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Question Result 2061

ISC Class 12 Computer Science Solved Paper 2026 — Question 9

Question 9 Browser History Using a Stack In an internet browser, every newly visited webpage URL is stored in the browser's memory. When the user selects the Back option, the most recently visited webpage is removed and returned. Class Specification Component ...

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Question Result 2062

jQuery Hands-on 1 Addition

1. jQuery Hands-on 1 Addition Write a function named add() that accepts 2 numbers from users, and returns the sum (integer) of the same. Get the values of the input fields (IDs #num1 and #num2) from the user, and display the sum in the input field ID #total wh...

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Question Result 2063

jQuery Hands-on 5 - AJAX

1. jQuery Hands-on 5 - AJAX Write a function load_des() which can load content for the div tag #item1-des from the URL: "https://gist.githubusercontent.com/frescoplaylab/845 8dd75a120cf0cfbdf45be813d8f03/raw/84784527d760e f1f877f0b4bb02a3a5e12e32f4c/file.html"...

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Question Result 2064

Name any two library packages.

Two library packages are: java.io java.util

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Question Result 2065

Name the package you need to import for performing input and output.

java.io

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Question Result 2066

Question 1

Question 1 (a) Define encapsulation. Answer The wrapping of data and methods that operate on that data into a single unit is called Encapsulation. (b) Explain the purpose of using a 'new' keyword in a Java program. Answer The new keyword instantiates an array ...

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Question Result 2067

Question 2

Question 2 (a) Differentiate between boxing and unboxing. Answer Boxing is the conversion of primitive data type into an object of its corresponding wrapper class. Unboxing is the opposite of Boxing, it is the conversion of wrapper class object into its corres...

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Question Result 2068

Question 3

Question 3 (a) State the number of bytes and bits occupied by a character array of 10 elements. Answer As size of char is 2 bytes, a character array of 10 elements occupies 2 x 10 = 20 bytes. 1 byte = 8 bits so 20 bytes convert to 8 x 20 = 160 bits. (b) Differ...

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Question Result 2069

State the number of bytes occupied by char and int data types.

char occupies 2 bytes and int occupies 4 bytes. Figure: Java Primitive Data Types

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Question Result 2070

Types of Inheritance in java

In Java, there are five types of inheritance: Single Inheritance: In single inheritance, a class extends only one base class. Multilevel Inheritance: In multilevel inheritance, a derived class is created from a base class, which itself is derived from another ...

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Question Result 2071

What are Business Rules in Dataverse?

Business Rules allow developers and functional consultants to implement business logic without writing code. Business Rules can: Set field values Show error messages Make fields required Lock or unlock fields Show or hide fields Validate data Example: If the O...

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Question Result 2072

What Are Custom Services?

Custom services in Dynamics 365 Finance & Supply Chain Management (D365 F&SCM) are a powerful way to enable data exchange between systems. These services facilitate communication by allowing data to be sent out of D365 F&SCM in a structured manner. Custom serv...

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Question Result 2073

What are Java’s integer types?

Java has four integer data types: byte short int long

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Question Result 2074

What are keywords ? Give an example.

Keywords are reserved words that have a special meaning to the Java compiler. Example: class, public, int, etc.

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Question Result 2075

What are library classes? Give an example.

Library Classes: Library classes are pre-defined classes provided by Java, which are part of the Java API (Application Programming Interface). They contain useful methods and functionality that programmers can use to perform common tasks. Example:java.util.Sca...

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Question Result 2076

What are main characteristics of C language?

C Programming Language What are the Main Characteristics of C Language? C is one of the most popular and powerful programming languages ever developed. It is known for its speed, efficiency, portability, and ability to build everything from small applications ...

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Question Result 2077

What are the benefits of learning JavaScript?

Popularity: JavaScript is one of the most popular programming languages in the world, and it's commonly used to create interactive front-end features for websites and web applications. Versatility: JavaScript can be used to create a wide variety of application...

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Question Result 2078

What are the different types of functions in Java?

Predefined methods (e.g., println(), length()) User-defined methods Static methods Instance methods Abstract methods

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Question Result 2079

What are the most important concepts I should focus on?

What are the most important concepts I should focus on? When learning JavaScript, it is important to focus on the following concepts: Variables and data types: Understanding how to declare and use variables, as well as the different data types available in Jav...

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Question Result 2080

What are the three ways that an exception can be generated?

An exception can be generated in three ways: By the JVM (Java Virtual Machine) – for example, division by zero or accessing an invalid array index. By the program code – using the throw keyword explicitly. By calling a method that declares an exception in its ...

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