Java.io in Java MCQs
@T-Bone
This question paper focuses on the "Java.io" of the Java programming. These Multiple Choice Questions (mcq) should be practiced to improve the Java programming skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
This question paper focuses on the "Java.io" of the Java programming. These Multiple Choice Questions (mcq) should be practiced to improve the Java programming skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Questions
1. Java I/O is used to process the?
Mark the correct option2. Can we perform file handling in Java by Java I/O API?
Mark the correct option3. In java, how many streams are created for us automatically?
Mark the correct option4. Which method is used to write a byte to the current output stream?
Mark the correct option5. Which method is used to write an array of byte to the current output stream?
Mark the correct option6. Which of these class is not a member class of java.io package?
Mark the correct option7. ObjectFilter is a member of java.io package.
Mark the correct option8. ___________ returns true if called on a file and returns false when called on a directory.
Mark the correct option9. What will be output for the following code? import java.io.*; class files { public static void main(String args[]) { File obj = new File(""/java/system""); System.out.print(obj.getName()); } }
Mark the correct option10. What will be output for the following code? Note: file is made in c drive import java.io.*; class files { public static void main(String args[]) { File obj = new File(""/java/system""); System.out.print(obj.canWrite()); System.out.print("" "" + obj.canRead()); } }
Mark the correct optionIndex of Questions