Which of the following firewalls depends on the three-way handshake of the TCP protocol?

1. A. Stateful firewall
2. B. Endian firewall
3. C. Proxy-based firewall
4. D. Packet filter firewall

Correct Answer: A

Fill in the blank with the appropriate facts regarding IP version 6 (IPv6).
IP addressing version 6 uses_____ -bit address. Its____ IP address assigned to a single host allows the host to send and receive data.

1. A. IP addressing version 6 uses 128 -bit addres
2. B. Its unicast IP address assigned to a single host allows the host to send and receive dat

Correct Answer: A

You work as a Network Administrator for Infonet Inc. The company has a Windows Server 2008 domain-based network. The network has three Windows Server 2008 member servers and 150 Windows Vista client computers. The network contains a Windows Server 2008 Core computer.
You want to install the DNS server role on the Windows Server 2008 Core computer. Which of the following commands will you use to accomplish the task?

1. A. start /w ocsetup DNS-Server-Core-Role
2. B. start /w ocsetup DnsServer
3. C. start /w ocsetup DnsServercorerole
4. D. net start "dns server"

Correct Answer: A

John works as a Network Security Administrator for NetPerfect Inc. The manager of the company has told John that the company's phone bill has increased drastically. John suspects that the company's phone system has been cracked by a malicious hacker. Which attack is used by malicious hackers to crack the phone system?

1. A. War dialing
2. B. Sequence++ attack
3. C. Phreaking
4. D. Man-in-the-middle attack

Correct Answer: C

Which of the following tools performs comprehensive tests against web servers for multiple items, including over 6100 potentially dangerous files/CGIs?

1. A. Dsniff
2. B. Snort
3. C. Nikto
4. D. Sniffer

Correct Answer: C