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D315 - Network And Security - Foundations Updated Actual Questions With Correct Answers

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D315 - Network And Security - Foundations Updated Actual Questions With Correct Answers

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D315 - NETWORK AND SECURITY - FOUNDATIONS
UPDATED ACTUAL QUESTIONS WITH CORRECT
ANSWERS
Question 1.
wireless 5GHz - 54Mbps - *75ft*

ANSWER
802.11a/Wireless-A



Question 2.
wireless 2.4GHz - *11Mbps* - 100-150ft

ANSWER
802.11b/Wireless-B



Question 3.
2.4GHz - *54Mbps - 150ft*

ANSWER
802.11g/Wireless-G



Question 4.
5GHz - *1.3Gbps*

ANSWER
802.11ac/Wireless-AC



Question 5.
2.4GHz - *200+Mbps*

ANSWER
802.11n/Wireless-N



Question 6.
Frequency ranges of 802.11G/802.11B

ANSWER
2.4GHz




1

, Question 7.
Frequency ranges of 802.11AC/802.11A

ANSWER
5GHz



Question 8.
Layer 7 in the OSI model. Support for applications. Examples: HTTP, FTP, SMTP

ANSWER
Application Layer



Question 9.
Layer 6 in the OSI model. Protocol conversion, data translation. Examples: ASCII, JPEG

ANSWER
Presentation Layer



Question 10.
Layer 5 in the OSI model. Establishes, manages, and terminates sessions. Examples: NFS, SQL

ANSWER
Session Layer



Question 11.
Layer 4 in the OSI model. Ensures error-free packets. Examples: TCP, UDP

ANSWER
Transport Layer



Question 12.
Layer 3 in the OSI model. Provides routing decisions. Examples: IP, IPX

ANSWER
Network Layer



Question 13.
Layer 2 in the OSI model. Provides for the flow of data. Examples: MAC addresses.

ANSWER
Data Link Layer




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