Kessi Silva
Quiz by , created more than 1 year ago

✓ Understanding IP addressing topics, such as the default address classes ✓ Recognizing the different protocols that make up the TCP/IP protocol suite, such as TCP, UDP, IP, ARP, and ICMP ✓ Demonstrating on the new ICND1 exam your knowledge of IPv6 and the different address types ✓ Knowing the common TCP and UDP ports that are used by applications ✓ Converting a binary value to a decimal value and vice versa

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Kessi Silva
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Chapter 2 - Introduction to TCP/IP

Question 1 of 47

1

Which of the following are considered class A addresses? (Select all that apply.)

Select one or more of the following:

  • 129.45.10.15

  • 10.35.87.5

  • 131.15.10.12

  • 192.156.8.34

  • 121.59.87.32

  • 210.45.10.112

Explanation

Question 2 of 47

1

Sue is reviewing IP addressing basics and asks you which of the following is considered a class A private address.

Select one of the following:

  • 24.56.10.12

  • 192.168.0.5

  • 172.16.45.10

  • 10.55.67.99

Explanation

Question 3 of 47

1

What is the default subnet mask of a system with the IP address of 189.34.5.67?

Select one of the following:

  • 255.0.0.0

  • 255.255.0.0

  • 255.255.255.0

  • 255.255.255.255

Explanation

Question 4 of 47

1

What is the default subnet mask of a class C address?

Select one of the following:

  • 255.0.0.0

  • 255.255.0.0

  • 255.255.255.0

  • 255.255.255.255

Explanation

Question 5 of 47

1

Which of the following is a class B private address?

Select one of the following:

  • 24.56.10.12

  • 192.168.0.5

  • 172.16.45.10

  • 10.55.67.99

Explanation

Question 6 of 47

1

Are the systems of 201.45.3.56 and 201.45.5.20 on the same network?

Select one of the following:

  • True
  • False

Explanation

Question 7 of 47

1

Which of the following addresses are considered invalid addresses to assign to a host on the network? (Select all that apply.)

Select one or more of the following:

  • 10.254.255.255

  • 120.127.34.10

  • 190.34.255.255

  • 136.45.68.22

  • 202.45.6.0

  • 127.87.3.22

Explanation

Question 8 of 47

1

The decimal number of 137 is which of the following in binary?

Select one of the following:

  • 10001001

  • 10101001

  • 11001001

  • 10000101

Explanation

Question 9 of 47

1

Are the systems with the IP addresses of 121.56.78.10 and 121.45.6.88 on the same network?

Select one of the following:

  • True
  • False

Explanation

Question 10 of 47

1

What is the default subnet mask of 130.56.78.10?

Select one of the following:

  • 255.0.0.0

  • 255.255.0.0

  • 255.255.255.0

  • 255.255.255.255

Explanation

Question 11 of 47

1

Your system has an IP address of 131.107.45.10. Which of the following systems is on the same network as you?

Select one of the following:

  • 131.56.10.12

  • 130.107.45.10

  • 131.107.22.15

  • 113.107.45.11

Explanation

Question 12 of 47

1

Which of the following addresses are considered invalid addresses to assign to a host on the network? (Select all that apply.)

Select one or more of the following:

  • 216.83.11.255

  • 12.34.0.0

  • 10.34.15.22

  • 131.107.0.0

  • 127.15.34.10

  • 189.56.78.10

Explanation

Question 13 of 47

1

The binary number of 01101101 is which of the following decimal values?

Select one of the following:

  • 101

  • 109

  • 135

  • 143

Explanation

Question 14 of 47

1

Which class address always has the value of the first bits in the IP address set to 110?

Select one of the following:

  • Class A

  • Class B

  • Class C

  • Class D

Explanation

Question 15 of 47

1

Which class address always has the first two bits of the IP address set to 10?

Select one of the following:

  • Class A

  • Class B

  • Class C

  • Class D

Explanation

Question 16 of 47

1

Which IP address class always has the first bit in the address set to 0?

Select one of the following:

  • Class A

  • Class B

  • Class C

  • Class D

Explanation

Question 17 of 47

1

Which protocol is responsible for converting the logical address to a physical address?

Select one of the following:

  • TCP

  • IP

  • ICMP

  • ARP

Explanation

Question 18 of 47

1

The ARP request is sent to which of the following layer-2 destination addresses?

Select one of the following:

  • FF-FF-FF-FF-FF-FF

  • 192.168.0.255

  • 00-FF-00-FF-00-FF

  • 00-00-00-00-00-00

Explanation

Question 19 of 47

1

What are the three phases of the TCP three-way handshake?

Select one of the following:

  • ACK/SYN, SYN, ACK

  • SYN, ACK/SYN, ACK

  • ACK/SYN, ACK, SYN

  • SYN, ACK, SYN/ACK

Explanation

Question 20 of 47

1

Which of the following does TCP use to guarantee delivery?

Select one of the following:

  • Source and destination IP address

  • Source and destination port

  • Sequence numbers and acknowledgements

  • Sequence numbers and ports

Explanation

Question 21 of 47

1

What TCP/IP protocol is responsible for logical addressing and routing functions?

Select one of the following:

  • TCP

  • IP

  • ICMP

  • UDP

Explanation

Question 22 of 47

1

Which transport layer protocol is responsible for unreliable delivery?

Select one of the following:

  • TCP

  • IP

  • ICMP

  • UDP

Explanation

Question 23 of 47

1

Which TCP/IP protocol is responsible for error and status reporting?

Select one of the following:

  • TCP

  • IP

  • ICMP

  • UDP

Explanation

Question 24 of 47

1

The router looks at which field in the IP header to decide where to send the packet?

Select one of the following:

  • Source IP address

  • Destination IP address

  • Source MAC address

  • Destination MAC address

Explanation

Question 25 of 47

1

What flags are set on the second phase of the three-way handshake?

Select one of the following:

  • FIN/SYN

  • ACK/FIN

  • ACK/SYN

  • ACK/RST

Explanation

Question 26 of 47

1

Which flag is set in a TCP packet that indicates a previous packet was received?

Select one of the following:

  • PSH

  • FIN

  • ACK

  • RST

Explanation

Question 27 of 47

1

You wish to allow echo request messages to pass through the firewall. What ICMP type is used in an echo request message?

Select one of the following:

  • 0

  • 8

  • 3

  • 11

Explanation

Question 28 of 47

1

Which of the following are fields found in the IP header? (Select all that apply.)

Select one or more of the following:

  • Sequence number

  • Destination port

  • Source IP address

  • Type

  • Time to Live

  • SYN flag

Explanation

Question 29 of 47

1

Which of the following are considered application layer protocols?

Select one of the following:

  • TCP

  • IP

  • FTP

  • ICMP

Explanation

Question 30 of 47

1

Which transport layer protocol is responsible for reliable delivery?

Select one of the following:

  • UDP

  • ICMP

  • IP

  • TCP

Explanation

Question 31 of 47

1

What ICMP type is used by the echo reply message?

Select one of the following:

  • 0

  • 3

  • 5

  • 8

Explanation

Question 32 of 47

1

The security administrator for your network has asked that you block ping messages from entering your network. What protocol would you block?

Select one of the following:

  • ICMP

  • IP

  • TCP

  • UDP

Explanation

Question 33 of 47

1

Which TCP flag is responsible for dropping a connection at any point in time?

Select one of the following:

  • PSH

  • FIN

  • ACK

  • RST

Explanation

Question 34 of 47

1

Which of the following is the IPv6 equivalent to 127.0.0.1?

Select one of the following:

  • ::127

  • 127::1

  • ::1

  • FE80::

Explanation

Question 35 of 47

1

Your manager has been hearing a lot about IPv6 addressing, and asks you which of the following statements are true about IPv6 unicast addresses? (Select two.)

Select one or more of the following:

  • A link-local address starts with FE00.

  • A global address starts with 2000.

  • The loopback address is 127::1.

  • When an interface is assigned a global address, it is allowed only one IP6 address.

  • The loopback address is ::1.

Explanation

Question 36 of 47

1

Which of the following is an example of an IPv6 link-local address?

Select one of the following:

  • ff00::f407:622c:a0ce:90cc

  • fe80::f407:622c:a0ce:90cc

  • fe08::f407:622c:a0ce:90cc

  • 2001::f407:622c:a0ce:90cc

Explanation

Question 37 of 47

1

Your manager has asked you what some of the benefits of transitioning from IPv4 to IPv6 are. (Select two.)

Select one or more of the following:

  • IPSec is optional

  • No broadcast messages

  • A 64-bit address scheme

  • Telnet passwords are encrypted

  • Automatic configuration

Explanation

Question 38 of 47

1

Your manager is evaluating IPv6 transitioning technologies and is wondering which IPv6 tunneling method encapsulates the IPv6 data into an IPv4 user datagram to travel over the Internet and can pass through NAT devices.

Select one of the following:

  • 6-to-4

  • Dynamic IP

  • Teredo

  • Dual stack

Explanation

Question 39 of 47

1

You are evaluation how you are going to slowly transition to IPv6. What three techniques can be used to allow migrating from IPv4 to IPv6? (Choose three.)

Select one or more of the following:

  • Broadcast addressing

  • Translation between IPv6 and IPv4

  • Multicast to unicast translation

  • Use of dual-stack routing

  • Use tunneling protocols

Explanation

Question 40 of 47

1

What IPv6 address type is similar to an IPv4 private IP address and starts with FC00?

Select one of the following:

  • Global address

  • Loopback address

  • Link-local address

  • Unique local address

Explanation

Question 41 of 47

1

SMTP uses which of the following ports?

Select one of the following:

  • UDP 53

  • TCP 21

  • TCP 23

  • TCP 25

Explanation

Question 42 of 47

1

FTP uses which of the following ports?

Select one of the following:

  • 25

  • 23

  • 21

  • 53

Explanation

Question 43 of 47

1

Which of the following represents the port used by POP3?

Select one of the following:

  • 21

  • 110

  • 143

  • 443

Explanation

Question 44 of 47

1

Which of the following are true statements about TCP ports? (Select all that apply.)

Select one or more of the following:

  • FTP uses TCP ports 21 and 20.

  • FTP uses TCP ports 11 and 12.

  • HTTP uses TCP port 53.

  • HTTP uses TCP port 80.

  • SMTP uses TCP port 53.

  • SMTP uses TCP port 25.

Explanation

Question 45 of 47

1

Which of the following are true statements about ports? (Select all that apply.)

Select one or more of the following:

  • DHCP uses UDP 67/68.

  • DHCP uses TCP 67/68.

  • SNMP uses UDP 161.

  • DNS uses UDP 25.

  • SNMP uses TCP 161.

  • DNS uses UDP 53.

Explanation

Question 46 of 47

1

Sue is unable to surf the Internet and calls you over to her desk to troubleshoot. You use ipconfig on the system and notice the following IP configuration. What is the problem?

Local Area Network Connection:
IPv4 Address…. … .: 169.254.34.56
Subnet Mask… …. .: 255.255.0.0
Default Gateway… …:

Select one of the following:

  • The DNS server is down.

  • The subnet mask is incorrect.

  • The router is down.

  • The DHCP server is down.

Explanation

Question 47 of 47

1

Bob is unable to surf the Internet and calls you over to his desk to troubleshoot. You use ipconfig on the system and notice the following IP configuration. What should you do?

Local Area Network Connection:
IPv4 Address…. … .: 192.19.210.79
Subnet Mask… …. .: 255.255.255.0
Default Gateway… …: 192.19.0.1

Select one of the following:

  • Change his IP address to 169.254.210.79.

  • Change his IP address to 192.19.0.79.

  • Change his subnet mask to 255.0.0.0.

  • Remove his default gateway setting.

Explanation

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