Java - Packages - Classes and Interfaces within java.io

Q1. Which is the Parent Class of CertStoreParameters class? show Answer

Ans.Clonable

Q2. Which interfaces are implemented by Boolean? show Answer

Ans.[Serializable, Comparable]

Q3. Which interfaces are implemented by IllegalArgumentException? show Answer

Ans.[Serializable]

Q4. Which interfaces are implemented by Error? show Answer

Ans.[Serializable]

Q5. Which is the Parent Class of DirectoryStream class? show Answer

Ans.Iterable

Q6. Which is the Parent Class of Name class? show Answer

Ans.Comparable

Q7. Which is the Parent Class of IllegalArgumentException class? show Answer

Ans.RuntimeException

Q8. Which is the Parent Class of Boolean class? show Answer

Ans.Object

Q9. Which is the Parent Class of Segment class? show Answer

Ans.CharSequence

Q10. Which interfaces are implemented by Name? show Answer

Ans.[none]

Q11. Which interfaces are implemented by Segment? show Answer

Ans.[none]

Q12. Which interfaces are implemented by DirectoryStream? show Answer

Ans.[none]

Q13. Which interfaces are implemented by CertStoreParameters? show Answer

Ans.[none]

Q14. Which is the Parent Class of Error class? show Answer

Ans.Throwable

Q15. Which interfaces are implemented by Object? show Answer

Ans.[none]

Q16. Name few classes of package java.lang? show Answer

Ans.[ BeanContextServices, SecureDirectoryStream, Attributes, CharBuffer, NavigableSet, Path, String, CertSelector, Collection, Deque, SortedSet, CertPathParameters, RunnableScheduledFuture, ScheduledFuture, CRLSelector, GSSCredential, Queue, Boolean, Set, IllegalArgumentException, DirectoryStream, Descriptor, Delayed, AclEntry, Error, CertPathValidatorResult, CharacterIterator, Name, StringBuilder, AttributedCharacterIterator, Exception, CertPathBuilderResult, Segment, BeanContext, StringBuffer, TransferQueue, CertStoreParameters, Throwable, Object, Attribute]