What protocol is a WAN technology?

• A.Frame Relay
• B.Ethernet
• C.802.11
• D.802.3

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Where is the source address located in an IPv4 header?

• A.At an offset of 12 bytes
• B.At an offset of 20 bytes
• C.At an offset of 8 bytes
• D.At an offset of 16 bytes

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You work as a Linux Technician for Tech Perfect Inc. The company has a Linux-based network. You have configured a database server in the network. Users complain that the server has become remarkably slow. However, the previous day, the server was performing well. You know that some of the processes may be the cause of the issue. You run the PS command on the server. In the result set, which information will you look at that suggests the problematic process?

• A.A high process ID
• B.A high load average
• C.A low CPU time
• D.A low load average
• E.A high CPU time

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You work as a Network Administrator for Tech Perfect Inc. The company has a Linux-based network. You have configured a VPN server for remote users to connect to the company's network. Which of the following encryption types will Linux use?

• A.MSCHAP
• B.3DES
• C.CHAP
• D.RC2

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Which of the following areas of a network contains DNS servers and Web servers for Internet users?

• A.VPN
• B.MMZ
• C.DMZ
• D.VLAN

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