JK0-019 CompTIA E2C Network + Certification Exam Set 12

Which of the following is the common port used for IMAP?   


Options are :

  • 443
  • 143 (Correct)
  • 25
  • 53

Answer : 143

Which of the following is the definition of a DNS server? 


Options are :

  • Assigns IP addresses to network devices
  • Translates FQDNs to IP addresses (Correct)
  • Provides network IDS/IPS security
  • Hosts proprietary business applications

Answer : Translates FQDNs to IP addresses

Joe, a user, has a computer that has a link light on his network interface card (NIC); however, Joe is unable to access the Internet. Which of the following is the cause of this issue? 


Options are :

  • VLAN mismatch (Correct)
  • Cable is a crossover
  • Faulty GBIC
  • Faulty SFP

Answer : VLAN mismatch

Which of the following TCP/IP model layers does the OSI model Presentation layer map to?   


Options are :

  • Transport
  • Network Interface
  • Internet
  • Application (Correct)

Answer : Application

Which of the following routing protocols utilizes the DUAL algorithm for determining best path? 


Options are :

  • RIPv2
  • RIP
  • EIGRP (Correct)
  • OSPF

Answer : EIGRP

An employee connects to a work computer from home via the built-in Windows remote desktop connection. Which of the following is MOST likely being used to establish the connection? 


Options are :

  • RAS
  • RDP (Correct)
  • RTP
  • RIP

Answer : RDP

Ann, a new user, has a workstation that has connectivity to the printer located in her department, but cannot access the Internet. The result of an ipconfig command on Anns workstation is as follows:

IP address: 192.168.0.124

Subnet Mask: 255.255.255.128

Default Gateway: 192.168.0.254

Which is MOST likely preventing the user from accessing the Internet? 


Options are :

  • Bad switch port
  • Incorrect VLAN
  • Incorrect gateway (Correct)
  • Duplicate IP address

Answer : Incorrect gateway

A technician wants to separate networks on a switch. Which of the following should be configured to allow this? 


Options are :

  • Traffic filtering
  • Spanning tree
  • VLAN (Correct)
  • Trunking

Answer : VLAN

Which of the following commands displays the routing table on a server or workstation? 


Options are :

  • traceroute
  • route (Correct)
  • nbtstat
  • nmap

Answer : route

Users are reporting that some Internet websites are not accessible anymore. Which of the following will allow the network administrator to quickly isolate the remote router that is causing the network communication issue, so that the problem can be reported to the appropriate responsible party? 


Options are :

  • Protocol analyzer
  • Dig
  • Tracert (Correct)
  • Ping

Answer : Tracert

Several users from the finance department report that they are able to access the Internet, but unable to connect to their financial applications. The network technician is unable to ping the finance server. The technician decides to check the switch and determines that Internet access is working. Which of the following is a possible cause of the access issues? 


Options are :

  • Improper VLAN assignment (Correct)
  • Faulty cable
  • NONE
  • Mismatched duplex
  • Remote management disabled

Answer : Improper VLAN assignment

A customer wants to keep cost to a minimum and has only ordered a single static IP address from the ISP. Which of the following must be configured on the router to allow for all the computers to share the same public IP address? 


Options are :

  • VPN
  • PAT (Correct)
  • VLANs
  • PoE

Answer : PAT

Which of the following protocols resolves IP addresses to MAC addresses? 


Options are :

  • DNS
  • NTP
  • ARP (Correct)
  • RARP

Answer : ARP

Which of the following uses classless subnet masks across a network? 


Options are :

  • Supernetting
  • Summarization
  • CIDR (Correct)
  • Subnetting

Answer : CIDR

Which of the following is the FASTEST Ethernet technology? 


Options are :

  • 1000BaseT
  • 100BaseFX
  • 10GBaseSR (Correct)
  • 10BaseT

Answer : 10GBaseSR

Assigning the same IP address to a network device is which of the following? 


Options are :

  • Lease
  • Reservation (Correct)
  • SSID
  • Scope

Answer : Reservation

Which of the following is a Class A IP address? 


Options are :

  • 169.254.0.1
  • 254.200.0.1
  • 10.4.0.1 (Correct)
  • 192.168.0.1

Answer : 10.4.0.1

Which of the following defines the amount of time a host retains a specific IP address before it is renewed or released? 


Options are :

  • Subnet mask
  • DHCP lease (Correct)
  • DNS suffix
  • DHCP reservation

Answer : DHCP lease

Which of the following network protocols is used to resolve FQDNs to IP addresses? 


Options are :

  • FTP
  • APIPA
  • DHCP
  • DNS (Correct)

Answer : DNS

Which of the following protocols works at the LOWEST layer of the OSI model? 


Options are :

  • ISAKMP
  • PPTP
  • IPSec
  • L2TP (Correct)

Answer : L2TP

A network where all traffic feeds through a centralized gateway uses which of the following topologies? 


Options are :

  • Star (Correct)
  • Bus
  • Peer-to-peer
  • Ring

Answer : Star

A technician needs to ensure that traffic from a specific department is separated within several switches. Which of the following needs to be configured on the switch to separate the traffic? 


Options are :

  • Spanning tree
  • VLAN assignments (Correct)
  • SNMP string
  • Duplex settings

Answer : VLAN assignments

Which of the following uses port 23 by default? 


Options are :

  • FTP
  • TELNET (Correct)
  • SNMP
  • IMAP

Answer : TELNET

Spanning-Tree Protocol is used with which of the following network devices? 


Options are :

  • NIC
  • DHCP server
  • Switch (Correct)
  • Router

Answer : Switch

Users have reported issues accessing an Internet website. The network technician wants to verify network layer connectivity. Which of the following tools can provide the verification?   


Options are :

  • netstat
  • route
  • ping (Correct)
  • arp

Answer : ping

Which of the following BEST describes the definition of DHCP?   


Options are :

  • DHCP is utilized to dynamically lease IP addresses to hosts. (Correct)
  • DHCP is utilized to permanently lease IP address statically to hosts
  • DHCP is utilized to permanently lease IP address dynamically to hosts
  • DHCP is utilized to statically lease IP address to hosts.

Answer : DHCP is utilized to dynamically lease IP addresses to hosts.

Which of the following uses distance vector algorithms to determine the BEST network route to a destination address? 


Options are :

  • IS-IS
  • BGP
  • RIP (Correct)
  • OSPF

Answer : RIP

Which of the following is a path vector routing protocol? 


Options are :

  • EIGRP
  • ISIS
  • BGP (Correct)
  • RIP

Answer : BGP

At which of the following layers do frames exist? (Select TWO).

A. OSI model Data link layer

B. TCP/IP model Network Interface layer

C. OSI model Physical layer

D. OSI model Network layer

E. TCP/IP model Internet layer 


Options are :

  • B,E
  • A,B (Correct)
  • A,C
  • C,D

Answer : A,B

The network interface layer of the TCP/IP model corresponds with which of the following layers of the OSI model? (Select TWO).

A. Transport layer

B. Network layer

C. Session layer

D. Physical layer

E. Presentation layer

F. Data link layer   


Options are :

  • A,B
  • C,D
  • D,F (Correct)
  • A,D

Answer : D,F

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