Li-Fi vs Wi-Fi: A Battle of Light and Waves Li-fi is a light fidelity device that supports only the infrared and other lighting systems to transfer the data to the device which is used to receive from the sender device. Wifi is a wireless fidelity device that supports the radio waves to transfer the data to the wifi device which is used to receive the wifi signals at the limited ranges due to the device version capacity. Introduction to the computer system and computer applications related topics are listed following below here: Li-Fi vs Wi-Fi: A Battle of Light and Waves Let’s discuss the computer system related topic and questions above listed and their answers are following below here: Li-Fi vs Wi-Fi: A Battle of Light and Waves There are some points on the computer system and data communication related to the topic of “Li-Fi vs Wi-Fi: A Battle of Light and Waves” following below here: Lifi based data communication system:- Li-Fi is a light based signal data transmission ...
What is cache memory? How is it different from primary memory? Definition of cache memory Cache memory is a high speed memory built in the processor and used between the main memory and the processor. 1. Cache is memory is placed between the CPU and the main memory. fig: describe the cache works between CPU & main memory. 2. Cache memory is faster than the main memory . fig: The Cache memory is faster than the main memory according to working performance. 3. Its access time is less than the main memory . fig: Cache performance of access time lower than main memory. 4. According to measurement the cache memory access time is 10 to 30 nano second (ns) and the main memory access time is 80 (ns) nano second . table of access time of both memory. 5. The Cache memory stores instructions and data that are immediately executed. fig describes that cache memory stores Instructions & Data but sometimes it don't stores data. 6....