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torisob [31]
3 years ago
5

Technician A says that there are two types of battery cells, primary (non-rechargable) and secondary. Technician B says there ar

e two types of secondary cells, wet and dry. Who is correct?
Computers and Technology
2 answers:
Bas_tet [7]3 years ago
7 0

Techician A is correct

Scrat [10]3 years ago
4 0

Technician A is correct.

Electrochemical batteries can be classified into two main categories; Primary Cells and Secondary Cells.

A primary battery or cell cannot easily be recharged after use and is usually recommended to be discarded following discharge. Most primary cells are termed dry due to their capability of utilizing electrolytes contained within absorbent material.

A secondary cell, on the other hand, can be recharged electrically to their original pre-discharge condition.

You might be interested in
Which of the following demonstrates the proper way to specify a variable-length argument list?
larisa86 [58]

Answer:

The answer to this question is option "d".

Explanation:

In the given question option d is correct because variable-length argument is a new feature in J2SE 5.0 which stands for java 2 standard edition and 5.0 is the version name. It is the variable-length argument lists. A coder can create functions that uses a function to receive several parameter that is not specified. An argument type followed by an ellipsis(...) in the parameter list of a method means that a fixed number of arguments of that particular type is obtained by the method. and other options are not correct that can be given as:

  • In option a, we do not need to use the string the variable-length argument list. That's why it is wrong.
  • The option b and c are all wrong because in the last parameter the variable-length argument list is used.

That's why the answer to this question is the option "d".

7 0
3 years ago
How will you apply what you have learned in our topic today in a real life situation? Show your answers in the acronyms provided
alexira [117]
It means get in the kitchen woman that’s what cookery means
8 0
3 years ago
Alicia uses a software application to store the names, email addresses, and phone numbers of her friends in alphabetical order. 
SpyIntel [72]

I think she's using Excel.

6 0
3 years ago
How are static variables and methods created in Java? What happens if a non-static method of a class tries to access a static va
9966 [12]

Answer:

Static variables are the variables decaraed with keyword static, static variables must be deacraled inside the class body, means we can not declare a static variable inside a method or consttructor, static variable belongs to class, for a class only one copy is created for static variable and used by all the objects/instances.

Static variable can access with class name like

X.i

Static method are the methods defined with static keyword, static method are also part of a class, we can access static meethod using class name like

X.printI()  

Explanation:

class X

{

//to create a static variable we need use static keyword with variable name like

public static int i;

// to create a static method we need to use static keyword while defining a method like

public static void printHello() {

 System.out.println("Hello");

}

/*

 * A non static method can access static variable of a class there is no issue

 * with that we can use a static variable in a non static method like

 */

public void printI() {

 System.out.println(i);

}

/*

 * As long as the class exist in JVM static variables will be there, as static

 * variable belong to class not with the instance,

 * it does not matters if there are instance exist or not

 */

}

4 0
3 years ago
Assume the existence of a Window class with a function getWidth that returns the width of the window. Define a derived class Win
Pepsi [2]

Answer:

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

//define class and inherited the parent class

class WindowWithBorder : public Window

{

//access modifier

private:

//set integer variable

int borderWidth;

//set integer variable

int windowWidth;

//access modifier

public:

//definition of the constructor that accept an integer type argument

WindowWithBorder(int);

//definition of the function

int getUseableWidth();

};

//set constructor outside the class

WindowWithBorder::WindowWithBorder(int y)

{

//initialization in integer variable from function

windowWidth = getWidth();

//initialization in integer variable from the argument list

borderWidth = y;

}

//set function from outside the class

int WindowWithBorder::getUseableWidth()

{

//return output

return windowWidth - borderWidth;

}

Explanation:

Here we define a class "WindowWithBorder" which inherit their parent class "Window", inside the class.

  • Set two integer data type private variables "borderWidth" and "windowWidth".
  • Write the definition of the "windowWidth" class constructor that accept the integer type argument list.
  • Write the definition of the function "getUseableWidth()" which is integer type.

Then, we define constructor outside the class which accept the integer type argument list "y" inside it.

  • we initialize in the variable "windowWidth" from the function "getWidth()".
  • Initialize in the variable "borderWidth" from the argument of the constructor.

Finally, we define function in which we perform the subtraction of the variable "windowWidth" from the variable "borderWidth" and return it.

5 0
3 years ago
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