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CMIT 202_ CompTIA A+ Certificatio
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CMIT 202_ CompTIA A+ Certification.
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CMIT 202: CompTIA A+ CertificationHardware - ANS-The physical components that make up a computer system or network.
Software - ANS-Instructions or data that are stored electronically, either on a hard drive
or a special chip.
Input - ANS-The movement of data or commands to the internal computer hardware.
Processing - ANS-The flow of data through a series of procedures as defined by a set of
instructions.
Storage Devices - ANS-Devices that contain non-volatile memory for saving or
maintaining data.
Output - ANS-The process of the computer presenting, displaying, or otherwise giving
data.
Networking and communications - ANS-The practice of connecting two or more
computers in order to transfer data.
Standardization - ANS-Standardization allows components from different manufacturers
to be interchangeable. If a component meets the specified standards, it will work in the
computer, regardless of manufacturer.
Componentization - ANS-Breaking down into interchangeable pieces
You are looking at a female TRS connector on the computer.
Which device uses this connector?
A. Speaker
B. Monitor
C. Keyboard
D. JoyStick - ANS-A. Speaker
You need to replace a broken monitor on a desktop system. You decide to replace it
with a spare monitor that wasn't being used. Even though the monitor is made by a
different manufacturer than the desktop computer, it still works with the computer.
Which computer design concept makes this possible?
A. Standardization
, B. Componentization
C. Plug and play
D. Firmware - ANS-A. Standardization
Explanation: Standardization allows components from different manufacturers to be
interchangeable. If a component meets the specified standards, it will work in the
computer, regardless of manufacturer.
You are connecting an older dot matrix printer to a computer. The printer's cable is a
D-shaped connector with 25 pins.
Which port type does the printer connect to?
A. USB port
B. Serial port
C. VGA port
D. Parallel port - ANS-D. Parallel Port
Explanation: A D-shaped, 25-pin connector connects to a computer's parallel port
(DB-25 port). Parallel connectors are used with older devices, such as dot matrix
printers.
You are providing telephone support for a user who is trying to connect a computer to a
projector. You know that the projector only has a VGA port.
How would you describe the connector that the user should look for?
A. Rectangular with one beveled corner
B. D-shaped with 15 pins
C. D-shaped with 25 pins
D. Round with 6 pins - ANS-B. D-shaped with 15 pins
Explanation: VGA ports, also called DE-15 ports, are named for their characteristic
D-shape and 15 pins.
Which of the following BEST describes a key feature of the DisplayPort interface used
for connecting video monitors to computers?
A. DisplayPort can send both video and audio signals over the same cable.
B. DisplayPort is electrically equivalent to DVI and HDMI.
C. DisplayPort carries both analog and digital signals.
D. DisplayPort utilizes the same connectors as HDMI - ANS-A. DisplayPort can send
both video and audio signals over the same cable.
You are helping a customer over the phone. The customer needs to connect a monitor
that uses a digital interface. Which port should you instruct her to look for on the back of
her PC?
A. USB
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