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anygoal [31]
3 years ago
11

What occurs when you call a method on a reference variable that contains null? Select one: a. An ArrayIndexOutOfBoundsException

error b. An ArithmeticException error c. A NullPointerException error d. A ClassCastException error
Computers and Technology
1 answer:
Finger [1]3 years ago
5 0

Answer:

Option(c) i.e "A NullPointerException error " is the correct answer for the given question.

Explanation:

Exception are the run time error in the program.A NullPointerException is the runtime error when the pointer containing the NULL value .This type of exception occur when we call that function on the pointer variable which contains the NULL.

  • ArrayIndexOutOfBoundsException error occur when we accessing the element which is out of the index or bound so this option is incorrect.
  • An ArithmeticException error  occur in the arithmetic operation. Suppose a number is divided by zero then the ArithmeticException error is occured .
  • ClassCastException error occur in the typecasting of a specific object.So this option is incorrect.
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slavikrds [6]

Answer:

B- label

Explanation:

A label is an entry such as a text within a cell that describes particular rows and columns. Labels are usually found at the top of the particular row/column they are identifying.

Hence, the texts "2016 Sales" and "Travel Expenses" are labels that identify cells such as the values of the sales in 2016 of a company and expenses spent on travel in a year of a family.

6 0
4 years ago
Which of the following is considered to be open-end credit?
tia_tia [17]

Department store charge cards are considered open-end credit, so the answer is C.

4 0
3 years ago
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The labor market shows the:
Bad White [126]
<span>The labor market shows the </span><span>supply of available workers in relation to available work. The labor market is made up of </span>people who are working or looking for work. Those who are actively searching for work are calculated in the labor market as well. Those who are able to work but are not searching for work are not part of the labor market. 
8 0
3 years ago
Consider the following code segment:
lesya [120]
Function demo {

If (value & gt;0);

If-else (...)

If-else (...)
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8 0
3 years ago
A compressed audio file format developed by the Moving Picture Experts Group is called
8_murik_8 [283]

Answer:

The appropriate response is "MP3 file".

Explanation:

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3 years ago
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