The correct answer is B.UPS
A UPS or Uninterruptable Power supply makes
sure that you have backup in case there is a power outage in your area. It
provides ample time for you to save all files before shut down.
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.
Answer:
A hard drive
Explanation:
Since tablets and phones are compact, they are better off not having a big, giant, bulky storage device like hard drives. Modern computing made hard drives less important by developing Solid-State Drives (SSDs) and extremely dense (512 bit) storage that can provide the same if not more storage than a traditional hard drive at the fraction of the size.
The fax modem is used to send and receive fax messages by only having phone line (fax machine is not required). The scanned documents should be saved as digital file (image or PDF format) in order to be sent. So, in order to send a portion of a map you should first convert the map into digital file and than simply send it through the fax modem. The best way to convert it to a digital file is to use an optical character recognition (OCR).