1 If you had the test to screen for colon cancer and you're at average risk â you have no colon cancer risk factors other than age â your doctor may recommend waiting one year and then repeating the test. 2  Positive result. 3  A fecal occult blood test is considered positive if blood is detected in your stool samples. A fecal occult blood test is considered positive if blood is detected in your stool samples. 2  You may need additional testing â such as a colonoscopy â to locate the source of the bleeding.
1 Note that we have to import java.util.InputMismatchException in order to use the InputMismatchException class.  We are using a while loop to ask the user the same question until the user enters the correct input.
If and only if the value of this expression is TRUE, the statements after LOOP execute. cursor_for_loop_statement. Issues a SQL query and loops through the rows in the result set.This is a convenient technique that makes processing a query as simple as reading lines of text in other programming languages.ecause select_statement is not an independent statement, the implicit cursor SQL does not apply to it. while_loop_statement. The WHILE-LOOP statement associates a Boolean expression with a sequence of statements enclosed by the keywords LOOP and END LOOP.