• Mother board – It is the main component inside the system. It connects all other parts of the computer such as CPU, RAM, hard disk and any peripherals connected via ports or expansion slots. • Storage devices – Data is stored in the storage devices. A computer system involves primary and secondary storage devices. RAM, compact disks and hard disks are some of the storage devices. • Input devices – User gives information to the computer by using the input device. It may be keyboard, mouse, webcams, joysticks and scanners. • Output devices – It is the display unit where information can be viewed in a readable form. Output devices include monitor, printer and speakers. • Removable media – USB port is installed in the system to transfer data from other source into the system using a removable drive such as pen drive, DVD drive, flash drive and optical disks.
Toothpaste is spread on a toothbrush and is used to clean the teeth to maintain the aesthetics and health of the teeth. Tooth pastes scrub away the plaque and food debris using mild abrasives without damaging the tooth enamel. Most of the toothpaste...
Screen cleaners are dry, soft, sponge like cloth materials which are used gently over the screen to remove the dust particles. Mild spraying agents are also used as screen cleaners for more effective cleaning.
Uninterruptible power supply or UPS is an electrical device which supplies power in the absence of main power. UPS includes battery which is charged during the main power is running and works when there is a power cut. When UPS is connected with the...
Laptop adapters are external power supply devices which are used as laptop chargers. They are plugged in to charge the laptop battery to make it work after the adapter is unplugged.