CCENT Practice Test ICND1 | Interconnecting Cisco Networking Devices Part 1

What will occur when you issue the "copy startup-config running-config" command on your IOS device?

A. The configuration in RAM will replace the configuration in NVRAM

B. The configuration in RAM will merge with the configuration in NVRAM

C. The configuration in NVRAM will merge with the configuration in RAM

D. The configuration in FLASH will merge with the configuration in RAM

E. The configuration in FLASH will replace the configuration in RAM

F. The configuration in NVRAM will replace the configuration in RAM

Which command can be used to help disable multiple ports on a switch at the same time?

A. interface range

B. default interface

C. interface range shutdown

D. shutdown range

Which command is used to verify the interfaces that are participating in the RIPv2 routing process?

A. show ip rip

B. show ip protocols

C. show ip route

D. show rip interfaces

E. show ip interface brief

Which command is used to disable CDP on an interface?

A. no lldp enable

B. no run

C. no lldp run

D. no cdp enable

E. no enable

F. no cdp run

Which address and wildcard mask combination can be represented with the keyword "any"?

A. 255.255.255.255 0.0.0.0

B. 255.255.255.255 255.255.255.255

C. 0.0.0.0 0.0.0.0

D. 0.0.0.0 255.255.255.255

E. 10.0.0.0 0.0.0.0

What are the results of subnetting a large Class A network? (Choose two)

A. Support fewer networks as compared to the original Class A network

B. Support more devices in each network as compared to the original Class A network

C. Support more networks as compared to the original Class A network

D. Support fewer devices in each network as compared to the original Class A network

Which of the following messages in the DHCP process are broadcasted? (Choose two)

A. Request

B. Offer

C. Discover

D. Acknowledge

You have a Class B addressing space with a subnet mask of /26.
How many subnets were created from the original Class B addressing space?

A. 4096

B. 2048

C. 128

D. 512

E. 1024

F. 256

What are the benefits of implementing IPv6? (Choose four)

A. Transition richness

B. Larger address space

C. Simpler header

D. Security and mobility

E. Smaller address space

F. Complex header

You are upgrading your Cisco IOS image on your 2900 ISR. You won't be removing the old IOS image from the device for disaster recovery reasons. After copying the IOS image from the tftp server to flash and rebooting the device, you notice that the old operating system image is still loading.

How can you load the new IOS image?

A. Issue the boot system command and reload the device

B. Issue the config-register 0x2142 command and reload the device

C. Issue the copy running-config startup-config command

D. Issue the write memory command

High levels of humidity pose a danger to the devices in your network.
What type of threat is this categorized as?

A. Maintenance

B. Physical

C. Environmental

D. Remote Access

E. Local Access

F. Electrical

What is the result of issuing the command "no service password-encryption" on a Cisco IOS router?

A. All future passwords will be stored as plain text in the running configuration

B. All current encrypted passwords and future passwords will be encrypted in the running configuration

C. All current encrypted passwords and future passwords will be stored as plain text in the running configuration

D. All future passwords will be encrypted in the running configuration

You are creating a number IPv4 extended ACL.
What is the valid number range you can use?

A. 1100-1199

B. 100-199

C. 200-299

D. 1-99

E. 700-799

Which address type is not supported by IPv6?

A. Multicast

B. Broadcast

C. Anycast

D. Unicast

Which command is used to disable unused switchports?

A. no shutdown

B. off

C. disable

D. shutdown

E. quit

You are configuring static NAT on a Cisco IOS router that is connected to your ISP. You goal is to have the private IP of 10.1.1.10 translated to 203.0.113.5. Which command must be issued on the interface connected to the service provider?

A. ip nat pool NAT_POOL 203.0.113.5

B. ip nat inside

C. ip nat outside

D. ip nat inside source static 10.1.1.10 203.0.113.5

Which of the following protocols is used in redundant layer 2 networks to eliminate the effects of a loop?

A. STP

B. CDP

C. VTP

D. DTP

Which statements define the term block size? (Choose two)

A. It is determined exclusively based on the subnet mask

B. It is always a value of 8

C. It is the total number of IPv4 addresses within a subnet

D. It is the progression between subnets within a specific octet

E. It is determined based on the IPv4 address and subnet mask

F. It is always a value of 2

Which command is used to set your Cisco IOS device as an authoritative time source that will be used as the trusted time source?

A. ntp master

B. ntp server

C. ntp client

D. ntp peer

Which command is used to enable port security on an interface?

A. switchport port-security violation mode

B. switchport port-security

C. switchport access vlan vlan-number

D. switchport mode access

E. switchport port-security maximum number

F. switchport port-security mac-address mac_address

You need to create a wildcard mask for the entire Class B private IPv4 address space; 172.16.0.0/16 through 172.31.0.0/16.
What is the wildcard mask?

A. 0.0.15.255

B. 0.15.255.255

C. 0.0.31.255

D. 0.31.255.255

E. 0.0.7.255

F. 0.7.255.255

What is the purpose of a trunk between to switches?

A. To pass traffic for a single VLAN on multiple physical links

B. To pass traffic for multiple VLANs on a single physical link

C. To pass traffic for multiple VLANs on many different physical links

D. To pass traffic for a single VLAN on a single physical link

You are downloading the following IOS image from Cisco's website:

C2900-universalk9-mz.SPA-152-4.M1.bin

Which statements are true about the image? (Choose two)

A. This image is for limited release and special use cases

B. This image is an ISO image

C. This image is version 152.4

D. This image is approved for general release and is digitally signed

E. This image is compressed and will run in RAM after being decompressed

F. This image is a unified communications image

What are the two main functions of a router? (Choose two)

A. Determine the optimal path to forward packets and store the decision in a routing table

B. Determine the optimal path to forward frames and store the decision in a MAC address table

C. Forward frames based on entries in a MAC address table

D. Forward packets based on entries in a routing table

You need to apply an access-list to the vty lines on your router so that you can control which users can make telnet and ssh connections to the device.
Which command in line vty configuration mode will apply the access-list to the vty lines?

A. ip access-group access-list-number out

B. access-class access-list-number out

C. access-class access-list-number in

D. ip access-group access-list-number in

E. access-list access-list-number in

F. ip access-list access-list-number in

G. access-list access-list-number out

Which command is used to set an inactivity timer for the vty lines on your Cisco IOS switch?

A. transport input telnet

B. service password-encryption

C. no login

D. enable secret

E. privilege

F. no exec

G. exec-timeout

Your current Cisco IOS 2900 series router has a configuration register value set to 0x2102 and no boot system command has been configured.
Which IOS image will be booted?

A. The last image that is found in flash

B. No IOS image will be loaded and the router will enter ROM MON mode

C. An IOS image will be loaded automatically from a TFTP server

D. The first image that is found in flash

E. The default boot system command will be used to boot the IOS image

Which features are used to extend the lifetime and usefulness of IPv4 networks? (Choose four)

A. Private Addressing

B. VLSM

C. CIDR

D. VLANs

E. Public Addressing

F. NAT

G. IPv6

What Inter-VLAN routing method uses a single physical link between a router and a switch?

A. Layer 3 Switch

B. Router with separate interfaces for each VLAN

C. Router on a Stick

D. Multilayer Switch

You have an ACL entry that has the address of 192.168.101.0 and the wildcard mask of 0.0.0.255.
What is the range of IPv4 addresses that will be affected by this ACL?

A. 192.168.101.100 through 192.168.101.200

B. 192.168.101.200 through 192.168.101.255

C. 192.168.101.0 through 192.168.101.100

D. 192.168.101.0 through 192.168.101.255

E. 192.168.101.0 through 0.0.0.255

You are using CDP to build a network topology.
Which command is used to verify the IPv4 address of the neighboring Cisco IOS device?

A. show interfaces

B. show cdp

C. show ip interfaces

D. show cdp neighbors

E. show cdp neighbors detail

F. show ip interface brief

Which command is used to disable the active technology package for a license?

A. no license save

B. license clear

C. no license boot module

D. license boot module

E. no license install

Which component is used to hold the critical electronic components of a router?

A. Motherboard

B. Memory

C. Interface

D. PSU

E. CPU

When a subnet mask is presented in binary, what do the binary 1s represent?

A. The network portion of an associated address

B. The host portion of the subnet mask

C. The number of wildcard bits in the subnet mask

D. The number of wildcard bits in the address

E. The network portion of the subnet mask

F. The host portion of an associated address

Which of the following dynamic routing protocols are Distance Vector routing protocols? (Choose two)

A. IS-IS

B. EIGRP

C. OSPF

D. BGP

E. RIP

You are implementing IPv6 stateless address autoconfiguration for your end stations.
What must be the prefix of the IPv6 network in order for the clients to autoconfigure their addresses?

A. /48

B. /56

C. /64

D. /96

E. /32

Which command is used to enable LLDP globally on a Cisco IOS ISR?

A. lldp run

B. lldp enable

C. lldp transmit

D. cdp run

E. cdp enable

When the Cisco IOS image is located during boot, where is it loaded?

A. ROM

B. RAM

C. TFTP

D. NVRAM

E. FLASH

What is the purpose of the "logging synchronous" command?

A. It enables synchronous sequence numbering for syslog messages

B. It enables password checking on the vty and console lines

C. It sets an inactivity timer for the console and vty lines

D. It prevents syslog messages from interrupting current commands you are typing in

E. It disables timestamps for syslog messages

A poorly designed network typically includes which of the following? (Choose three)

A. Security vulnerabilities

B. Large broadcast domains

C. Small broadcast domains

D. Proper documentation

E. Management and support challenges

Why must you subtract two addresses when determining the number of usable addresses within a subnet? (Choose two)

A. The last address is the directed broadcast address, which can be used to communicate with all devices in the LAN from another LAN

B. The first address is the directed broadcast address, which can be used to communicate with all devices in the LAN from another LAN

C. The first address is the subnet ID; and routers use it to make forwarding decisions

D. The last address is the subnet ID; and routers use it to make forwarding decisions

What occurs when there are no more port numbers for PAT to use during translation?

A. Packets are forwarded as is

B. A port number will be chosen from the range 512 to 1023

C. A port number will be chosen from the range 1024 to 65535

D. Packets are dropped

E. Packets are buffered until there are available port numbers

F. A port number will be chosen from the range 0 to 511

Which commands are used to enable a router interface and configure it with the IPv4 address 10.1.1.1/26? (Choose two)

A. no shutdown

B. ip 10.1.1.1 255.255.255.192

C. address 10.1.1.1 255.252.255.192

D. shutdown

E. enable

F. ip address 10.1.1.1 255.255.255.192

Which command is used to import a static default route into the RIP routing process and have it advertised to other neighboring RIP routers?

A. default-information originate

B. redistribute static

C. ip route 0.0.0.0 0.0.0.0 next-hop_ip

D. network 0.0.0.0

The IPv6 address "2001:db8:abc:1234:0290:27ff:fe17:fc0f/64" is assigned to a device.

How was the interface portion assigned?

A. Manually, using DHCPv6

B. Dynamically, using a random generator

C. Manually by an administrator

D. Dynamically, using EUI-64

What is the default security violation mode for port security on a Cisco 2960 Catalyst switch?

A. Disable

B. Shutdown

C. Protect

D. None

E. Restrict

F. Err-disable

How does 802.1q identify the VLAN that the frame belongs to while it crosses the trunk link?

A. It encapsulates the entire frame with a 30 byte header and FCS

B. It encapsulates the entire frame with a 30 bits header and FCS

C. It places a 4 byte tag after the source MAC address in the frame

D. It places a 4 bit tag after the source MAC address in the frame

What does a 2900 ISR do if the POST is successful during start up, but there is no configuration file to load?

A. It shuts down

B. It creates a configuration file with default settings and loads user EXEC mode

C. It initiates the system configuration dialog

D. It reboots

E. It enters ROMMON mode

Which IPv6 header field specifies the maximum number of hops that an IPv6 packet can take?

A. Flow label

B. Time to live

C. Next header

D. Hop limit

E. Traffic class

F. Extension header

You are upgrading the Cisco IOS on your Catalyst switch. While browsing the available downloads on Cisco's website, you notice that you need the model of the switch to obtain the correct IOS.
Which command can you issue on your IOS switch to identify the model?

A. show running-config

B. show flash

C. show startup-config

D. show platform nvram

E. show version

F. show processes

You are configuring your edge routers interface with a public IP address for Internet connectivity. The router needs to obtain the IP address from the service provider dynamically. Which command is needed on interface FastEthernet 0/0 to accomplish this?

A. ip default-gateway

B. ip route

C. ip default-network

D. ip address dhcp

E. ip address dynamic

Which Cisco IOS command is used to install a permanent license on a router?

A. copy run star

B. write mem

C. license boot module

D. license save

E. license install

You are setting up a Cisco IOS router as a DHCP server.
Which command is used to identify the IPv4 addresses that will be in the DHCP pool?

A. network

B. dns-server

C. default-router

D. ip dhcp excluded-address

E. lease

F. ip dhcp pool

G. domain-name

You are looking at the MAC address 00:00:0c:43:2e:08.
Which hexadecimal values in the MAC address represent the vendor-assigned portion of the MAC address?

A. 43:2e:08

B. 00:00:0c:43:2e:08

C. 2e:08

D. c:43:2e:08

E. 00:0c:43:2e:08

F. 0c:43:2e:08

You have the network 172.31.0.0/16 that has been subnetted to /27 networks.
What is the block size?

A. 8

B. 128

C. 4

D. 64

E. 32

F. 16

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