Certification MTCNA Example Test

Certification example test 1. MAC layer by OSI model is also known as Layer 2 Layer 7 Layer 1 Layer 6 Layer 3 2. The basic unit of a physical network (OSI Layer 1) is the: Frame Byte Bit Header 3. Which of the following protocols / port s are used for SNMP. (Simple Network Managemnt Protocol) UDP 162 TCP 25 UDP 161 TCP 161 TCP 123 TCP 162 4. Which ones of the following are valid IP addresses? 192.168.13.255 192.168.256.1 10.10.14.0 1.27.14.254 5. Choose all valid hosts address range for subnet 15.242.55.62/27 15.242.55.33-15.242.55.63 15.242.55.32-15.242.55.63 15.242.55.33-15.242.55.62 15.242.55.31-15.242.55.62 6. How many IP addresses can one find in the header of an IP packet? 2 3 1 4 7. In MikroTik RouterOS, Layer-3 communication between 2 hosts can be achieved by using an address subnet of: /30 /31

/32 /29 8. Which of the following is NOT a valid MAC Address? 88:0C:00:99:5F:EF 95:B5:DD:EE:78:8A 13:16:86:53:89:43 EA:BA:AA:EE:FF:CB 80:GF:AA:67:13:5D 9. A network ready device is directly connected to a MikroTik RouterBOARD 750 with a correct U.T.P. RJ45 functioning cable. The device is configured with an IPv4 address of 192.168.100.70 using a subnet mask of 255.255.255.252. What will be a valid IPv4 address for the RouterBOARD 750 for a successful connection to the device? 192.168.100.70/255.255.255.252 192.168.100.69/255.255.255.252 192.168.100.68/255.255.255.252 192.168.100.71/255.255.255.252 10. You have a router with configuration - Public IP :202.168.125.45/24 - Default gateway:202.168.125.1 - DNS server: 248.115.148.136, 248.115.148.137 - Local IP: 192.168.2.1/24 Mark the correct configuration on client PC to access to the Internet IP:192.168.2.253/24 gateway:202.168.0.1 IP:192.168.2.115/24 gateway: 192.168.2.1 IP:192.168.2.2/24 gateway:202.168.125.45 IP:192.168.1.223/24 gateway:248.115.148.136 IP:192.168.0.1/24 gateway:192.168.2.1 11. Collisions are possible in full-duplex Ethernet networks true

12. Which of the following IP addresses are publicly routable? 127.34.155.3 172.16.13.23 192.168.1.4 11.3.10.4 13. The network address is The first usable address of the subnet The last address of the subnet The first address of the subnet 14. What is term for the hardware coded address found on an interface? FQDN Address Interface Address

MAC Address IP Address 15. A PC with IP 192.168.1.2 can access internet, and static ARP has been set for that IP address on gateway. When the PC Ethernet card failed, the user change it with a new card and set the same IP for it. What else should be done? Old static ARP entry on gateway has to be updated for the new card Nothing - it will work as before Another IP has to be added for Internet access MAC-address of the new card has to be changed to MAC address of old card 16. If ARP=reply-only is enabled on one router interface, router can add dynamic ARP entries for the particular interface. True False 17. How many layers does Open Systems Interconnection model have? 9 5 12 7 6 18. Select which of the following are 'Public IP addresses': 172.28.73.21 10.110.50.37 11.63.72.21 192.168.0.1 172.168.254.2 19. Select valid MAC-address 192.168.0.0/16 00:00:5E:80:EE:B0 AEC8:21F1:AA44:54FF:1111:DDAE:0212:1201 G2:60:CF:21:99:H0 20. How many usable IP addresses are there in a 23-bit (255.255.254.0) subnet? 254 512 508 510

Certification example test

1. How many usable IP addresses are there in a 20-bit subnet? 2047 4096 2048 2046 4094 2. How many usable IP addresses are there in a 23-bit (255.255.254.0) subnet? 254 508 512 510 3. If ARP=reply-only is configured on an interface, what will this interface do Accept all IP addresses listed in /ip arp as static entries Accept all MAC-addresses listed in /ip arp as static entries Add new MAC addresses in /ip arp list Add new IP addresses in /ip arp list Accept all IP/MAC combinations listed in /ip arp as static entries 4. Which of the following protocols / port s are used for SNMP. (Simple Network Managemnt Protocol) UDP 162 TCP 123 TCP 161 TCP 25 UDP 161 TCP 162 5. Which of the following is NOT a valid MAC Address? 95:B5:DD:EE:78:8A 13:16:86:53:89:43 80:GF:AA:67:13:5D 88:0C:00:99:5F:EF EA:BA:AA:EE:FF:CB 6. A network ready device is directly connected to a MikroTik RouterBOARD 750 with a correct U.T.P. RJ45 functioning cable. The device is configured with an IPv4 address of 192.168.100.70 using a subnet mask of 255.255.255.252. What will be a valid IPv4 address for the RouterBOARD 750 for a successful connection to the device? 192.168.100.70/255.255.255.252 192.168.100.69/255.255.255.252 192.168.100.71/255.255.255.252 192.168.100.68/255.255.255.252 7. You have a router with configuration - Public IP :202.168.125.45/24

- Default gateway:202.168.125.1 - DNS server: 248.115.148.136, 248.115.148.137 - Local IP: 192.168.2.1/24 Mark the correct configuration on client PC to access to the Internet IP:192.168.1.223/24 gateway:248.115.148.136 IP:192.168.2.2/24 gateway:202.168.125.45 IP:192.168.0.1/24 gateway:192.168.2.1 IP:192.168.2.253/24 gateway:202.168.0.1 IP:192.168.2.115/24 gateway: 192.168.2.1 8. If ARP=reply-only is enabled on one router interface, router can add dynamic ARP entries for the particular interface. False True 9. What is term for the hardware coded address found on an interface? FQDN Address Interface Address MAC Address IP Address 10. Which ones of the following are valid IP addresses? 10.10.14.0 1.27.14.254 192.168.13.255 192.168.256.1 11. What protocol does ping use? UDP ICMP TCP ARP 12. Which computers would be able to communicate directly (without any routers involved) 192.168.0.5/26 and 192.168.0.100 192.168.17.15/29 and 192.168.17.20/28 10.5.5.1/24 and 10.5.5.100/25 10.10.0.17/22 and 10.10.1.30/23 13. A PC with IP 192.168.1.2 can access internet, and static ARP has been set for that IP address on gateway. When the PC Ethernet card failed, the user change it with a new card and set the same IP for it. What else should be done? Old static ARP entry on gateway has to be updated for the new card MAC-address of the new card has to be changed to MAC address of old card Another IP has to be added for Internet access

Nothing - it will work as before 14. The network address is The last address of the subnet The first address of the subnet The first usable address of the subnet 15. In MikroTik RouterOS, Layer-3 communication between 2 hosts can be achieved by using an address subnet of: /32 /29 /30 /31 16. Collisions are possible in full-duplex Ethernet networks true

17. How many layers does Open Systems Interconnection model have? 9 6 5 12 7 18. Which of the following IP addresses are publicly routable? 127.34.155.3 192.168.1.4 11.3.10.4 172.16.13.23 19. The basic unit of a physical network (OSI Layer 1) is the: Byte Header Frame Bit 20. Choose all valid hosts address range for subnet 15.242.55.62/27 15.242.55.32-15.242.55.63 15.242.55.33-15.242.55.62 15.242.55.33-15.242.55.63 15.242.55.31-15.242.55.62

Certification example test

1. How many IP addresses can one find in the header of an IP packet? 1 3 2 4 2. What protocol does ping use? TCP UDP ICMP ARP 3. How many usable IP addresses are there in a 23-bit (255.255.254.0) subnet? 508 510 254 512 4. You have a router with configuration - Public IP :202.168.125.45/24 - Default gateway:202.168.125.1 - DNS server: 248.115.148.136, 248.115.148.137 - Local IP: 192.168.2.1/24 Mark the correct configuration on client PC to access to the Internet IP:192.168.1.223/24 gateway:248.115.148.136 IP:192.168.2.2/24 gateway:202.168.125.45 IP:192.168.0.1/24 gateway:192.168.2.1 IP:192.168.2.115/24 gateway: 192.168.2.1 IP:192.168.2.253/24 gateway:202.168.0.1 5. The network address is The first address of the subnet The last address of the subnet The first usable address of the subnet 6. Select which of the following are 'Public IP addresses': 10.110.50.37 11.63.72.21 172.168.254.2 172.28.73.21 192.168.0.1 7. Is ARP used in the IPv6 protocol ? false

8. Which of the following IP addresses are publicly routable? 172.16.13.23

192.168.1.4 127.34.155.3 11.3.10.4 9. Which computers would be able to communicate directly (without any routers involved) 192.168.0.5/26 and 192.168.0.100 10.5.5.1/24 and 10.5.5.100/25 192.168.17.15/29 and 192.168.17.20/28 10.10.0.17/22 and 10.10.1.30/23 10. Select valid subnet masks: 255.255.192.255 255.255.224.0 192.0.0.0 255.192.0.0 11. If ARP=reply-only is configured on an interface, what will this interface do Add new IP addresses in /ip arp list Add new MAC addresses in /ip arp list Accept all IP/MAC combinations listed in /ip arp as static entries Accept all MAC-addresses listed in /ip arp as static entries Accept all IP addresses listed in /ip arp as static entries 12. The basic unit of a physical network (OSI Layer 1) is the: Bit Header Frame Byte 13. What is term for the hardware coded address found on an interface? IP Address MAC Address Interface Address FQDN Address 14. If ARP=reply-only is enabled on one router interface, router can add dynamic ARP entries for the particular interface. False True 15. Choose all valid hosts address range for subnet 15.242.55.62/27 15.242.55.33-15.242.55.62 15.242.55.33-15.242.55.63 15.242.55.31-15.242.55.62 15.242.55.32-15.242.55.63 16. In MikroTik RouterOS, Layer-3 communication between 2 hosts can be achieved by using an

address subnet of: /30 /32 /31 /29 17. A PC with IP 192.168.1.2 can access internet, and static ARP has been set for that IP address on gateway. When the PC Ethernet card failed, the user change it with a new card and set the same IP for it. What else should be done? Old static ARP entry on gateway has to be updated for the new card Nothing - it will work as before MAC-address of the new card has to be changed to MAC address of old card Another IP has to be added for Internet access 18. Which of the following is NOT a valid MAC Address? 88:0C:00:99:5F:EF 95:B5:DD:EE:78:8A 13:16:86:53:89:43 80:GF:AA:67:13:5D EA:BA:AA:EE:FF:CB 19. A network ready device is directly connected to a MikroTik RouterBOARD 750 with a correct U.T.P. RJ45 functioning cable. The device is configured with an IPv4 address of 192.168.100.70 using a subnet mask of 255.255.255.252. What will be a valid IPv4 address for the RouterBOARD 750 for a successful connection to the device? 192.168.100.70/255.255.255.252 192.168.100.71/255.255.255.252 192.168.100.69/255.255.255.252 192.168.100.68/255.255.255.252 20. MAC layer by OSI model is also known as Layer 3 Layer 1 Layer 6 Layer 2 Layer 7

Certification example test 1. Which of the following is NOT a valid MAC Address? 95:B5:DD:EE:78:8A 80:GF:AA:67:13:5D 13:16:86:53:89:43 EA:BA:AA:EE:FF:CB 88:0C:00:99:5F:EF 2. What is term for the hardware coded address found on an interface? IP Address Interface Address FQDN Address MAC Address 3. How many IP addresses can one find in the header of an IP packet? 1 4 3 2 4. A PC with IP 192.168.1.2 can access internet, and static ARP has been set for that IP address on gateway. When the PC Ethernet card failed, the user change it with a new card and set the same IP for it. What else should be done? Another IP has to be added for Internet access MAC-address of the new card has to be changed to MAC address of old card Old static ARP entry on gateway has to be updated for the new card Nothing - it will work as before 5. Which of the following IP addresses are publicly routable? 127.34.155.3 172.16.13.23 11.3.10.4 192.168.1.4 6. Select valid MAC-address G2:60:CF:21:99:H0 00:00:5E:80:EE:B0 AEC8:21F1:AA44:54FF:1111:DDAE:0212:1201 192.168.0.0/16 7. MAC layer by OSI model is also known as Layer 2 Layer 7 Layer 3

Layer 6 Layer 1 8. Which computers would be able to communicate directly (without any routers involved) 192.168.0.5/26 and 192.168.0.100 192.168.17.15/29 and 192.168.17.20/28 10.5.5.1/24 and 10.5.5.100/25 10.10.0.17/22 and 10.10.1.30/23 9. Which of the following protocols / port s are used for SNMP. (Simple Network Managemnt Protocol) UDP 161 TCP 25 TCP 162 TCP 161 TCP 123 UDP 162 10. In MikroTik RouterOS, Layer-3 communication between 2 hosts can be achieved by using an address subnet of: /29 /30 /31 /32 11. If ARP=reply-only is enabled on one router interface, router can add dynamic ARP entries for the particular interface. False True 12. The basic unit of a physical network (OSI Layer 1) is the: Byte Bit Header Frame 13. Is ARP used in the IPv6 protocol ? true

14. What protocol does ping use? ICMP UDP TCP ARP 15. How many usable IP addresses are there in a 23-bit (255.255.254.0) subnet? 512 254 508

510 16. Collisions are possible in full-duplex Ethernet networks true

17. Which ones of the following are valid IP addresses? 192.168.13.255 192.168.256.1 1.27.14.254 10.10.14.0 18. If ARP=reply-only is configured on an interface, what will this interface do Accept all IP addresses listed in /ip arp as static entries Add new IP addresses in /ip arp list Accept all MAC-addresses listed in /ip arp as static entries Add new MAC addresses in /ip arp list Accept all IP/MAC combinations listed in /ip arp as static entries 19. Choose all valid hosts address range for subnet 15.242.55.62/27 15.242.55.31-15.242.55.62 15.242.55.33-15.242.55.62 15.242.55.32-15.242.55.63 15.242.55.33-15.242.55.63 20. Select valid subnet masks: 255.255.192.255 192.0.0.0 255.255.224.0 255.192.0.0

Certification example test 1. How many layers does Open Systems Interconnection model have? 5 7 6 9 12 2. The basic unit of a physical network (OSI Layer 1) is the: Bit Byte Frame Header 3. Choose all valid hosts address range for subnet 15.242.55.62/27 15.242.55.31-15.242.55.62 15.242.55.32-15.242.55.63 15.242.55.33-15.242.55.62 15.242.55.33-15.242.55.63 4. Select valid MAC-address AEC8:21F1:AA44:54FF:1111:DDAE:0212:1201 00:00:5E:80:EE:B0 192.168.0.0/16 G2:60:CF:21:99:H0 5. In MikroTik RouterOS, Layer-3 communication between 2 hosts can be achieved by using an address subnet of: /32 /31 /30 /29 6. Which of the following protocols / port s are used for SNMP. (Simple Network Managemnt Protocol) TCP 162 TCP 161 UDP 161 TCP 123 TCP 25 UDP 162 7. Collisions are possible in full-duplex Ethernet networks true

8. Is ARP used in the IPv6 protocol ? true

9. How many usable IP addresses are there in a 23-bit (255.255.254.0) subnet? 508 512 510 254 10. If ARP=reply-only is enabled on one router interface, router can add dynamic ARP entries for the particular interface. False True 11. How many IP addresses can one find in the header of an IP packet? 1 3 2 4 12. How many usable IP addresses are there in a 20-bit subnet? 4096 2046 2047 4094 2048 13. What is term for the hardware coded address found on an interface? IP Address MAC Address Interface Address FQDN Address 14. The network address is The first address of the subnet The last address of the subnet The first usable address of the subnet 15. Which of the following is NOT a valid MAC Address? EA:BA:AA:EE:FF:CB 95:B5:DD:EE:78:8A 88:0C:00:99:5F:EF 80:GF:AA:67:13:5D 13:16:86:53:89:43 16. You have a router with configuration - Public IP :202.168.125.45/24 - Default gateway:202.168.125.1 - DNS server: 248.115.148.136, 248.115.148.137 - Local IP: 192.168.2.1/24

Mark the correct configuration on client PC to access to the Internet IP:192.168.1.223/24 gateway:248.115.148.136 IP:192.168.2.253/24 gateway:202.168.0.1 IP:192.168.2.115/24 gateway: 192.168.2.1 IP:192.168.2.2/24 gateway:202.168.125.45 IP:192.168.0.1/24 gateway:192.168.2.1 17. If ARP=reply-only is configured on an interface, what will this interface do Accept all IP/MAC combinations listed in /ip arp as static entries Accept all IP addresses listed in /ip arp as static entries Add new IP addresses in /ip arp list Accept all MAC-addresses listed in /ip arp as static entries Add new MAC addresses in /ip arp list 18. Select which of the following are 'Public IP addresses': 172.28.73.21 172.168.254.2 11.63.72.21 192.168.0.1 10.110.50.37 19. Select valid subnet masks: 255.255.224.0 192.0.0.0 255.192.0.0 255.255.192.255 20. Which ones of the following are valid IP addresses? 1.27.14.254 192.168.256.1 192.168.13.255 10.10.14.0