The option that declares an abstract method in an abstract Java class is option(B.) public abstract void method().
<h3>In Java, are abstract methods compatible with abstract classes?</h3>
Class and method abstraction is when Objects cannot be created using the abstract class, which is a restricted class. In addition to not having a body, an abstract method is only applicable to abstract classes. Subclasses provide the body.
Hence, consists of only the method definition and not any implementation. An Abstract Method is a method that doesn't have a body. A class that is abstract must declare it. Due to the need for the abstract class to implement each abstract method, the abstract method can never be considered final.
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Place the mouse cursor over the chart's border. Do not place it within the chart; this may select individual chart elements, such as the legend box or headings. Click the mouse. Excel will select the chart, surrounding it with a thicker, light grey border. Then press delete or backspace. Hope this helped. :)
Answer:
b. make sure the program solves the original problem
Explanation:
This is important so as to avoid logical errors. Logical errors unlike compiler or run time errors will not stop your code from compilling and executing but after your program compiles and runs, but does the wrong thing by given you unexpected results
This is the reason why validation of results after your code is completed is important in this way you are sure the program solves the original problem.
Answer: Active Directory database
Explanation:Active directory database works on ESE (Extensible storage engine) for the functioning.Indexed and sequential access method(ISAM)database persist in the ESE for the management of computer devices.
This functions for providing the quick accessing towards the records through database.The database files contain the data in the ESE indexes and is common to computer information and the user.
We can display multiple subtotal functions in excel using the following steps.
<u>Explanation</u>:
Step1: Enter the data you want to add in the excel sheet.
Step2: Select the cell containing the data you want to add.
Step3: Click the Data Tab
Step 4: Now select the SUBTOTAL command in the outline group.
Step 5: An option called ATEACHCHANGEIN will be available.
Step 6: Now select the drop-down menu under that option.
Step 7: After selecting the drop-down menu to select the columns you want to use for the first level subtotals.
By following these steps, we can display multiple subtotal functions in excel.
