Java Input Output

1) System class is defined in.........

java.util.package
java.lang.package
Both of these
None

---

2) Which of these classes defined in java.io and used for file-handling are abstract?

Input Stream
Reader
Both of them
None

---

3) When comparing java.io.BufferedWriter and java.io.FileWriter,which capability exist as a method in only one of two?

closing the stream
flushing the stream
writing a line separator to the stream
None

---

4) What does AWT stands for.....

All windows tools
All writing tools
Abstract window toolkit
None

---

5) Which of these is used to perform all input &output operations in java.....

streams
variables
classes
methods

---

6) Which of these is a type of stream in Java .....

Integer stream
short stream
Byte stream
long stream

---

7) Which of these classes are used by Byte streams for input and output operation.....

InputStream
InputOutput Streams
Reader
All

---

8) Which of these classes are used by character stream for input and output operations....

InputStream
Writer
ReadStream
InputOutput Stream

---

Number of score out of 8 = Score in percentage =