Section 2 Obj 3.1 Flashcards
Bit is…
Binary Digit (singular 1 or 0)
Nibble is…
Four bits
Byte is…
Eight Bits
BPS is…
Bits Per Second
b is for…
Bits
B is for
Bytes
CD/DVD drive does…
Read and write information to the system using an optical device
Power Button does what…
Sends an electrical signal from button to motherboard through a cable to boot up
Memory Card Reader is…
SD Style Slot
Audio Jack
input/output for headphones + microphone 1/8th in mini jack
Super Speed Usb Style connectors are…
Smaller form of superspeed usb
Cooling Fan does…
Blows Hotair out of CPU, Motherboard, and Case
The Three audio jacks on the back of the computer are…
Output only style jack
USB stands for…
Universal Serial Bus
Serial Cables are…
Originally connected to a computer using a DBQ or DB25 connector
DBQ Connector is…
D-shaped sub-miniature pin at the back of the computer. SLOW AF
USB Connections allow for how many devices?
127
What is a Daisy Chain?
Connecting a USB Hub to a computer, connecting another hub to that hub up to 127 ports
Host Controller is…
Uses the same amount of bandwidth for all devices in the port
USB 1.0 opperates at what speed?
1.5Mbps
USB 2.) opperates at what speed?
480Mbps
Gen 1 USB Transfer Rate.
5Gbs
Gen 2 Transfer Rate…
10Gbps
Gen 2x2 Transfer rate
20Gbps
USB 4 is the fastest with a transfer rate of
40Gbps
Length of USB 1.0 recommendation
3 Meters/ 9 Feet
USB 1.1 & 2.0 Recommended length…
5 Meters/ 15 Feet
Usb 3.0 & 4 cable length rec…
3m Meters / 9 Feet
How many Milliamps are in the standard USB 1-2 port?
500 Milliamps/ .5 amps
USB 3.0 Amps
900 Milliamps / .9 amps
PD Stands for….
Powered Device Port
The Speed of a Powered Device Port is…
1500 Milliamps / 1.5 amps or 7.5 Watts
This connector allows for USB plug-in from one direction, most commonly used on desktops and laptops.
Type A
this port is smaller in shape than USB Standard, with rounded edges…
Type C
Commonly used on printers, with a rectangular rounded top, can only be plugged in one direction
Type B
HDMI stands for what….
High Definition Multimedia Interface
Lower Resolution of Video Cables
HD Standard
HD Standard video cables display at what pixel measurement
1080p or 1920p by 1080p
High-resolution cables display what measurements
4k, 8k, with 60, 120, 144 Hertz
HDCP stands for what>
HDMI-Digital Content Protection
HDCP allows for…
Validate the connection between the device and the display
Type A Connection port is
Full-Size Connector
Type C connection port is…
mini connector
Type D connection port…
Micro connector
Display Port Interface is…
HDMI competitor, same capabilities.
