Ccna certification Practice Tests

A. APIC-EM

B. OpenSDN

C. OpenStack

D. OpenDaylight

 33.  Which network plane is used for Spanning Tree Protocol (STP)?

A.  Data plane

B.  Control plane

C.  Management plane

D.  Switch plane

 34.  Which network plane is used by syslog for delivering messages from the router or switch?

A.  Data plane

B.  Control plane

C.  Management plane

D.  Switch plane

 35.  When a network packet is routed in a router, which network plane is facilitating the 

traffic?

A.  Data plane

B.  Control plane

C.  Management plane

D.  Switch plane

 36.  On which network plane would a routing protocol perform?

A.  Data plane

B.  Control plane

C.  Management plane

D.  Routing plane

 37.  On which SDN plane does CDP function?

A.  Data plane

B.  Control plane

C.  Network plane

D.  Management plane

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Chapter 6 

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  Automation and Programmability (Domain 6)

 38.  Which is used for communication directly to the SDN devices in the network?

A.  The northbound interface (NBI)

B.  The southbound interface (SBI)

C.  The core of the controller

D.  Applications hosted on the controller

 39.  What is an application program interface (API)?

A.  An API is a program that allows for data transfer.

B.  An API is a programming language for network programmability.

C.  An API is a programming interface or standard allowing one program to communi-

cate with another program.

D.  An API allows for programs to be virtualized.

 40.  When an application communicates with an SDN controller, which mechanism does it use 

to communicate?