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Zorluk: OrtaOSI Model Layers and Functions

A network administrator is inspecting packet captures from a user workstation accessing an online banking portal. After establishing a reliable transport connection, the client and server begin exchanging messages to negotiate cipher suites, format character encodings, and perform data encryption. At which layer of the OSI reference model do these data translation, formatting, and encryption functions reside?

  1. Presentation Layer (Layer 6)Cevap
  2. B
    Transport Layer (Layer 4)
  3. C
    Session Layer (Layer 5)
  4. D
    Application Layer (Layer 7)

Cevap

Presentation Layer (Layer 6)
The correct answer identifies the Presentation Layer (Layer 6), which serves as the network's data translator. It handles tasks such as data encryption/decryption, compression, and formatting code conventions (such as ASCII, EBCDIC, JPEG, or TLS payload formatting) to ensure compatible communication between disparate systems.

Adım Adım Çözüm

1
Analyze the primary functions described in the network scenario.
Identified functions: negotiating cipher suites, converting syntax/character encodings, and performing data encryption.
Determining the operational boundary allows precise mapping to OSI layer responsibilities.
2
Map the identified functions to the corresponding OSI model layer.
Data encryption, compression, and syntax transformation are core responsibilities of Layer 6.
Layer 6 ensures data delivered from Layer 7 is readable by the receiving system's application layer.

Anahtar Kavram

OSI Presentation Layer (Layer 6) responsibilities
Tahmini Süre:1m 15s
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OSI Model Layers and Functions

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