DNA-quantum computing is the opposite of quantum-DNA computing. Both are called quantum biocomputing. Both DNA and quantum computers have the potential to significantly affect traditional digital computers in terms of processing power and depot. Furthermore, nanotech DNA computing is highly parallel: In principle, billions upon trillions of DNA molecules might be undergoing chemical reactions or doing calculations, at the same time. In creating DNA-based approaches to simulate digital data manipulation, demonstrating how data may be digested using a circuit made up of DNA-based dynamic logic gates. Quantum computers are also much quicker than conventional supercomputers. A DNA-quantum computing system combines DNA with quantum computing. In DNA-quantum computing, this chapter will go through all of the intricacies of the same four memory devices.