CCNA 1 - MODULE 8 EXAM QUESTIONS
AND ANSWERS
Which layer is responsible for taking an IP packet and preparing it for transmission over
the communications medium? - Correct Answers -data link layer
Which OSI layer sends segments to be encapsulated in an IPv4 or IPv6 packet? -
Correct Answers -transport layer
What is the term for splitting up an IP packet when forwarding it from one medium to
another medium with a smaller MTU? - Correct Answers -fragmentation
Which delivery method does not guarantee that the packet will be delivered fully without
errors? - Correct Answers -best effort
Which information is used by routers to forward a data packet toward its destination? -
Correct Answers -destination IP address
A computer has to send a packet to a destination host in the same LAN. How will the
packet be sent? - Correct Answers -the packet will be sent directly to the destination
host
A router receives a packet from the Gigabit 0/0 interface and determines that the packet
needs to be forwarded out the Gigabit 0/1 interface. What will the router do next? -
Correct Answers -create a new layer 2 Ethernet frame to be sent to the destination
Which IPv4 address can a host use to ping the loopback interface? - Correct Answers -
127.0.0.1
Which are the two most commonly referenced fields in an IPv4 packet header that
indicate where the packet is coming from and where it is going? (Choose two.) - Correct
Answers -destination IP address / source IP address
Which statement is correct about IPv4 packet header fields? - Correct Answers -the
source and destination IPv4 addresses remain the same while travelling from source to
destination
Which field is used to detect corruption in the IPv4 header? - Correct Answers -Header
Checksum
AND ANSWERS
Which layer is responsible for taking an IP packet and preparing it for transmission over
the communications medium? - Correct Answers -data link layer
Which OSI layer sends segments to be encapsulated in an IPv4 or IPv6 packet? -
Correct Answers -transport layer
What is the term for splitting up an IP packet when forwarding it from one medium to
another medium with a smaller MTU? - Correct Answers -fragmentation
Which delivery method does not guarantee that the packet will be delivered fully without
errors? - Correct Answers -best effort
Which information is used by routers to forward a data packet toward its destination? -
Correct Answers -destination IP address
A computer has to send a packet to a destination host in the same LAN. How will the
packet be sent? - Correct Answers -the packet will be sent directly to the destination
host
A router receives a packet from the Gigabit 0/0 interface and determines that the packet
needs to be forwarded out the Gigabit 0/1 interface. What will the router do next? -
Correct Answers -create a new layer 2 Ethernet frame to be sent to the destination
Which IPv4 address can a host use to ping the loopback interface? - Correct Answers -
127.0.0.1
Which are the two most commonly referenced fields in an IPv4 packet header that
indicate where the packet is coming from and where it is going? (Choose two.) - Correct
Answers -destination IP address / source IP address
Which statement is correct about IPv4 packet header fields? - Correct Answers -the
source and destination IPv4 addresses remain the same while travelling from source to
destination
Which field is used to detect corruption in the IPv4 header? - Correct Answers -Header
Checksum
