This leads to faster and easier operation. They enable the users to have more control over various programs by tapping, swiping and dragging on the screen. Nowadays, monitors with touch-sensitive screens are also available in the market. Another point should be remembered while choosing a monitor that it can be easily tilted and adjusted for height. As a basic rule, bigger the LCD monitor the higher the display resolution. However, larger monitors like 27" though costlier allow the users to work without strain on eyes for hours. Monitors whose resolution is at least (1920 x 1080 or more) with a scree size of at least 21" (diagonally) should be an ideal choice. Monitors which are clear, bright and large facilitate easier operation for business. With the advancement of research, earlier CRT monitors have become obsolete and new generation of monitors like LCD/LED/OLED have taken its place. After reading the signals received from the video adaptor, the monitor finally displays the requisite data The function of the video adaptor is to convert the signals sent by CPU, into a sent of corresponding signals and sending them to the Monitor. The CPU or Central Processing Unit sends information to the video adaptor about what needs to be displayed on the screen. A monitor is connected to the CPU with a cable through a video adaptor or video card. A monitor may be called as a visual display output device that reproduces data from the CPU and works as an interface between CPU and the user. We spend hours in front of it by doing official work, playing games, watching favorite movies and surfing social network sites.
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