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enyata [817]
3 years ago
15

Which statement is correct about operating systems? They are hardware devices. They include programs that help people do certain

tasks. They include programs that control a computer. They are found in secondary storage devices. They store information being used by the CPU.
Computers and Technology
1 answer:
katrin2010 [14]3 years ago
3 0
<span>They include programs that help people do certain tasks. They include programs that control a computer. They store information being used by the CPU.</span>
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I need help!! I decided to go back to college this year and am taking Intro to Logic and Programming. I have an assignment due t
Artist 52 [7]

Answer:

Monday Video: 5.4.20 Section 18.5

Work due: 18.5 Worksheet

CW

Tuesday Video: 5.5.20 Section 18.6

Work due: 18.6 Worksheet

HW

Wednesday Video: 5.6.20 Section 18.7

Work due: 18.7 Classwork

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Thursday Video: 5.7.20 Section 18.7

Work due: 18.7 Homework

HW

Friday Video: 5.8.20 Section 18.5-18.7

Work due: Textbook page 615 #5-19 (not #13)

HWaccuracy

Explanation:

7 0
3 years ago
You cannot advance slides during the slide show by pressing the PAGE DOWN key
noname [10]
<span>You cannot advance slides during the slide show by pressing the PAGE DOWN key.
This is a true statement.
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4 0
3 years ago
Hello can you please help with this if you want to thank you!
nikklg [1K]

Answer:

hardware and software is the answer

8 0
2 years ago
Read 2 more answers
In this lab, you will build a system for package delivery services that provides different shipping options with specific price.
Alex73 [517]

Answer:

See explaination

Explanation:

#include <iostream>

#include <string.h>

using namespace st d;

class Package

{

protected:

//sender properities

char sname[10],saddress[50],scity[20],sstate[20];

long int szip;

//Receiver properities

char rname[10],raddress[50],rcity[20],rstate[20];

long int rzip;

//additonal datamembers

float weight,cost;

public:

Package() //Default constructor

{

strcpy(sname,"");strcpy(saddress,"");strcpy(scity,"");

strcpy(sstate,"");szip=0;

strcpy(rname,"");strcpy(raddress,"");strcpy(rcity,"");

strcpy(rstate,"");rzip=0;

weight=cost=0;

}

Package(char sn[10],char sa[50],char sc[20],char ss[20],long int sz,char rn[10],char ra[50],char rc[20],char rs[20],long int rz,float w,float c) //Constructor with parameter

{

strcpy(sname,sn);strcpy(saddress,sa);strcpy(scity,sc); //copying each parameter value to data member

strcpy(sstate,ss);szip=0;

strcpy(rname,rn);strcpy(raddress,ra);strcpy(rcity,rc);

strcpy(rstate,rs);rzip=0;

weight=w;cost=c;

}

float calculateCost() //calculating cost

{

return weight*cost;

}

};

class TwoDayPackage:public Package //Inheritance

{

float flatfee;

public:

TwoDayPackage(char sn[10],char sa[50],char sc[20],char ss[20],long int sz,char rn[10],char ra[50],char rc[20],char rs[20],long int rz,float w,float c,float ff) //Constructor with parameter

{

Package(sn,sa,sc,ss,sz,rn,ra,rc,rs,rz,w,c); //calling super class constructor

flatfee=ff; //copy last parameter

}

float calculateCost() //redefined calculateCost function

{

return (weight*cost)+flatfee; //return total cost

}

};

class OverNightPackage:public Package //Inheritance

{

float addfee;

public:

OverNightPackage(char sn[10],char sa[50],char sc[20],char ss[20],long int sz,char rn[10],char ra[50],char rc[20],char rs[20],long int rz,float w,float c,float a f) //constructor with parameter

{

Package(sn,sa,sc,ss,sz,rn,ra,rc,rs,rz,w,c); //calling super class constructor

addfee=a f; //copy last parameter

}

float calculateCost() //redefined calculateCost function

{

return (weight*cost)+addfee; //calculating total cost

}

};

int main()

{

Package package1("lou brown","1 main st","boston","ma",11111,"mary smith","7 elm st","new york","ny",22222,8.5,0.5); //creating objects

TwoDayPackage package2("lisa klein", "5 broadway", "somerville", "ma", 33333, "bob george", "21 pine rd", "cambridge", "ma", 44444, 10.5, .65, 2.0 );

OverNightPackage package3 ("ed lewis", "2 oak st", "boston", "ma", 55555, "don kelly", "9 main st", "denver", "co", 66666, 12.25, .7, .25 );

cout<<"\nPackage Cost : "<<package1.calculateCost(); //calling each cost

cout<<"\nTwoDay Package Cost : "<<package2.calculateCost();

cout<<"\nOvernight Package Cost : "<<package3.calculateCost();

return 0;

}

8 0
3 years ago
What is computing networking​
andre [41]
A computer network is a group of computers that use a set of common communication protocols over digital interconnections for the purpose of sharing resources located on or provided by the network nodes.
6 0
3 years ago
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