CompTia IT Fundamentals Exam Guide| Questions and Verified Answers| 100 % Correct (Latest 2023/ 2024 Update)

CompTia IT Fundamentals Exam Guide| Questions and Verified Answers| 100 % Correct (Latest 2023/ 2024 Update) Q: Mainframe Answer: large computer that might serve a large organization. It is used to process and store information for many users at once. Q: Motherboard Answer: is the personal computer component that acts as the backbone for the entire computer system. Q: CPU Answer: computer chip where most of the computing calculations take place Q: Power supply Answer: internal computer component that converts line voltage AC power from an electrical outlet to the low-voltage direct current (DC) power needed by system components Q: RAM Answer: type of computer memory that can be accessed randomly; that is, any byte of memory can be accessed without touching the preceding bytes. volatile memory. Q: Byte Answer: One character (a letter, number, space, or punctuation mark). consists of 8 bits. Q: Kilobyte (KB) Answer: 1,024 bytes or 8,192 bits is one Q: Megabyte (MB, Meg, or M) Answer: 1,048,576 bytes or 1,024 KB is one Q: Gigabyte (GB) Answer: 1,073,741,824 bytes or 1,024 MB is one Q: Terabyte (TB) Answer: 1,099,511,627,776 bytes or 1,024 GB is one Q: Dual in-line memory modules (DIMMs) Answer: found in many systems, and they have a 64-bit data path. Generally have 16 or 32 chips per module. Q: Small outline dual in-line memory modules Answer: are most often seen in laptops, small networking devices (such as routers), and PCs with smaller system boards. They have either 32- or 64-bit data paths. Half the size of DIMM Q: hard drive Answer: generally non-removable disks. Almost all computers use these to store data. Store data digitally on circular platters. Storage capacity of hard disk drives is expressed in gigabytes (GBs) and terabytes (TBs) Q: Solid State Drive Answer: uses non-volatile memory to emulate mechanical storage devices. USB devices that are commonly known as jump drives or thumb drives; flash memory cards; and secure digital Q: Optical drive Answer: