CCNA DC Networking Practice Test

Which statements best describe encapsulation and de-encapsulation? (Choose two)

A. Encapsulation wraps data with the necessary protocol information before network transit

B. De-encapsulation involves the data link layer checking the FCS to see if the data is in error

C. Encapsulation involves the data link layer stripping the data link header and trailer

D. De-encapsulation involves the presentation layer adding the presentation layer header to the data

Which three statements describe the purpose of a routing protocol? (Choose three)

A. Maintain current routing information.

B. Find a new best path when the current path is no longer available.

C. Choose the longest path to destination networks.

D. Discover remote networks.

E. Discover local networks.

Which three options are security features of Cisco NX-OS? (Choose three)

A. TRILL

B. OTV

C. IEEE 802.1x

D. Cisco TrustSec

E. PIM

F. CoPP

Which command places a port into Layer 3 mode on a Nexus switch?

A. switchport mode access

B. no switchport

C. switchport mode trunk

D. spanning-tree port type network

E. no shutdown

You need to select a cable to be used between a Nexus 5548 switch and a Fabric Extender. Which type of cable is used for 10 Gb/s Ethernet implementations and has a maximum distance of 1 to 5 meters?

A. CX4

B. Cat 6a

C. Passive Twinax

D. Active Twinax

What is the proper boot sequence of a Cisco Nexus 7000 switch?

A. Loader, kickstart image, BIOS, system image

B. BIOS, loader, kickstart image, system image

C. BIOS, kickstart image, loader, system image

D. Loader, BIOS, system image, kickstart image

What command would you use to reference an object group?

A. point group

B. addrgroup

C. address group

D. use group

What does the IPv6 address, which is equivalent to an APIPA, begin with?

A. 127::1

B. FE80

C. 169.254

D. 2001

Which device forms the connection points for LANs at Layer 2 of the OSI model?

A. Repeater

B. Switch

C. Router

D. Hub

The IEEE 802.3 standard divides the OSI data link layer into which two sublayers? (Choose two)

A. LLC

B. MAC

C. DSAP

D. FCS

E. CSMA/CD

Which three options are high availability features of Cisco NX-OS? (Choose three)

A. GR

B. OTV

C. ISSU

D. CoPP

E. ACL

F. SSO

How does a switch handle a unicast frame when it does not have an entry for the destination address?

A. It filters the frame.

B. It forwards the frame.

C. It floods the frame.

D. The frame is dropped.

Which two statements are true concerning the Cisco Nexus 7000 Series Fabric Modules? (Choose two)

A. Allows for up to five concurrently active fabric modules

B. Provides dual traces for each supervisor module

C. Delivers up to 550 Gb/s per slot with Fabric-1 Modules

D. Supports lossless fabric failover

Which configuration mode should you use to enable options like OSPF, EIGRP, and BGP?

A. Line configuration mode

B. Global configuration mode

C. Interface configuration mode

D. Routing protocol configuration mode

Which VTP mode forwards VTP advertisements but does not propagate changes to other switches in the VTP domain?

A. Transparent

B. Off

C. Client

D. Server

What command would you use to view the status of the network interfaces?

A. show interfaces

B. ip interface brief

C. startup-config

D. show controller serial10/1

Which device uses a table of MAC addresses to identify the segment to which a data frame should be sent?

A. Gateway

B. Wireless access point

C. Switch

D. Router

E. Repeater

What command would you use before committing the changes made in an ACL configuration session?

A. verify

B. test

C. accept

D. abort

You are tasked with subnetting a private address of 172.16.0.0/16 so that it provides 64 subnets while maximizing the number of host addresses in each subnet.

What are the first four subnets?

A. 172.16.0.0/22
172.16.4.0/22
172.16.8.0/22
172.16.12.0/22

B. 172.16.0.0/21
172.16.0.8/21
172.16.0.16/21
172.16.0.24/21

C. 172.16.1.0/23
172.16.2.0/23
172.16.3.0/23
172.16.4.0/23

D. 172.16.0.0/23
172.16.2.0/23
172.16.4.0/23
172.16.6.0/23

What is the binary equivalent of the hexadecimal number 0x911?

A. 100100010001

B. 10100010001

C. 1110001111

D. 100101010101

E. 10101010101

On your Cisco Nexus switch, you want to ensure that your port cost per link is 19.

What should your link speed be?

A. 10 Gbps

B. 100 Mbps

C. 10 Mbps

D. 1 Gbps

What are the characteristics of the 24-bit OUI of an Ethernet MAC address? (Choose two)

A. It contains two bits that matter only when used in the source address

B. It contains two bits that matter only when used in the destination address

C. It identifies the manufacturer of the NIC card

D. It uniquely identifies the Ethernet hardware

Which three STP protocols support fast convergence? (Choose three)

A. RPVST+

B. RSTP

C. PVST+

D. CST

E. MSTP

Which three statements are true concerning VLANs? (Choose three)

A. You can assign each switch port to multiple VLANs.

B. A Layer 2 device can be used to route packets between VLANs.

C. Ports in different VLANs do not share broadcasts.

D. Each VLAN in a switched network corresponds to an IP network.

E. A router or multilayer switch is required for inter-VLAN routing.

Which statements accurately describe how the decimal and binary number systems function, or identify the powers of 2 concept? (Choose three)

A. The decimal system uses only the digits 0 and 1

B. Each bit in the binary value is based on power-of-2 calculations

C. The binary system is the foundation of computer operations

D. The decimal system is used in everyday mathematics

E. The binary system uses the digits 0 through 9

F. When calculating powers of 2, the least significant bit is 2^1

What are the characteristics of a DSL Internet connection? (Choose three)

A. Ethernet output is sent to a router

B. It uses the cable television infrastructure

C. It uses classic digital local loops

D. It uses existing telephone lines

E. Incoming lines are terminated into a modem

Which type of connector can a 1000BASE-LX10 SMF cable use?

A. DE-9 or 8P8C

B. Single LC/PC

C. RJ-45

D. Dual LC

In which location of a large enterprise network would you expect the bulk of corporate information to be located?

A. Branch office

B. Main office

C. Mobile user location

D. Home office

Which category of Cisco NX-OS features includes Cisco TrustSec?

A. High availability

B. Layer 3

C. Layer 2

D. Security

Which routing protocol is used by the IPv6 link-local addressing for communication?

A. Rip v2

B. RIP v1

C. IEGRP

D. OSPF

E. OSPF v3

How many usable host addresses are available for the 172.16.16.0/20 subnet?

A. 4094

B. 254

C. 14

D. 2046

What is the purpose of DNS in IP addressing? (Choose two)

A. It sets TCP/IP stack configuration parameters

B. It converts host names into IP addresses

C. It sends data to all the devices on a network

D. It frees users of IP networks from the burden of needing to remember IP addresses

Which three commands are used to configure RIP on a Nexus switch? (Choose three)

A. router rip

B. show ip route

C. ip router rip

D. show ip rip

E. feature rip

You have an address of 172.16.142.10 in which you applied the /21 mask.

What is the network ID, directed broadcast, and first and last hosts?

A. The network ID is 172.16.136.0, the directed broadcast is 172.16.143.255, the first host is 172.16.136.1, and the last host is 172.16.143.254

B. The network ID is 172.16.140.0, the directed broadcast is 172.16.148.255, the first host is 172.16.140.1, and the last host is 172.16.148.254

C. The network ID is 172.16.96.0, the directed broadcast is 172.16.168.255, the first host is 172.16.96.1, and the last host is 172.16.168.254

D. The network ID is 172.16.128.0, the directed broadcast is 172.16.163.255, the first host is 172.16.128.1, and the last host is 172.16.163.254

In a redundant topology scenario, where you have 10 VLANs, what benefits would MSTP have over Rapid PVST+? (Choose two)

A. MSTP reduces the load on the CPU

B. MSTP would only require five spanning tree instances where as Rapid PVST+ would require ten

C. MSTP is easier to configure and provides a greater level of redundancy than Rapid PVST+

D. MSTP would only require two spanning tree instances where as Rapid PVST+ would require ten

What are the characteristics of today's LANs? (Choose two)

A. Switches are connected by high-speed links

B. Users are grouped by physical location

C. Bridges are added to networks to accommodate resource and bandwidth demands

D. More switches decrease the amount of traffic between each switch

Which component is responsible for the interconnection of application sessions to the network layer?

A. TCP

B. CDP

C. LLDP

D. ARP

E. STP

Which three address ranges are defined for private use by RFC 1918? (Choose three)

A. 172.16.0.0 to 172.31.255.255

B. 192.168.1.0 to 192.168.1.255

C. 192.168.0.0 to 192.168.255.255

D. 10.0.0.0 to 10.255.255.255

E. 172.16.0.0 to 172.16.255.255

Which EIGRP command is used to show paths that are not feasible?

A. show ip eigrp neighbors

B. show ip eigrp interfaces

C. show ip eigrp topology

D. show ip eigrp topology all-links

If a /20 subnet was applied to a class B address, how many subnets would you create?

A. 8

B. 32

C. 4

D. 14

E. 16

What command would you run to troubleshoot EIGRP?

A. show route eigrp

B. show ip route eigrp

C. view ip eigrp

D. route \ip eigrp

What is the binary equivalent of the decimal number 1,291?

A. 10100001011

B. 11010101001

C. 10110011011

D. 10110111001

What are the characteristics of a trunk? (Choose two)

A. A trunk is a point-to-point link between a router and another trunking-capable device

B. Cisco supports 802.1Q for trunking

C. 802.1Q ports cannot be assigned to a trunk

D. You can configure an interface as a trunk port or an access port

Which three options represent the default subnet mask associated with a Class A address? (Choose three)

A. 255.0.0.0

B. 255.255.255.0

C. 11111111.00000000.00000000.00000000

D. /24

E. /8

F. 00000000.11111111.11111111.11111111

G. /16

Which three benefits do link-state routing protocols have over traditional distance vector protocols? (Choose three)

A. Uses hop count

B. Scales to larger networks

C. Sends complete routing tables to neighbors

D. Uses cost metric

E. Only updates for topology change

What does the acronym SVI stands for?

A. Switched Virtual Interface

B. Static Virtual Interface

C. Stock Virtual Interface

D. Standard Visual Interlace

Which three features does EIGRP support? (Choose three)

A. Load balancing

B. Classless routing

C. More overhead

D. Easy summarization

Which statements best describe the TCP segment sequencing process? (Choose two)

A. Each segment contains the sender and receiver port, the sequence number, and the acknowledgment number

B. The sender generates the sequence numbers before it transmits the segments

C. TCP reassembles the segments into the proper order at the sender end

D. Port numbers may vary throughout the connection

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While calculating your results take a moment to complete our simple survey!

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Why?

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