CompTIA A+ | Microsoft MTA O/S: Malicious Software (Malware)

Posted filed under CompTIA A+, MICROSOFT MTA O/S.

Definition – What does Malicious Software (Malware) mean? Malicious software, commonly known as malware, is any software that brings harm to a computer system. Malware can be in the form of worms, viruses, trojans, spyware, adware and rootkits, etc., which steal protected data, delete documents or add software not approved by a user.

CompTIA A+ | Microsoft MTA O/S: ATX

Posted filed under CompTIA A+, MICROSOFT MTA O/S.

ATX 12V 2.x Power Supplies connect to the motherboard by way of 24-pin cable + 4-pin for CPU and 6 or 8-pin for video.     Advantages of the ATX motherboard The ATX motherboard includes advanced control facilities, where the BIOS program continually checks the CPU temperature and voltages, the cooling fans RPM, etc. If… Read more »

CompTIA A+ | Microsoft MTA O/S: RAID

Posted filed under CompTIA A+, MICROSOFT MTA O/S.

RAID stands for Redundant Array of Inexpensive Disks. RAID 0  is striping, RAID 1  is mirroring , RAID 5  is striping with parity, RAID 10  is mirrored sets in a striped set. [bs_icon name=”glyphicon glyphicon-arrow-right”] RAID 0  is not fault-tolerant. If RAID 1 uses two disk controllers, it is disk duplexing.        … Read more »

CompTIA A+ | Microsoft MTA O/S: Sound cards

Posted filed under CompTIA A+, MICROSOFT MTA O/S.

sound-card

Sound cards connect as x1 PCIe or PCI cards and normally have PC 99 color-coded 1/8” mini-jacks for I/O and speakers, and optical I/Os known as S/PDIF (example: TOSLINK).   Alternatively referred to as an audio output device, sound board, or audio card. A sound card is an expansion card or IC for producing sound… Read more »