IT C393 CompTIA A Core Plan Study Guide WGU 2024/IT C393 CompTIA A Core Plan Study Guide WGU 2024/IT C393 CompTIA A Core Plan Study Guide WGU 2024/IT C393 CompTIA A Core Plan Study Guide WGU 2024
CompTIA A+ Core 1
● A+
o CompTIA A+ certified professionals are proven problem solvers. They support
today’s core technologies from security to networking to virtualization and
more. CompTIA A+ is the industry standard for launching IT careers into today’s
digital world. (CompTIA.org)
● Exam Description
o CompTIA A+ 220-1101 covers mobile devices, networking technology, hardware,
virtualization, and cloud computing.
● Five Domains
o 15% Mobile Devices
o 20% Networking
o 25% Hardware
o 11% Virtualization and Cloud Computing
o 29% Hardware and Network Troubleshooting
● Exam Details
o Up to 90 questions in 90 minutes
▪ Multiple-choice
▪ Drag and drops
▪ Performance-based/Simulations
● Requires a 675 out of 900
● Recommended Experience:
● 9 to 12 months hands-on experience in the lab or field
o Released: April 2022
● Are You Ready?
o Take practice exams
o Did you score at least 85% or higher?
o If you need more practice, take additional practice exams to hone your skills
before attempting the exam
o Application System
▪ Used to create, store, modify, and view information or data
o Driver
▪ Used to translate commands from the operating system to hardware
o Firmware
▪ Specialized type of software on a chip
● Safety Procedures
o Personal Safety
▪ Trip hazard avoidance
▪ Proper lifting techniques
▪ Safety gear usage
● Trip hazard occurs when there is an object where people walk
o Component Safety
▪ Actions taken to prevent damage to components
● Electrostatic discharge (ESD) occurs when electrons rush from the
body to a component
o Antistatic bag
o ESD wrist strap
o ESD mat
o Electrical Safety
o Chemical Safety
▪ Chemical safety includes proper handling and disposal of hazardous
materials and chemicals
● Troubleshooting Methodology
o Use these six steps to answer the questions on test day
▪ Identify the problem
▪ Establish a theory of probable cause
▪ Test the theory to determine the cause
● If the theory is not confirmed, re-establish a new theory
▪ Establish a plan of action to resolve the problem and implement the
solution
▪ Verify full system functionality
▪ Document the findings, actions, and outcomes
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