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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