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2021 May 220-801 Study Guide Questions:

Q521. - (Topic 2) 

A technician is tasked with purchasing a wireless router that is backwards compatible with any other wireless device. Which of the following standards should the technician choose? 

A. 802.11a 

B. 802.11b 

C. 802.11g 

D. 802.11n 

Answer: D 


Q522. - (Topic 7) 

For best performance, a high-end graphics card should be installed in which of the following slots? 

A. PCIe x16 

B. AGP 4x 

C. PCI x2 

D. PCI 

Answer: A 

Explanation: 

http://en.wikipedia.org/wiki/PCI_Express#External_PCIe_cards 


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Most recent a+ 220-701 vs 220-801:

Q523. - (Topic 3) 

Ann, a technician, is inspecting a PC with an Intel Core 2 Quad processor and finds that the Task Manager is reporting the system as having 8 cores. She is convinced this system only has four cores. Which of the following technologies is causing the discrepancy? 

A. Hyperthreading 

B. Intel SSE3 

C. L2 Cache 

D. S.M.A.R.T. 

Answer: A 


Q524. - (Topic 3) 

A SOHO environment utilizes network hardware address filtering to minimize unauthorized use of its network infrastructure. A technician has been asked to install a shared network printer in the environment. Which of the following MUST the technician know in order to add the printer to the environment? 

A. IP address of the printer 

B. MAC address of the printer 

C. Subnet mask of the network 

D. Firmware version of the printer 

Answer: B 


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Pinpoint vtc comptia a+ 220-801:

Q525. - (Topic 2) 

Which of the following wireless standards operates either exclusively or optionally in the 5.4GHz spectrum? 

A. A and B 

B. A and G 

C. A and N 

D. G and N 

Answer: C 


Q526. - (Topic 3) 

Which of the following levels of RAID is MOST likely to increase performance while NOT offering additional reliability? 

A. RAID 0 

B. RAID 1 

C. RAID 5 

D. RAID 10 

Answer: A