Which of the following items is conducted in the cause list phase of the structured network troubleshooting process?

• A.Temporary environment setup
• B.One-by-one check
• C.Information filter
• D.Troubleshooting assessment

Comment: *

Name: *

Email: *

Verification: *

Which of the following authorization items is not required for risky operations?

• A.Customer authorization
• B.Administrative authorization
• C.Management authorization
• D.Technology authorization

Comment: *

Name: *

Email: *

Verification: *

Customer network information and service composition are business secrets of customers and cannot be leaked, obtained without authorization, or sold for operation.

• A.TRUE
• B.FALSE

Comment: *

Name: *

Email: *

Verification: *

After the project delivery, the O&M expenses are continuously generated. Which of the following items are the expenses generated during the O&M? (Multiple Choice)

• A.Staff expenses
• B.Line lease expenses
• C.Energy expenses
• D.Equipment depreciation expenses
• E.Line construction expenses

Comment: *

Name: *

Email: *

Verification: *

Which of the following networks are involved during construction of a large enterprise network?

• A.Backbone network
• B.Data center network
• C.Transport network
• D.Storage network
• E.Wireless network

Comment: *

Name: *

Email: *

Verification: *