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Question No: 1 of 28
1. Which of these classes are used by character streams for input and output operations? 
Options:
  1. InputStream
  2. Writer
  3. ReadStream
  4. InputOutputStream
View Answer/Explanation:
b
Explanation:

Question No: 2 of 28
2. Which of these class is used to read from byte array? 
Options:
  1. InputStream.
  2. BufferedInputStream.
  3. ArrayInputStream.
  4. ByteArrayInputStream.
View Answer/Explanation:
d
Explanation:

Question No: 3 of 28
3. Which exception is thrown by read() method? 
Options:
  1. IOException
  2. InterruptedException
  3. SystemException
  4. SystemInputException
View Answer/Explanation:
a
Explanation:

Question No: 4 of 28
4. Which of these is used to read a string from the input stream? 
Options:
  1. get()
  2. getLine()
  3. read()
  4. readLine()
View Answer/Explanation:
d
Explanation:

Question No: 5 of 28
5. Which of these class is used to read characters and strings in Java from console? 
Options:
  1. BufferedReader
  2. StringReader
  3. BufferedStreamReader
  4. InputStreamReader
View Answer/Explanation:
a
Explanation:

Question No: 6 of 28
6. Which of these classes are used by Byte streams for input and output operation? 
Options:
  1. InputStream
  2. InputOutputStream
  3. Reader
  4. All of the mentioned
View Answer/Explanation:
a
Explanation:

Question No: 7 of 28
7. Which of these class is implemented by FilterInputStream class? 
Options:
  1. InputStream
  2. BufferedInputStream
  3. FileInputStream
  4. BufferedFileInputStream
View Answer/Explanation:
c
Explanation:

Question No: 8 of 28
8. Which of these class contains the methods print() & println()? 
Options:
  1. System
  2. System.out
  3. BUfferedOutputStream
  4. PrintStream
View Answer/Explanation:
d
Explanation:

Question No: 9 of 28
9. Which of these methods can be used to writing console output? 
Options:
  1. print()
  2. println()
  3. write()
  4. All of the mentioned
View Answer/Explanation:
d
Explanation:

Question No: 10 of 28
10. Which of these class is used to create an object whose character sequence is mutable? 
Options:
  1. String()
  2. StringBuffer()
  3. Both of the mentioned
  4. None of the mentioned
View Answer/Explanation:
b
Explanation:

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