Question

Scanner class is the latest development in Java which allows the user to read values of various data types. It is defined within a package that must be included in the program to avail its inbuilt facilities. An object of scanner class must be created to accept the value of a specific data type. One of the advantages of Scanner class over InputStreamReader is that the values can be entered using less number of statements.

Based on the above discussion, answer the following questions:

1. While designing Java program, the keyword ______ is used to include the package of scanner class.
   1. include
   2. import
   3. introduce
   4. insert
2. What will be filled in the statement given below:
   Scanner sc = ______ Scanner (System.in);
   
   1. key
   2. def
   3. new
   4. scan
3. Which of the following package will you use to avail scanner class?
   1. Java.Utility
   2. Java.util
   3. Java.io
   4. Java.scanner.class
4. Which of the following statements is true for a scanner class?
   1. It doesn't accept float type values as an input.
   2. It accepts a word but not a sentence as an input.
   3. It doesn't accept a single character as an input.
   4. It accepts numeric as well as alphanumeric values as an input.

Answer 1

1. ii. import
2. iii. new
3. ii. Java.util
4. iv. It accepts numeric as well as alphanumeric values as an input.