Cisco Certified Network Associate Questions and Answers
Question 53
Refer to the exhibit.
What is the result if Gig1/11 receives an STP BPDU?
Options:
A.
The port transitions to STP blocking
B.
The port transitions to the root port
C.
The port immediately transitions to STP forwarding.
D.
The port goes into error-disable state
Answer:
D
Question 54
Which output displays a JSON data representation?
Options:
A.
Option A
B.
Option B
C.
Option C
D.
Option D
Answer:
C
Explanation:
JSON data is written as name/value pairs.A name/value pair consists of a field name (in double quotes), followed by a colon, followed by a value:“name”:”Mark”JSON can use arrays. Array values must be of type string, number, object, array, boolean or null.For example:{“name”:”John”,“age”:30,“cars”:[ “Ford”, “BMW”, “Fiat” ]}JSON can have empty object like “taskId”:{}
Question 55
What is a similarity between OM3 and OM4 fiber optic cable?
Options:
A.
Both have a 50 micron core diameter
B.
Both have a 9 micron core diameter
C.
Both have a 62.5 micron core diameter
D.
Both have a 100 micron core diameter
Answer:
A
Question 56
What is the primary effect of the spanning-tree portfast command?
Options:
A.
it enables BPDU messages
B.
It minimizes spanning-tree convergence time
C.
It immediately puts the port into the forwarding state when the switch is reloaded
D.
It immediately enables the port in the listening state