QUESTION: 81

Which of the following options provides correct information about 2.4GHz and 5GHz wireless frequencies? (Choose two.)

2.4GHz has less interference. 5GHz transmits in lower speed.
2.4GHz penetrates solid objects more effectively. 5GHz provides faster data connections.
2.4GHz has a higher data rate. 5GHz has 23 channels.
2.4GHz has 11 channels. 5GHz has no data interference.
2.4GHz has a higher coverage area. 5GHz has higher bandwidth.
2.4GHz has a higher bandwidth. 5GHz has lower transmit power.

Answer(s): B,E

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QUESTION: 82

A technician is tasked with upgrading a laptop’s RAM. Which of the following steps should the technician take FIRST?

Confirm that both the current and new memory are from the same brand.
Run a diagnostic test on the current memory.
Verify the memory requirements of the motherboard.
Connect an electrostatic discharge strap.

Answer(s): C

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A startup is looking to immediately expand its data center but does not have the personnel or space to manage everything internally. The organization has multiple small offices and remote users with large computational and storage-solution requirements. Funding is not an issue for the company. Which of the following can BEST accomplish the company’s goals?

SaaS
IaaS
ISP
SDN

Answer(s): B

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QUESTION: 84

A technician is configuring a new CAD workstation that has four large hard drives. The workstation will be used to edit large, critical files, so the storage configuration should be both fast and redundant. Which of the following RAID levels BEST meets these requirements?

Answer(s): D

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Free CompTIA 220-1101 Exam Questions (page: 22)

QUESTION: 81

QUESTION: 82

QUESTION: 83

QUESTION: 84

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