Answer:A couple disadvantaged are the migraines that is can cause. And it can cause eye strain there are alot of things that could hurt your eyes. Like being in virtual reality for to long. It can very rarely make you go blind.
Explanation: sorry if its wrong
Answer:
(A) A web page will not display in a browser unless it passes syntax validation testing.
(C)A web page must pass syntax validation testing before it is used.
Explanation:
A website is a collection of related web pages. A web page is an electronically arranged content page, designed and developed using web development application and language tool and hosted on a web server.
Web page or application development follows a series of well defined stages called software development life cycle (SDLC). The web application must go through these processes from birth to the end-of-life of the application.
The validation testing in SDLC, consisting of unit, acceptance and loading testing, which checks for syntax error or bugs on the written codes, because bugs could slow the loading of the page or even the display and browser compatibility of elements in the code.
<span>Hard disk drives
</span><span>RAM<span>Random access memory (RAM)
</span></span><span>External hard disks
<span>USB port
</span></span>CD and DVD drives
<span>Memory cards</span>
Answer:
Back up the user data to removable disk
Explanation:
Before you work on a computer, especially anything that has to do with files not accessible, this might need to format the system because it might either be a virus or other forms of malware. Since backup was done to a different logical partition on the disk, the first thing to do before performing any diagnostic procedures on the disk is to back up the user data to a removable disk in order not to lose the information in the system.