Frequent Questions      

 
 Home > Cisco > CCNA > Practice Question 3
 

    CCNA™ (200-125) Exam Practice Questions

OSI data link layer sub layers LLC, and MAC

 

Home
Up                 Previous              Next

Q3. Two sub layers of OSI Data Link layer are which of the following? [Select 2].

A. Logical Link Control

B. Data Link Control

C. Media Access Control

D. Physical Layer Control

  Correct Answer: A, C

 

Explanation:

Data Link Layer is layer 2 of OSI reference model. This layer is divided into two sub-layers:

1.Logical Link Control (LLC) sub-layer.

2. Media Access Control (MAC) sub-layer.

The LLC sub-layer handles error control, flow control, framing, and MAC sub-layer addressing.

The MAC sub-layer is the lower of the two sub-layers of the Data Link layer.

MAC sub-layer handles access to shared media, such a Token passing or Ethernet.

Home
Up               Previous              Next

Copyright © 2000-2017 SimulationExams.com All rights reserved

Website design by Anandsoft.com

Disclaimer: All Simulation Exams practice tests, study guides and/or material are neither sponsored by, nor endorsed by, nor affiliated with Cisco® Systems or any other company. All trademarks are trademarks of their respective owners and duly  acknowledged. CCNA™, CCENT™, ICND2™, CCNP™, CCIE™ are registered trade marks of Cisco® Systems. The practice tests material is a copyright of SimulationExams.com and the same is not approved or endorsed by respective certifying bodies. Thank-you for your interest in Simulation Exams. Please see read me file before you download, install, and/or use any software from SimulationExams.com  For any information or questions regarding this Website, please e-mail webmaster at simulationexams.com