Which information can IP filtering technologies use to make packet-forwarding decisions?(Select three.)

source IP address

destination IP address

port address 

Which option in the Microsoft NOS periodically checks for software patches and upgrades via the Internet?

Windows Update 

Which list contains only specific types of DoS attacks

Ping of Death, TCP SYN, Teardrop, and Smurf 

Which Red Hat Linux utility allows an administrator to either select DHCP IP configuration, or to specify a static IP address along with the associated netmask, gateway, and primary nameserver?

netconfig 

In Linux, what is the first program that takes control of the boot process from the BIOS?

LILO 

On a Linux server, which file is usually the best place to locate error messages that have been generated but not displayed on screen?

system log 

Which statement is true about the use of passwords in the Linux operating system?

Passwords are case sensitive. 

What is the term given to a group of independent computers working together as a single system?

cluster

While booting a Linux server, the booting process stopped and the 'LIL-' error code was displayed. What does this indicate?

The disk descriptor table (/boot/map) is corrupt. 

In a Linux system, the set of recent kernel messages is known as the kernel ring buffer. Which command displays these messages?

dmesg 

Which command in Linux is useful to help resolve printing problems?

lpq

What is the maximum amount of down time a mission-critical application can have during the course of the year if the application has a 99.999% availability requirement?

5 minutes 

The graphic displays output from the dmesg command. Where are the messages coming from?

the kernel 

Which TCP/IP utility prints information about network connections, routing tables, and interfaces?

netstat 

Which Redundant Array of Inexpensive Disks (RAID) level is also known as disk mirroring?

RAID 1 

What is the name of the signal that a network administrator sends to remotely power up a computer that has a NIC with WOL technology capabilities?

magic packet 

What is the simplest and most recommended method of creating a custom emergency boot disk for Linux?

Modify one of the existing boot disks.

 What is the term for a commercial facility whose system backup services include server hardware and other equipment?

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