Final answer:
Rajesh does not need to convert digital data to analog for most modern transmission methods, as digital communication utilizing binary ones and zeros is now the standard for its clarity and efficiency. Only if using an analog transmission method, he would require conversion.
Step-by-step explanation:
Rajesh's query about data transmission essentially revolves around the concept of digital and analog signals. In the world today, digital data consists of binary ones and zeros, also known as bits. This binary representation is the foundation for all modern data communication, whether it's for phone conversations, television broadcasts, or computer data. The advantage of digital signals over analog is that they can be transmitted more clearly, even when signals are weak. Additionally, digital data can be compressed using complex algorithms, making it possible to send more information over the same frequency range.
For real-world analog data - such as sound intensities and visual images - to be processed electronically, they must first be converted into a digital format through a process called analog-to-digital conversion. This conversion involves sampling the analog signal at regular intervals and then quantifying it into digital bits based on voltage cutoff values. This digitized version can then be transmitted, processed, stored, or manipulated by electronic devices more efficiently than analog data.
So, Rajesh, to transmit data to Hitarch, you wouldn't need to convert digital data back to analog unless you are using a specifically analog transmission method (like older telecommunication systems). Most modern systems, however, use digital transmissions. If your data is already in a digital form, it can directly be transmitted over various digital communication channels, such as the internet, digital telephony, or through wireless networks.