COMPUTER NETWORKING QUIZ

When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?

Only extended VLAN's are allowed by default.

By default, all VLANs are allowed on the trunk.

Only configured VLAN's are allowed on the link.

No VLAN's are allowed, you must configure each VLAN by hand.

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What is the result of segmenting a network with a bridge (switch)?1. It increases the number of collision domains.2. It decreases the number of collision domains.3. It increases the number of broadcast domains.4. It decreases the number of broadcast domains.5. It makes smaller collision domains.6. It makes larger collision domains.

3, 4 and 6

2, 3 and 5

1 and 5

1, 3 and 6

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What is the main difference between DDCMP and SDLG?

DDCMP does not need special hardware to final the beginning of a message.

SDLC has a IP address

DDCMP has a message header

SDLC does not use CRC

None of these

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How often are BPDUs sent from a layer 2 device?

Every 30 seconds

Every 2 seconds

Every 10 minutes

Never

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What is the purpose of flow control?

To reassemble segments in the correct order at the destination device.

To ensure that data is retransmitted if an acknowledgment is not received.

To regulate the size of each segment.

To provide a means for the receiver to govern the amount of data sent by the sender.

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What command will display the forward/filter table?

show mac address-table

show mac filter

show run

show mac filter-table

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What is the frequency range of the IEEE 802.11a standard?

5GHz

5Gbps

2.4GHz

2.4Gbps

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What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

Sends back a message to the originating station asking for a name resolution

Floods the network with the frame looking for the device

Forwards the switch to the first available link

Drops the frame

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Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

2 only

1 and 3

All of these

4 only

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Correct method for full duplex mode of communication is:

Both stations can transmit and receive data at the

One device can send other device can only accepts.

None of these

One device sends and other device receives and vic

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