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level: Test Data, validation and verification, psuedocode

Questions and Answers List

level questions: Test Data, validation and verification, psuedocode

QuestionAnswer
What are the 4 types of test data?Normal, Abnormal, Extreme, Boundary
What is a normal test data?consist of values which are accepted by algorithm
What is abnormal test data?consist of values which are expected to be rejected by the algorithm
What is extreme test data?consist of smallest and largest possible values which are expected to be accepted by algorithm
What is boundary test data?used to determine where the smallest and largest values occur (used to find the extreme)(around the edge)
What is the definition of validation?checking if a value is reasonable before being accepted into a computer system
Name the 6 types of validation checkRange, length, format, type, presence, character, check digit
What is a range check?checks if a number input is in a specified range (e.g between 0 and 25)
What is a length check?checks if input contains certain number of characters in the range (8 digit and above)
What is a type check?checks if data input is a certain type (string or integer)
What is format check?checks if data is inputted in certain format (email)
What is presence check?checks if data is entered and value isn't null
What is character check?checks if string input does not contain any invalid character or symbols
What is verification?checking if data has been accurately input into a computer
What are the 4 types of verification?double entry, screen/visual check, parity check, checksum
What is double entry?data is input twice. Computer checks if both entries match
What is screen/visual check?after user inputs data, computer displays input for user to confirm that it is correct
how does the not equal sign look like?<>
What statements does IF statement use?IF, THEN, ELSE, ENDIF
What statements does CASE statement use?CASE, OF, OTHERWISE, ENDCASE
Go read the example of CASE statement in notesokay
Name 3 loop statementsWHILE, REPEAT, FOR
What is the definition of WHILE statement?a repetition continues while a condition is true
What are the statements in WHILE statement?WHILE, DO, ENDWHILE
What is the definition of REPEAT statement?a repetition which continues until a condition is true
What are the statements of REPEAT statement?REPEAT, UNTIL
What is the definition of FOR statement?a set repetition
What are the statements used in FOR statement?FOR, TO, NEXT