1. (Web Questions10) Which of the following addresses is an example of a broadcast address for a Class B network with a 16-bit subnet mask? A. 147.1.1.1 B. 147.13.0.0 C. 147.14.255.0 D. 147.14.255.255 Answer: D 2. (Web Questions10) How many usable host addresses are available on a Class C network with a default subnet mask? A. 128 B. 254 C. 255 D. 256 Answer: B (2n-2 formula = 2 to the 8th power - 2 = 256-2=254) 3. (Web Questions10) How many usable subnets are created in a Class C network when 5 bits are borrowed? A. 14 B. 16 C. 30 D. 32 Answer: C (use 2n-2 formula = 2 to the 5th power -2 = 32-2=30) 4. (Web Questions10) What is the minimum number of bits that can be borrowed to create subnet? A. 1 B. 2 C. 4 D. 8 Answer: B 5. (Web Questions10) How many host bits are available in the subnet mask 255.255.248.0? A. 8 B. 9 C. 11 D. 13 Answer: C (248=5 bits borrowed leaves 3bits left in 3rd octet and 8 bits in 4th octet 3+8=11) 6. (Web Questions10) How many bits must be borrowed to create the subnetwork 204.211.19.160 using a subnet mask of 255.255.255.224? A. 1 B. 2 C. 3 D. 4 Answer: C (Use the subnet mask to determine the number of bits borrowed 3 bits equals 224) 7. (Web Questions10) what is the subnet mask for a Class B address when 4 bits are borrowed? A. 255.240.0.0 B. 255.255.0.0 C. 255.255.240.0 D. 255.255.255.240 Answer: C (4bits borrowed equals 240) 8. (Web Questions10) Why does a router perform a logical "ANDing"? A. to determine the source address of a packet B. to determine the host address of a destination C. to determine the network or subnetwork to which a packet should be sent D. to determine the subnet mask and compare it with information in a routing table Answer: c 9. (Web Questions10) If 3 bits are borrowed from the host field of a class C address, what will be the range of usable host addresses be in the first usable subnet? A. .32 through .63 B. .1 through .63 C. .33 through .62 D. .0 through .32 Answer: C (Leaves 5bits = 2 to the 5th = 32 which is used for the range of host fields) 10. (Web Questions10) How many bits can be borrowed to create a subnetwork with the address 212.43.1.112? A. 2, 3, or 4 B. 3, 4, or 5 C. 3, 5, or 6 D. 4, 5, or 6 Answer: D (Use host bits to determine Network Name and Broadcast Address) 1. (Workbook10) Which layer of the OSI model uses the Internet Protocol addressing scheme to determine the best way to move data from one place to another? A. Physical B. Data link C. Network D. Transport Answer: C 2. (Workbook10) What function allows routers to evaluate available routes to a destination and to establish the preferred handling of a packet? A. Data linkage B. Path determination C. SDLC interface protocol D. Frame Relay Answer: B 3. (Workbook10) IP addresses are necessary for which of the following reasons? A. To identify a machine on a network and the network to which it is attached B. To identify a machine on a network C. To identify the network D. To keep track of whom is on a network Answer: A 4. (Workbook10) Which of the following best describes a network address on the internet? A. All four octets in the address are different B. Each address is unique C. The first three octets can be the same, but the last one must be different D. Two of the four octets can be the same, but the other two have to be different Answer: B 5. (Workbook10) Who assigns the network portion of every IP address? A. The local network administrator B. The person who owns the computer C. The Network Information Center D. The host network administrator Answer: C 6. (Workbook10) The network number plays what part in an IP address? A. Specifies the network to which the host belongs B. Specifies the identity of the computer on the network C. Specifies which node on the subnetwork is being addressed D. Specifies which networks the device can communicate with Answer: A 7. (Workbook10) The host number plays what part in an IP address? A. Designates the identity of the computer on the network B. Designates which node on the subnetwork is being addressed C. Designates the network to which the host belongs D. Designates which hosts the device can communicate with Answer: B 8. (Workbook10) A Class A address is given to what sort of organizations? A. An individual B. A medium-size company C. A large corporation D. A government Answer: c 9. (Workbook10) In a Class A address, how many of the octets are assigned by InterNIC? A. The first octet is assigned by NIC B. The first and second octet are assigned by NIC C. The first, second, and third octets are assigned by NIC D. All the Octets are assigned by InterNIC Answer: A 10. (Workbook10) In a Class A address, the value of the first octet can equal which of the following? A. The value of first Octet is 0 to 127 B. The value of first Octet is 128 to 191 C. The value of first Octet is 192 to 223 D. The value of first Octet is 192 to 255 Answer: A 11. (Workbook10) A class B address is given to what sort of organization? A. An individual B. A medium-size company C. A large corporation D. A government Answer: B 12. (Workbook10) In a clas B address, how many of the octets are assigned locally? A. The first octet is assigned locally B. The second octet is assigned locally C. The second and third octets are assigned locally D. The third and fourth octets are assigned locally Answer: D 13. (Workbook10) The following address is of which class; 129.21.89.76? A. A class "A" address B. A class "B" address C. A class "C" address D. This address could not be used Answer: B 14. (Workbook10) A class "C" address is given to what sort of organization? A. An individual B. A medium-size company C. A huge corporation D. A government Answer: A 15. (Workbook10) Which of the following addressses is a class "C" address? A. 129.219.95.193 B. 209.101.218.30 C. 151.13.27.38 D. 191.119.15.17 Answer: B 1. (Chapter10) How do MAC addresses differ from that of the network layer? A. The network layer requires a hierarchical addressing scheme as opposed to the MAC flat addressing scheme B. The network layer uses addresses in the binary format, whereas the MAC's addresses are hexadecimal C. The network layer uses a transferable unique address D. None of the above Answer: A 2. (Chapter10) How many bits are in an IP address? A. 16 B. 32 C. 64 D. None of the above Answer: B 3. (Chapter10) What is the maximum value of each octet in an IP address? A. 128 B. 255 C. 256 D. None of the above Answer: B 4. (Chapter10) The network number plays what part in an IP address? A. It specifies the network to which to which the host belongs B. It specifies the identity of the computer on the network C. It specifies which node on the subnetwork is being addressed D. It specifies which network the device can communiate with Answer: A 5. (Chapter10) The host number plays what part in an IP address? A. It designates the identity of the computer on the network B. It designates which node on the subnetwork is being addressed C. It designates the network to which th ehost belongs D. It designates which hosts the device can communicate with Answer: B 6. (Chapter10) What is the decimal equivalent to the binary number 101101? A. 32 B. 35 C. 45 D. 44 Answer: C 7. (Chapter10) Convert the following decimal number to its binary form 192.5.34.11? A. 11000000.00000101.00100010.00001011 B. 11000101.01010111.00011000.10111000 C. 01001011.10010011.00111001.00110111 D. 11000000.00001010.01000010.00001011 Answer: A 8. (Chapter10) Convert the following binary IP address to its decimal form: 11000000.00000101.00100010.00001011? A. 190.4.34.11 B. 192.4.34.10 C. 192.4.32.11 D. None of the above Answer: D 9. (Chapter10) What portion of the following Class B address is the network address: 154.19.2.7? A. 154 B. 154.19 C. 154.19.2 D. 154.19.2.7 Answer: B 10. (Chapter10) Which portion of the IP address 129.219.51.18 represents the network? A. 129.219 B. 129 C. 14.1 D. 1 Answer: A 11. (Chapter10) Which address is an example of a broadcast address on the network 123.10.0.0 with a subnet mask of 255.255.0.0? A. 123.255.255.255 B. 123.10.255.255 C. 123.13.0.0 D. 123.1.1.1 Answer: B 12. (Chapter10) How many host addresses can be used in a Class C network? A. 253 B. 254 C. 255 D. 256 Answer: B 13. (Chapter10) How many subnets can a class B network have? A. 16 B. 256 C. 128 D. None of the above Answer: D 14. (Chapter10) What is the minimum number of bits that can be borrowed to form a subnet? A. 1 B. 2 C. 4 D. None of the above Answer: B 15. (Chapter10) What is the primary reason for using subnets? A. To reduce the size of the collision domain B. To increase the number of host addresses C. To reduce the size of the broadcast domain D. None of the above Answer: C 16. (Chapter10) How many bits are in a subnet mask? A. 16 B. 32 C. 64 D. None of the above Answer: B 17. (Chapter10) Performing the Boolean function as a router would on the IP addresses 131.8.2.5 and 255.0.0.0, what is the network/subnetwork address? A. 131.8.1.0 B. 131.8.0.0 C. 131.8.2.0 D. None of the above Answer: D 18. (Chapter10) How many bits can be borrowed to create a subnet for a Class C network? A. 2 B. 4 C. 6 D. None of the above Answer: C 19. (Chapter10) With a Class C address of 197.15.22.31 and a subnet mask of 255.255.255.224, how many bits have been borrowed to create a subnet? A. 1 B. 2 C. 3 D. None of the above Answer: C 20. (Chapter10) Performing the Boolean function as a router would on the IP addresses 172.16.2.130 AND 255.255.255.0, what is the subnet address? A. 172.0.0.0 B. 172.16.0.0 C. 172.16.2.0 D. None of the above Answer: C 1. (Test Questions ch10) Which addresses appear in an IP packet's header? A. source address B. destination address C. source and destination addresses D. there are no addresses in the IP packet header Answer: C 2. (Test Questions ch10) Which of the following is a benefit of network segmentation? A. reduced congestion B. reduced equipment requirements C. creation of more IP addresses D. creation of more MAC addresses Answer: A 3. (Test Questions ch10) Which of the following assists devices on the same network in determining a packet's final destination? A. Source IP address B. vendor number C. host protocol D. host ID 4. (Test Questions ch10) Which of the following describes the relationship between path determination and the routing of packets? A. performed only by switches B. performed only by different devices C. they are different processes D. they are the same process Answer: D 5. (Test Questions ch10) What characteristic must hosts on a network possess in order to communicate directly? A. same vendor code B. same network ID C. same MAC address D. separate subnets Answer: B 6. (Test Questions ch10) Which of the following assists devices on the same network in determining in determining a packet's final destination? A. source IP address B. vendor number C. host protocol D. host ID Answer: D 7. (Test Questions Ch10) Which of the following represents the use of binary ones in a subnet mask? A. host bits B. subnet bits C. network bits D. subnet and network bits Answer: D 8. (Test Questions Ch10) How large is the network/subnet portion of a class B license having a subnet mask of 255.255.240.0? A. 18 bits B. 19 bits C. 20 bits D. that is an invalid mask for a Class B network Answer: C (255.255.240.0 = 11111111.11111111.11110000.00000000 = 8+8+4+0= 20bits on)