Java Basics

Java is high level language

• True

• False

• 00

• 00

Java Consists of multiple inheritance

• True

• False

• 00

• 00

Which collection consists of iterator

• ArrayList

• LinkedList

• Set

• Map

HashMap value and load factor

• 16,0.66

• 16,0.75

• 12,0.75

• 12,0.66

To use many exceptions which keyword is used

• throw

• throws

• extends

• implements

Is it mandatory for a catch block to be followed after the try block

• True

• False

• 00

• 00

Which is thread safe

• String Builder

• String Buffer

• ArrayList

• LinkedList

which will print ascending order

• TreeSet

• HashSet

• HashMap

• TreeMap

Which is Immutable

• String

• Array

• Set

• map