Answer:
D. System/Application Domain
Explanation:
A system or application domain is used by an organization to supports its IT infrastructure, holding all the business critical mission system, applications and data. All the resources of the company are contained in this domain, and is accessible by a member.
LAN to WAN domain links the company's infrastructure or local area network to a wide area network or the internet. The WAN domain simply holds publicly the data of an organisation, while remote access domain is meant for a small group of workers in the office or working from home.
Hacking would be a widespread problem.
First, check that your drivers are up to date. The lag could be caused by outdated drivers that are essential in running your system smoothly. New updates will fix bugs, known errors and will make programs work better and faster. Next, run your anti-virus software to check if malware, spyware, and adware that could be putting your computer at risk by installing hidden files, downloading stuff from the internet and uploading sensitive information from your computer. These unauthorized activities could be eating up your RAM in the background without you knowing and thus making your computer run slowly.
