Advanced Java MCQ

Test your knowledge with important Advanced Java MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Advanced Java MCQs at Bissoy

• Which is the Parent class of annotation class?
  ক

  Class

  খ

  Object

  গ

  Main

  ঘ

  Super
• Which of the following annotation is used to avoid execution of Junits?
  ক

  @NoTest

  খ

  @explicit

  গ

  @avoid

  ঘ

  @ignore
• Using which annotation non visible or private method can be tested?
  ক

  @VisibleForTesting

  খ

  @NonVisibleForTesting

  গ

  @Visible

  ঘ

  @NonVisible
• Which one of the following is not an annotation used by Junit with Junit4?
  ক

  @Test

  খ

  @BeforeClass

  গ

  @AfterClass

  ঘ

  @Ignored
• Which one of the following is not ID generating strategy using @GeneratedValue annotation?
  ক

  Auto

  খ

  Manual

  গ

  Identity

  ঘ

  Sequence
• Which one of the following annotations is not used in Hibernate?
  ক

  @Entity

  খ

  @Column

  গ

  @Basic

  ঘ

  @Query
• Annotations which are applied to other annotations are called meta annotations.
  ক

  True

  খ

  False
• Which of the following is not pre defined annotation in Java?
  ক

  @Deprecated

  খ

  @Overriden

  গ

  @SafeVarags

  ঘ

  @FunctionInterface
• Annotation type definition looks similar to which of the following?
  ক

  Method

  খ

  Class

  গ

  Interface

  ঘ

  Field
• Which version of Java introduced annotation?
  ক

  Java 5

  খ

  Java 6

  গ

  Java 7

  ঘ

  Java 8
• Which maven plugin creates the project structure?
  ক

  dependency

  খ

  properties

  গ

  archetype

  ঘ

  execution
• Which of the following is not true for Ant?
  ক

  It is a tool box

  খ

  It provides lifecycle management

  গ

  It is procedural

  ঘ

  It doesn’t have formal conventions
• Which command can be used to check maven version?
  ক

  mvn -ver

  খ

  maven -ver

  গ

  maven -version

  ঘ

  mvn -version
• Can we run Junits as a part of Jenkins job?
  ক

  True

  খ

  False
• Which of the below is a source code management tool?
  ক

  Jenkins

  খ

  Maven

  গ

  Git

  ঘ

  Hudson
• Which environment variable is used to specify the path to maven?
  ক

  JAVA_HOME

  খ

  PATH

  গ

  MAVEN_HOME

  ঘ

  CLASSPATH
• Which file is used to specify the packaging cycle?
  ক

  build.xml

  খ

  pom.xml

  গ

  dependency.xml

  ঘ

  version.xml
• Which file is used to define dependency in maven?
  ক

  build.xml

  খ

  pom.xml

  গ

  dependency.xml

  ঘ

  version.xml
• Which of the following is not a maven goal?
  ক

  clean

  খ

  package

  গ

  install

  ঘ

  debug
• Which of below is not a dependency management tool?
  ক

  Ant

  খ

  Maven

  গ

  Gradle

  ঘ

  Jenkins
• AutoCloseable and Flushable are part of which package?
  ক

  Autocloseable java.lang; Flushable java.io

  খ

  Autocloseable java.io; Flushable java.lang

  গ

  Autocloseable and Flushable java.io

  ঘ

  Autocloseable and Flushable java.lang
• Does close() implicitly flush() the stream.
  ক

  True

  খ

  False
• Which version of java added Flushable interface?
  ক

  java SE 7

  খ

  java SE 8

  গ

  java SE 6

  ঘ

  java SE 5
• What is the use of Flushable interface?
  ক

  Flushes this stream by writing any buffered output to the underlying stream

  খ

  Flushes this stream and starts reading again

  গ

  Flushes this connection and closes it

  ঘ

  Flushes this stream and throws FlushException
• What is the difference between AutoCloseable and Closeable?
  ক

  Closeable is an interface and AutoCloseable is a concrete class

  খ

  Closeable throws IOException; AutoCloseable throws Exception

  গ

  Closeable is a concept; AutoCloseable is an implementation

  ঘ

  Closeable throws Exception; AutoCloseable throws IOException
• It is a good practise to not throw which exception in close() method of autocloseable?
  ক

  IOException

  খ

  CustomException

  গ

  InterruptedException

  ঘ

  CloseException
• Which of the below is a child interface of Autocloseable?
  ক

  Closeable

  খ

  Close

  গ

  Auto

  ঘ

  Cloneable
• What is the alternative of using finally to close resource?
  ক

  catch block

  খ

  autocloseable interface to be implemented

  গ

  try block

  ঘ

  throw Exception
• Autocloseable was introduced in which Java version?
  ক

  java SE 7

  খ

  java SE 8

  গ

  java SE 6

  ঘ

  java SE 4
• What does foo.getClass().getMethod(“doSomething”, null) return?
  ক

  doSomething method instance

  খ

  Method is returned and we can call the method as method.invoke(foo,null);

  গ

  Class object

  ঘ

  Exception is thrown