Java API's Practice Exam



Java API's Practice Exam

About Java API’s
Java application programming interface (API) is a list of all classes that are part of the Java development kit (JDK). It includes all Java packages, classes, and interfaces, along with their methods, fields, and constructors. These prewritten classes provide a tremendous amount of functionality to a programmer.

 The Java API is the set of classes included with the Java Development Environment. These classes are written using the Java language and run on the JVM. The Java API includes everything from collection classes to GUI classes.

Why is Java API’s important?
APIs are important software components bundled with the JDK. APIs in Java include classes, interfaces, and user Interfaces. They enable developers to integrate various applications and websites and offer real-time information.

Who should take the Java API’s Exam?
•    Java Programmers or Developers
•    Anyone who wants to assess their Java API skills
•    Software Development managers and senior executives
•    IT consultants
•    Professionals working in outsourced companies responsible for Java API

Knowledge and Skills required for the Java API's Practice Exam

Professionals should have good communication skills and leadership qualities to excel in career for Java API .

Java API's Practice Exam Objectives

Java API's exam focuses on assessing your skills and knowledge in planning and using Java APIs for software applications.

Java API's Practice Exam Pre-requisite

Knowledge of Java language and API is prerequisite for the Java API's exam.

Java API’s Certification Course Outline

1. Using Operators and Decision Constructs
1.1 Test equality between Strings and other objects using == and equals()

2. Creating and Using Arrays
2.1 Declare, instantiate, initialize and use a one-dimensional array
2.2 Declare, instantiate, initialize and use a multi-dimensional array

3. Working with Selected classes from the Java API
3.1 Creating and manipulating Strings
3.2 Manipulate data using the StringBuilder class and its methods
3.3 Declare and use an ArrayList of a given type
3.4 Create and manipulate calendar data using classes from java.
3.5 time.LocalDateTime, java.time.LocalDate, java.time.Local-Time, java.time.format.DateTimeFormatter, java.time.Period

4. REST API
4.1 Download and install Spring Tool Suite (STS) and Maven
4.2 use JSON in your Java applications
4.3 create JSON with Java class objects
4.4 serialize Java objects to JSON
4.5 generate JSON using the Spring Web MVC framework
4.6 create a resource controller using Spring
4.7 create a REST controller with the GET method
4.8 build an executable JAR file using Spring
4.9 use JSON in your Java application

Exam Format and Information
Certification name – Java API’s Certification
Exam duration – 60 minutes
Exam type - Multiple Choice Questions
Eligibility / pre-requisite - None
Exam language - English
Exam format - Online
Passing score - 25
Exam Fees  - INR 1199