CompTIA IT Fundamentals Study Guide Exam FC0-U51 - download pdf or read online

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By Quentin Docter

Details know-how is not only approximately what functions you should use it truly is in regards to the platforms you could help. The CompTIA IT basics certification is an advent to the abilities required to develop into a winning platforms help specialist, progressing onto extra complicated certifications and occupation good fortune.

The Sybex CompTIA IT basics learn consultant covers a hundred% of the examination ambitions in transparent and concise language and gives you authoritatively with all you must comprehend to reach the examination. besides gaining preventative upkeep talents, additionally, you will strengthen the instruments to accomplish troubleshooting and fault answer and get to the bottom of universal matters skilled through the vast majority of desktops.

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You’ll hear terms like pin grid array (PGA) or land grid array (LGA) to describe the socket type. 3, the left socket is PGA, and the right one is an LGA 2011. PGA sockets have holes, and the processors have pins that fit into the holes. LGA sockets have contacts (often pins) built in to them, which connect with contacts on the CPU. Both sockets have locking mechanisms to hold the processor in place. 3). LGA chips may also be soldered to their sockets. F I G U R E 1 . 3 CPU sockets SOCKET 2011 IMGP3918 BY SMIAL (TALK) - OWN WORK.

The Basic Input/Output System (BIOS) is fi rmware. It's stored on a flash memory chip (sometimes referred to as CMOS). See Chapter 1 for more information. 4. B. VGA was the fi rst widely used video connector standard, and it was released in 1987. See Chapter 2 for more information. 5. C. Digital cameras use memory cards. The most popular form of memory card in the market today is the SD card. ” See Chapter 2 for more information. 6. A. Scanners are input devices. Printers produce output. Touchscreens and flash drives are both input and output devices.

The motherboard’s RAM functions as a work area when the computer is on. The OS is loaded into it, as are any applications you have open and any data associated with those applications. The more free RAM in the computer, the larger the available workspace, so the more applications and data files you’ll be able to have open at once. If your system runs low on RAM, it can use slower virtual memory to compensate. 2 shows you how to configure your virtual memory. Exploring Motherboards, Processors, and Memory Virtual Memory Many OSs, including Microsoft Windows, use a tremendous amount of RAM as they operate, to the point that even a well‐equipped PC might not have enough RAM to do everything that a user wants.

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CompTIA IT Fundamentals Study Guide Exam FC0-U51 by Quentin Docter


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