Multimedia CBSE Class 9 and 10


Multimedia refers to the combination of different media elements such as text, audio, video, images, animations, and interactive content to convey information or entertain the audience. Multimedia can be accessed through various electronic devices such as computers, smartphones, tablets, and televisions.

The term “multimedia” is often used to describe interactive or immersive media experiences, such as video games or virtual reality environments, which allow users to engage with the content in a more direct and interactive way. Multimedia can also be used for educational or instructional purposes, such as online courses or training programs that use a combination of video, audio, and text to teach concepts and skills.

Overall, multimedia is a powerful tool that allows for the creation of engaging and immersive experiences that can inform, entertain, and educate audiences in a wide range of contexts.

there are following type of multimedia:-

  1. images

  2. audio

  3. video

  4. animation


An image is a visual representation of something. In the digital world, an image is typically a two-dimensional representation of a scene, object, or concept that is captured by a camera or created digitally using software. Images can be in various formats such as JPEG, PNG, GIF, BMP, and more. They can be photographs, illustrations, logos, or any other type of visual content. Images are often used in various forms of media, including websites, social media, advertising, and art. They are also used in scientific research, medical imaging, and other fields that require visual documentation or representation.


Audio refers to any type of sound that can be heard by the human ear. It can be in the form of speech, music, noise, or any other type of sound. Audio can be produced naturally, such as the sound of a bird singing, or it can be produced artificially, such as the sound of a musical instrument or a recorded voice. Audio can be captured and stored in various formats, such as analog or digital, and can be played back through various devices such as speakers, headphones, or a computer.

In terms of technical specifications, audio is typically measured in terms of its frequency, amplitude, and duration. Frequency refers to the number of sound waves that occur per second, and is measured in Hertz (Hz). Amplitude refers to the strength or intensity of the sound, and is measured in decibels (dB). Duration refers to the length of time that the sound lasts, and is measured in seconds.

Audio is used in a wide range of applications, including entertainment, communication, education, and scientific research. In the entertainment industry, audio is used to create music, sound effects, and dialogue for films, television shows, video games, and other forms of media. In the field of communication, audio is used for phone calls, voice messaging, and other forms of audio communication. In education, audio is used for language learning, audiobooks, and other educational resources. In scientific research, audio is used for studies of sound perception, speech recognition, and other areas of auditory research.

Overall, audio plays an important role in our daily lives and has a wide range of applications across various industries and fields.


A video is a sequence of visual images or frames, typically accompanied by audio, that are recorded, transmitted, or played back on electronic devices such as televisions, computers, or smartphones. Videos can be used for a wide range of purposes, including entertainment, education, news reporting, advertising, and communication. Videos can be created using a variety of tools and techniques, such as filming with a camera, animating using software, or capturing screen recordings of digital content. They can be stored in various file formats, such as MP4, AVI, or MOV, and can be streamed online or played from physical media such as DVDs or Blu-ray discs.


Animation refers to the process of creating the illusion of motion and change by rapidly displaying a sequence of static images that minimally differ from each other. These images, known as frames, are displayed in a specific order, usually at a rate of 24 to 30 frames per second, to create the impression of motion.

Animation can be used for various purposes, such as entertainment, education, advertising, and scientific visualization. Examples of animated content include cartoons, feature films, video games, advertisements, and educational videos.

Animation can be created using a variety of techniques, including traditional hand-drawn animation, stop-motion animation, 2D computer animation, 3D computer animation, and motion graphics. Each technique has its own unique characteristics and advantages, and the choice of technique depends on the specific needs and goals of the project.