Quiz 6
Wednesday
With a piece of paper, write down your name and answers to the following questions.
What is the name of the character that separates tokens in a string?
- Separator
- Tokenizer
- Delimiter
- Terminator
The
startsWith
andendsWith
methods are members of which class?Char
Character
StringBuilder
String
Which
StringTokenizer
method returnstrue
if there are more tokens to be extracted from a string?moreTokens
tokensLeft
getToken
hasMoreTokens
Is the following statement correct, and why?
Character testing methods in the
Character
class, such asisLetter
, accept strings as arguments and test each character in the string.Answer: False, character testing methods in the
Character
class, such asisLetter
, acceptchar
type data as argumentsFind and correct the error in the following program.
public class Program { public static void main(final String[] args) { StringBuilder builder = "CSCI 2912"; builder.append("Hawaii Pacific University"); } }
Correction:
public class Program { public static void main(final String[] args) { StringBuilder builder = new StringBuilder("CSCI 2912"); builder.append("Hawaii Pacific University"); } }
Or:
public class Program { public static void main(final String[] args) { StringBuilder builder = new StringBuilder(); builder.append("CSCI 2912"); builder.append("Hawaii Pacific University"); } }
Student Performance and Statistics
A histogram of student performance on percentage grades for Quiz 6 on Wednesday.
A table showing the average performance for each question in Quiz 6 on Wednesday.