DEA-5TT1 Online Practice Questions and Answers

What are Network Address Translation (NAT) inside global addresses?

A. Addresses used by NAT router when sending frames to devices on the local network

B. Public IP addresses used by the local network to communicate with the Internet

C. Private IP addresses used by the local network

D. Pubic addresses used by other networks outside of the local network

Which field of the 802.3 frame is used by network interface cards to synchronize their receivers?

A. Start frame delimiter

B. Preamble

C. Cyclic redundancy check

D. Frame check sequence

Which type of domains are connected by a Layer 2 switch?

A. Single collision domain and a single broadcast domain

B. Multiple broadcast domains and multiple collision domains

C. Multiple collision domains and a single broadcast domain

D. Single collision domain and multiple broadcast domains

What is the aggregated lanes' maximum speed rating for a QSFP28 transceiver?

A. 4 Gbps

B. 40 Gbps

C. 112 Gbps

D. 128 Gbps

On Switch A, a static route has been redistributed into OSPF. Which type of OSPF router will this process make Switch A?

A. Autonomous System Boundary Router (ASBR)

B. Designated router (DR)

C. Area Border Router (ABR)

D. Backbone Router (BR)

How is a switch different from a hub?

A. A switch operates at a lower, more efficient layer of the OSI model.

B. A switch tracks MAC addresses of all connected devices.

C. A switch decreases the number of broadcast storms.

D. A switch does not include any latency into the frame transfer time.

What accurately describes IPv6 addressing?

A. IPv6 addresses are denoted by eight groups of four hexadecimal numbers.

B. IPv6 uses 128 hexadecimal numbers instead of the 32 hexadecimal numbers used by IPv4.

C. IPv6 is used to converse IP addresses and utilize private addresses.

D. IPv6 uses broadcast addresses for neighbor discovery.

In which Spanning Tree protocol state does a port record MAC addresses but does not forward the data?

A. Forwarding

B. Blocking

C. Learning

D. Listening

Which IP address is in the Class B range?

A. 100.100.90.87

B. 126.16.20.48

C. 191.56.44.200

D. 192.15.48.130

What accurately describes the comparison between stacking and VLT?

A. VLT allows for more physical devices to appear as one virtual device than stacking does.

B. Stacked switches share a common control plane while VLT peers maintain their own control plane.

C. Stacked switches and VLT peers allow "single pane of glass" management by maintaining a single control plane.

D. Both VLT and stacking allow devices to use different versions of firmware provided that the switch family/series is the same.