You disassemble and reassemble a computer When you fi rst turn it on you see no lights and hear no sounds Nothing appears on the monitor screen What is the most likely cause of the problem?

The most likely cause of the problem is that there may be an issue with the power supply, such as it not being properly connected or faulty. Additionally, improper seating of components like the RAM or CPU could lead to a failure to power on. It's also possible that the motherboard is not functioning correctly. Checking all connections and ensuring components are securely installed would be the first steps to troubleshoot the issue.