CS506 Quiz No.1 Shared by Iram-shehzadi

Question # 1 of 10 ( Start time: 02:16:15 PM ) Total Marks: 1
What will happen if the String array is not provided as an argument to main method?
Select correct option:
The program does not compile
The program compiles but does not run
The program compiles and runs successfully
None of the given options


Question # 2 of 10 ( Start time: 02:17:11 PM ) Total Marks: 1
Which one of the following understands the byte code?
Select correct option:
Operating system
Java compiler
Java Virtual Machine
Java Interpreter


Question # 3 of 10 ( Start time: 02:17:56 PM ) Total Marks: 1
What will happen if we write static public void instead of public static void?
Select correct option:
Program does not compile
Program compiles but does not run
Program compiles and run successfully
Program throws an exception


Question # 4 of 10 ( Start time: 02:19:01 PM ) Total Marks: 1
The collection API are defined in _______ package.
Select correct option:
java.io
java.util
java.awt
java.sql


Question # 5 of 10 ( Start time: 02:19:45 PM ) Total Marks: 1
Which one of the following feature is not available in Java?
Select correct option:
Data hiding
Data encapsulation
Single inheritance
Multiple inheritance


Question # 6 of 10 ( Start time: 02:20:22 PM ) Total Marks: 1
Converting a bigger data type into smaller data type is called____.
Select correct option:
Up-casting
Down-casting
Normal-casting
High-casting


Question # 7 of 10 ( Start time: 02:20:53 PM ) Total Marks: 1
What will happen if main method is declared as private?
Select correct option:
The program does not compile
The program throws an exception at run time
The program compiles and runs successfully
None of given options


Question # 8 of 10 ( Start time: 02:22:12 PM ) Total Marks: 1
If a super class method is protected then overriding method _________
Select correct option:
must be protected
must be public
must be private
may be either protected or public


Question # 9 of 10 ( Start time: 02:23:02 PM ) Total Marks: 1
Which of the following is used for inheritance in java?
Select correct option:
implements
extends
: (colon)
inherit


Question # 10 of 10 ( Start time: 02:23:50 PM ) Total Marks: 1
Which of the following is true about primitive data types and reference data types?
Select correct option:
Primitive data types are created on heap whereas references are created on stack
Both primitive data types and references are created on stack
Primitive data types are created on stack whereas references are created on heap
Both primitive data types and references are created on