When choosing a power supply for a laptop with 65W instead of 90W, it's important to ensure that the voltage and polarity of the new power supply match the requirements of the laptop. Additionally, the new power supply should have a compatible connector to the laptop's power input. It's also important to consider the charging time and performance of the laptop with the lower wattage power supply. It's recommended to consult the laptop's manufacturer or a certified technician to ensure compatibility and safety. **

I would recommend the MacBook Air for work and entertainment without gaming. The MacBook Air is known for its sleek design, lightweight build, and long battery life, making it a great option for productivity and entertainment on the go. It also has a high-resolution Retina display and powerful speakers, providing a great viewing and audio experience for entertainment purposes. Additionally, the MacBook Air's performance and efficiency make it suitable for work tasks such as word processing, web browsing, and video streaming. **

For two 5V 90W LED strips, you would need a power supply that can provide a total of 180W (90W per strip). Since the LED strips operate at 5V, you would need a power supply that can deliver at least 36A (180W / 5V = 36A). It is important to choose a power supply that can handle the total power requirements of both LED strips to ensure they operate properly and safely. **

To determine if your laptop supports virtual machines, you will need to check if it meets the hardware and software requirements for running virtualization software such as VMware or VirtualBox. Your laptop should have a 64-bit processor with virtualization support (such as Intel VT-x or AMD-V), sufficient RAM and storage space, and a compatible operating system. You can check your laptop's specifications and consult the documentation for your virtualization software to see if your laptop is capable of running virtual machines. **

A laptop with a high amount of RAM (at least 16GB or more) and a powerful processor (such as an Intel Core i7 or AMD Ryzen 7) is suitable for running virtual machines efficiently. Additionally, having a solid-state drive (SSD) for faster read/write speeds can also improve the performance of virtual machines. It is important to consider these hardware specifications when choosing a laptop for running virtual machines smoothly. **

Virtual memory on a laptop is a memory management technique that allows the operating system to use a portion of the hard drive as if it were additional RAM. When the physical RAM is full, the operating system can transfer data from the RAM to the hard drive, freeing up space for new data. This allows the laptop to run more programs and handle larger tasks than it could with just the physical RAM alone. However, accessing data from the hard drive is slower than accessing data from RAM, so using virtual memory can slow down the overall performance of the laptop. **

When choosing a gaming laptop or notebook, it's important to consider factors such as the processor, graphics card, RAM, storage capacity, and display quality. Some popular gaming laptop brands include ASUS ROG, MSI, Alienware, Razer, and Acer Predator. It's recommended to choose a laptop with a dedicated graphics card, at least 16GB of RAM, and a high refresh rate display for a smooth gaming experience. Ultimately, the best gaming laptop for you will depend on your budget and specific gaming needs. **

For two 5V 90W LED strips, you will need a power supply that can provide at least 180W of power in total. Make sure the power supply is rated for 5V output to match the LED strips' voltage requirement. Additionally, ensure that the power supply has enough current capacity to handle the combined load of both LED strips, typically around 36A (180W / 5V = 36A). It is recommended to use a power supply with a slightly higher wattage rating to ensure stable and reliable performance. **