Answer:
Java Class given below
Explanation:
class ReadOnly
{
protected int val;
public ReadOnly(int arg)
{
val = arg;
}
public int getVal()
{
return val;
}
}
class ReadWrite extends ReadOnly
{
private boolean dirty;
public ReadWrite(int arg)
{
super(arg);
dirty = false;
}
public void setVal(int arg)
{
val = arg;
dirty = true;
}
public boolean isDirty()
{
return dirty;
}
}
Answer: c) Return on investment (ROI)
Explanation:
Return on investment (ROI) is defined as term that measures the performance of single investment efficiency or numerous investment plans. It evaluates and assess plan of investment in form of ratio or percentage.
- Return of investment(ROI) plan is calculated through dividing the return of investment by investment cost.
- Other options are incorrect because cash return on capital invested ,carried forward(CF) and BI (business intelligence) are not used for calculating the investment plan through cost and benefit.Thus, the correct option is option(c)
Answer:
The correct answer to the following question will be "Magnetic medium".
Explanation:
Some storage device that portrays details or information using magnetic patterns is called a magnetic device.
- Magnetic tape, and hard drives are the commonly used magnetic storage devices.
- This will be the method by which magnetic methods are used to hold and retrieve information on tapes.
So, it's the right answer.
Answer:
La American Library Association (ALA) define la alfabetización digital como "la capacidad de utilizar las tecnologías de la información y la comunicación para encontrar, evaluar, crear y comunicar información, lo que requiere habilidades cognitivas y técnicas".
The answer to this question is, A. Cramming.
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