whirled around at speeds of 1, 10, 20, or
gayaneshka [121]

Answer:

Explanation:

Let's do this in Python. We know that the formula for the centripetal force caused by whirling the mass is:

F = m\frac{v^2}{r}

where v is the speed (1, 10, 20, 40) and r = 3 m is the rope length.

Then we can use for loop to try calculating the tension force of each speed

def maximum_speed(m):

    for speed in [1, 10, 20, 40]:

         tension_force = m*speed^2/3

         if tension_force > 60:

              return speed

    return speed

7 0
2 years ago
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