FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

WHAT IS A MOTHERBOARD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following adapters converts an analog signal to a digital signal?
A
S-Video to RCA
B
HDMI to VGA
C
VGA to DVI-D
D
DVI-D to HDMI
Explanation: 

Detailed explanation-1: -An analog-to-digital converter (ADC) performs the reverse function. The correct answer is D.

Detailed explanation-2: -There are two most important differences between VGA and HDMI interfaces. The first one is that VGA is an analog interface. HDMI is a digital one. The second difference is that VGA is a video interface and HDMI includes both audio and video.

Detailed explanation-3: -A modem is a device that translates digital signals from a computer into analog form so that they can be transmitted over analog telephone lines. The modem also translates analog signals back into digital form for the receiving computer.

Detailed explanation-4: -PAM is the infrastructure of an essential analog-to-digital conversion method known as pulse code modulation (PCM).

There is 1 question to complete.