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4 years ago

Java provides a number of interfaces and classes to systematically implement collections.

Computers and Technology

1 answer:

solmaris [256]4 years ago

4 0

Answer:

A) True

Explanation:

Java provides collections architecture or framework used to store and manipulate a group of objects or collections.

The collection framework has interfaces which include; Set, Queue, Deque, List, as well as classes which include; Hashset, ArrayList, LinkedList, LinkedHashset, PriorityQueue, Vector and TreeSet.

There are also many methods declared in the collection interface which include; add(), addAll(), remove(), removeAll(),retainAll(), clear(), size(), iterator(), toArray() etc

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Write a program having a concrete subclass that inherits three abstract methods from a superclass. Provide the following three i

hammer [34]

Answer:

C++

Explanation:

using namespace std;

class AbstractClass {

public:

virtual bool checkUpperCase(string inputString);

virtual string lowerToUppercase(string inputString);

virtual void stringToInt(string inputString);

};

class ConcreteClass: public AbstractClass {

public:

bool checkUpperCase(string inputString) {

bool isUpper = false;

for (int i=0; i < strlen(inputString); i++) {

if (isupper(inputString[i])) {

isUpper = true;

break;

}

return isUpper;

}

string lowerToUppercase(string inputString) {

for (int i=0; i < strlen(inputString); i++) {

putchar(toupper(inputString[i]));

}

return inputString;

}

void stringToInt(string inputString) {

int convertedInteger = stoi(inputString);

convertedInteger+=10;

cout<<convertedInteger<<endl;

}

};

int main() {

ConcreteClass cc;

return 0;

}

3 0

3 years ago

Why is the engineering design process important to the customer?

Ket [755]

The engineering design process important to the customer layout system permits things: A shared technique on a way to discover and remedy problems. A framework to assess ideas, tell priorities and save you myopic paintings.

<h3>What is the maximum vital step withinside the engineering layout system?</h3>

The first step withinside the engineering layout system is to outline the trouble that you are solving. This step is the maximum vital, as a defective know-how of the trouble handy ends in layout failures. Engineers paintings to discover the foundation trouble via way of means of opposite engineering the signs and symptoms they perceive.

The engineering layout system, via way of means of definition, is a sequence of steps that engineers use to discover an option to a trouble. These steps include: defining the trouble, brainstorming solutions, designing and constructing a prototype of the solution, trying out the solution, and enhancing it.

Read more bout the engineering :

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8 0

2 years ago

While driving you encounter an emergency vehicle stopped ahead. Discuss how the move over law applies to this situation and your

SOVA2 [1]

According to the move over law, when an individual encounters an emergency vehicle stopped ahead, the drivers who happen to be travelling in the same direction need to move to the adjacent lane carefully and reduce the speed to avoid any collisions.

<u>Explanation:</u>

After the law, coming to the responsibilities, the driver should make sure that the emergency vehicle that has stopped has not encountered an accident or untoward pull over due to some technical fault.

The driver should also make sure that the traffic behind their vehicle is moving by law and cooperating with the emergency situation.

6 0

3 years ago

Which of the following statements is true? 1. The Internet is just a network of computers. 2. The internet is now an Internet of

lisabon 2012 [21]

Answer:

All statements are true

Explanation:

The internet is a network of globally interconnected millions of computers that communicate wit themselves remotely using standardized communication protocols via a web server.
The internet is also refer to as internet of things (IoT)as devices and gadgets in homes and cars can now be connected to the internet with the exchange of billions of information using cheap processors and WLAN
Everything on IoT needs an Internet Protocol address (like an house address) to function and exchange data.
It must be be able to exchange information with other inter-connected devices for it to be an IoT.

7 0

4 years ago

The goal of the ____ memory allocation algorithm is to find the smallest memory block into which a job will fit.

Pani-rosa [81]

The goal of the BEST-FIT memory allocation algorithm is to find the smallest memory block into which a job will fit.

5 0

2 years ago

Read 2 more answers