19-Packages+Java

What is package in Java with example?

• Class
• Object
• Package
• Method

What are the types of packages in Java?

• Public and Private
• Abstract and Final
• Primitive and Reference
• Built-in and User-defined

How many packages does Java have?

• 10
• 100
• 1000
• Unlimited

What are packages explain?

• Collection of classes and interfaces
• Collection of objects and methods
• Collection of constructors and destructors
• Collection of loops and conditions

Why packages are used in Java?

• To make code reusable
• To increase program execution speed
• To make code more complex
• To reduce program size

How do packages work in Java?

• By encapsulating classes
• By reducing program size
• By improving program execution speed
• By simplifying code structure

What is package type?

• Built-in
• User-defined
• Abstract
• Final

How many types of packages are there?

• 2
• 3
• 4
• 5

What are the 4 types of packaging?

• JAR, WAR, EAR, RAR
• ZIP, TAR, GZ, 7Z
• EXE, DLL, MSI, APP
• PDF, DOCX, XLSX, PPTX

Which package is default in Java?

• util
• main
• java.lang
• None