Anetwork engineer arrives at work and discovers that many users are having problems when attempting to connect to the company network shared drives. the network operations center (noc) technician just completed server upgrades the night before. to which of the following documents should the noc technician refer to determine what potentially caused the connectivity problem?
a. network maps
b. cable management
c. release notes
d. change management

Change management

Explanation:

The change management document contains the entire details regarding the changes that could be brought about in the network. It starts with identifying the change, Then it goes for approval of the change and finally if it is approved then the change is implemented in the final step.

Some of the documents in change management are:

1. change management planning

2. the scope of the change

3. create the project plan for the identified scope.

4. The associated risk management plan.

S consulting the change management the NOC technician could know where the problem is as it contains detail of the data entry and the related risk  and mitigation's in the change management document.

Change management is the correct answer.

Explanation:

In this case, it is necessary to mention that the change management document has the details that refer to the potential changes that can be applied in the network. First, it identifies the change; after that, it asks for approval of this change; in third and last, the change is put in practice whether it is approved.