201-450 試験問題を無料オンラインアクセス

Which system files are updated as devices are mounted and unmount to provide information on the mounted devices and the options used? (Please specify TWO answers)

• A./proc/dtab
• B./proc/mounts
• C./proc/devices
• D./etc/fstab
• E./etc/mtab

Running tcpdump -nli eth1 'tcp' shows the following output:
14:41:53.694538 IP 10.1.52.145.51738 > 24.215.7.162.143: Flags [.], ack
33051, win 1002, options [nop,nop,TS val 36789130 ecr 1746004159],
length 0
What is the source IP address of this packet? (Please specify the answer in digits and dots ONLY.)

User Joseph has successfully extracted and compiled a program from source code. Installing the binaries produces errors. What is the most likely reason?

• A.The source code was compiled for a different CPU
• B.The wrong prefix was used during configuration of the source code
• C.The binaries require root privileges to be installed
• D.The permissions set in the /usr/bin directory are wrong

What script is included with the kernel source to patch a kernel?

• A.patch-kernel
• B.apply-patch
• C.patch
• D.update-kernel

Considering the following kernel IP routing table below, which of the following commands must be used to remove the route to the network 10.10.1.0/24? (Select TWO answers) Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface
203.0.113.162 0.0.0.0 255.255.255.255 UH 0 0 0 ppp0
172.16.87.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
192.168.246.0 0.0.0.0 255.255.255.0 U 0 0 0 eth1
10.10.1.0 192.168.246.11 255.255.255.0 UG 0 0 0 eth1
127.0.0.0 0.0.0.0 255.0.0.0 U 0 0 0 lo
0.0.0.0 203.0.113.162 0.0.0.0 UG 0 0 0 ppp0

• A.ip route delete 10.10.1.0/24
• B.route del 10.10.1.0/24
• C.route del -net 10.10.1.0/24
• D.ip net delete 10.10.1.0/24
• E.route del 10.10.1.0/24 gw 192.168.246.11