How many bits are in the NETWORK portion of the following address block:
Address: 10.1.0.0
Subnet: 255.255.255.224
A. 27
B. 32
C. 24
D. 29 -
... [Show More] ANSWER A. 27
What class is the address 170.19.82.45?
A. Class C
B. Class A
C. Class B
D. Class D - ANSWER C. Class B
Which utility makes use of ICMP to function?
A. traceroute
B. whasup
C. icmpstat
D. netstat - ANSWER A. traceroute
In the network 192.168.5.0/23, what would be the broadcast address?
A. 192.168.4.0
B. 192.168.1.0
C. 192.168.5.255
D. 192.168.255.255 - ANSWER C. 192.168.5.255
In the address ab00:fc87:234a:0090:5120:ffab:bc8a:0098/23, what does the /23 indicate?
A. The address of the router
B. The number of bits in the network portion of the address
C. The position in the address where the messages should be sent
D. The host address - ANSWER B. The number of bits in the network portion of the address
With the following IP header, what is the destination IP address:
45 00 03 3D 1E EB 40 00 40 06 5D E8 C0 A8 01 16 AD C2 4B 67
A. 192.168.1.38
B. 173.195.74.108
C. 103.75.194.137
D. 173.194.75.103 - ANSWER D. 173.194.75.103
If you see the IP address fe80::0050:8790:4554:2300/16, the :: indicates what?
A. There are 0s between the ::.
B. This is a delimiter between addresses.
C. This indicates empty space.
D. There are 1s between the ::. - ANSWER A. There are 0s between the ::.
What can you say about the following packet capture?
14:18:25.906002 apollo.it.luc.edu.1000 > x-terminal.shell: S
1382726990:1382726990(0) win 4096
14:18:26.094731 x-terminal.shell > apollo.it.luc.edu.1000: S
2021824000:2021824000(0) ack 1382726991 win 4096
14:18:26.172394 apollo.it.luc.edu.1000 > x-terminal.shell: R
1382726991:1382726991(0) win 0
14:18:26.507560 apollo.it.luc.edu.999 > x-terminal.shell: S
1382726991:1382726991(0) win 4096
14:18:26.694691 x-terminal.shell > apollo.it.luc.edu.999: S
2021952000:2021952000(0) ack 1382726992 win 4096
14:18:26.775037 apollo.it.luc.edu.999 > x-terminal.shell: R
1382726992:1382726992(0) win 0
14:18:26.775395 apollo.it.luc.edu.999 > x-terminal.shell: R
1382726992:1382726992(0) win 0
14:18:27.174846 x-terminal.shell > apollo.it.luc.edu.998: S
2022080000:2022080000(0) ack 1382726993 win 4096
A. This is a SYN flood.
B. These are unexpected messages.
C. This is a sequence number prediction attack.
D. This is a normal remote login sequence. - ANSWER C. This is a sequence number prediction attack. [Show Less]