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Inessa05 [86]
3 years ago
8

Selma writes the following four answers in her Computer Science examination.

Computers and Technology
2 answers:
zhannawk [14.2K]3 years ago
6 0

Answer:

Interrupts

Explanation:

Dr Martin Luther King and his followers go to Selma, Alabama to attempt to achieve, through non-violent protest, equal voting rights and abilities for black people. In 1964, Dr. Martin Luther King Jr. of the Southern Christian Leadership Conference (SCLC) accepts his Nobel Peace Prize.

REY [17]3 years ago
3 0

Answer:

Interrupts.

Explanation:

A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer on how to perform a specific task and solve a particular problem.

The four (4) input-output (I/O) software layers includes the following;

I. User level software: it provides user programs with a simple user interface to perform input and output functions.

II. Device drivers: it controls the input-output (I/O) devices that are connected to a computer system through a wired or wireless connection.

III. Device-independent OS software: it allows for uniform interfacing and buffering for device drivers.

IV. Interrupt drivers (handlers): it is responsible for handling interruptions that occur while using a software on a computer system.

An interrupt is a signal from a program or device connected to a computer and it's typically designed to instruct the operating system (OS) that an event has occurred and requires an attention such as stopping its current activities or processes.

In conclusion, the computer term that Selma is describing is interrupts.

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Define a member function PrintAll() for class PetData that prints output as follows. Hint: Make use of the base class' PrintAll(
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Answer:

Following are the program in the C++ Programming Language.

//set header file

#include <iostream>

//set header file for string

#include <string>

//set namespace

using namespace std;

//define class

class AnimalData

{

//set access modifier

public:

//define function

void SetName(string givenName)

{

//initialize the value of function's argument

fullName = givenName;

};

//define function

void SetAge(int numYears)

{

//initialize the value of function's argument

ageYears = numYears;

};  

//here is the solution

//define function

void PrintAll()

{

//print output with message

cout << "Name: " << fullName<<endl;

//print output with message

cout << "Age: " << ageYears<<endl;

};

//set access modifier

private:

//set integer data type variable

int ageYears;

//set string data type variable

string fullName;

};

//define class and inherit the parent class

class PetData: public AnimalData

{

//set access modifier

public:

//define function

void SetID(int petID)

{

idNum = petID;

};

//override the function for print id

void PrintAll()

{

AnimalData::PrintAll();

cout << "ID: " <<idNum ;

};

//set access modifier

private:

//set integer type variables

int idNum,fullName,ageYears;

};

//define main method

int main()

{

//create object of the child class

PetData userPet;

//call function through object

userPet.SetName("Fluffy");

//call function through object

userPet.SetAge (5);

//call function through object

userPet.SetID (4444);

//call function through object

userPet.PrintAll();

cout << endl;

return 0;

}

<u>Output</u>:

Name: Fluffy

Age: 5

ID: 4444

Explanation:

<u>Following are the description of the program</u>:

  • Set required header file and namespace.
  • Define class 'AnimalData' and inside the class, set integer data type variable 'ageYears', string data type variable 'fullName'.
  1. Then, define function 'SetName()' with string data type argument 'givenName' and initialize the value of argument in the string variable.
  2. Then, define function 'SetAge()' with integer data type argument 'numYears' and initialize the value of the argument in the integer variable.
  3. Define function 'PrintAll()' to print the value of the following variables with message.
  • Define class 'PetData' and inherit the parent class in it, then set integer data type variable 'idNum'.
  1. Then, define function 'SetID()' with integer data type argument 'petID' and initialize the value of the argument in the integer variable.
  2. Override the function 'PrintAll()' to print the value of the following variable with message.

Finally, define main method and create the object of the child class, then call the following functions through the class object.

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