CompTIA A+: Core Concepts
Hardware, software, networking, and troubleshooting fundamentals for the CompTIA A+ exam.
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What type of volatile memory is used for temporary data storage while the CPU is processing?
RAM (Random Access Memory)
Which storage device has no moving parts and uses flash memory for high-speed data access?
SSD (Solid State Drive)
What is the default port number for the unencrypted HTTP protocol?
Port 80
What service translates human-readable domain names like 'google.com' into IP addresses?
DNS (Domain Name System)
What is the term for a fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity in an email?
Phishing
Which protocol automatically assigns IP addresses and other network configuration to devices?
DHCP (Dynamic Host Configuration Protocol)
What is the most common motherboard form factor used in standard desktop PCs?
ATX (Advanced Technology eXtended)
What component converts AC power from a wall outlet into DC power for internal PC components?
PSU (Power Supply Unit)
Which storage interface allows an SSD to communicate directly with the PCIe bus for significantly higher speeds?
NVMe (Non-Volatile Memory Express)
In the CompTIA troubleshooting methodology, what is the first step you should take?
Identify the problem
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This deck contains 25 flashcards with a mix of difficulty levels: 8 easy, 12 medium, and 5 hard cards.
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