The main difference between a pure virtual function and a virtual function is:
a. The return type.
b. The member access specifier.
c. That a pure virtual function cannot have an implementation.
d. The location in the class.
c. That a pure virtual function cannot have an implementation.
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Answer the following statements true (T) or false (F)
1. Command line arguments are passed to the program in positional variables. 2. The positional variable $# contains the number of command line parameters. 3. The if construct is used to detect syntax errors in script files. 4. The while and until constructs are used to repeat a set of instructions in a script file. 5. The for construct is used to forward commands to another script file.
Excel derives the chart scale based on the values in the worksheet along the vertical axis, also called the y-axis or value axis of the chart.
Answer the following statement true (T) or false (F)
After the last slide in a slide show displays, the audience sees a blank slide
Indicate whether the statement is true or false
When a query modifies a table but does not return a result, you use the ___ function to determine how many rows/records were affected.
A. mysql_rows_affected() B. mysql_affected_rows() C. mysql_affected_records() D. mysql_records_affected()