Andrew has received a call from a user on a land line indicating that she cannot place calls with her VoIP softphone, but she can check her e-mail.

What is the first step that Andrew should take to resolve this problem?

A. Execute ping command on her PC.

B. Log the problem.

C. Execute the ipconfig command on her PC.

D. Instruct her to ping the call manager.

Harry works as a Technician for NetPerfect Inc. He has been assigned a project to connect a North American T-1 trunk to a European E-1 trunk using a conversion device.

Which of the following will result?

A. No more than 80% of the E-1 trunk can be used.

B. The connection will fail.

C. No connection can be made in between the E-1 trunk and T-1 trunk.

D. No less than 80% of the T-1 trunk can be used.

Mark works as a Network Administrator for PassGuide Inc. The company has a Windows-based network. The California branch of PassGuide has been divided into two buildings in the same campus. The company wants to interconnect these two buildings for proper communication among all the departments.

Which of the following network types should Mark use to accomplish the task?

A. CAN

B. LAN

C. MAN

D. WAN

Which of the following are types of Digital Subscriber Line (DSL)? Each correct answer represents a complete solution. Choose two.

A. NDSL

B. ADSL

C. BDSL

D. SDSL

What is the bit rate of digitized voice using Pulse Code Modulation (PCM)?

A. 32000 bps

B. 64000 bps

C. 16000 bps

D. 8000 bps