CompTIA A+ 220-801 and 220-802 Authorized Cert Guide 3rd Edition – Your Complete Roadmap to IT Certification

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CompTIA A+ 220-801 and 220-802

Authorized Cert Guide 3rd Edition by Mark

Edward Soper, David L. Prowse , Scott

Mueller Isbn No: 978-0789748508

||Complete A+ Guide




1. A technician is building a high-end gaming PC. Which

motherboard form factor provides the best expansion

capabilities with support for multiple video cards?

a) Mini-ITX

b) Micro-ATX

c) BTX

d) ATX

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Answer: d) ATX

Rationale: Standard ATX (12" × 9.6") offers more PCIe slots

(4–7) than Micro-ATX or Mini-ITX, ideal for multi-GPU setups.

2. Which chipset component manages communication between

the CPU, RAM, and PCIe video cards?

a) Southbridge

b) I/O Controller Hub

c) Northbridge

d) Super I/O

Answer: c) Northbridge

Rationale: The Northbridge (Memory Controller Hub) handles

high-speed communication. Modern CPUs integrate it.

3. During POST, a computer emits three long beeps then stops.

Most likely issue?

a) Video card failure

b) Keyboard controller failure

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c) Base memory error
K K




d) CMOS battery failure K K




Answer: a) Video card failure
K K K K




Rationale: Three long beeps often indicate a video (EGA/VGA)
K K K K K K K K




error depending on BIOS vendor.
K K K K K




4. Where do you enable hardware virtualization for running
K K K K K K K




K multiple VMs? K




a) Windows Device Manager K K




b) BIOS/UEFI firmware K




c) MSConfig boot options K K




d) Motherboard jumpers K




Answer: b) BIOS/UEFI firmware
K K K




Rationale: Intel VT-x or AMD-V must be enabled in BIOS/UEFI
K K K K K K K K K




K before the OS can use them.
K K K K K




5. Which CPU socket is designed for Intel Core i7 (LGA 2011
K K K K K K K K K K




K series)?

a) FM2