1z1-105 試験問題を無料オンラインアクセス

Which two commands can be used to find the cgroup to which a given process with PID belongs?

• A.ps -o cgroup | grep PID
• B.cgget -a | grep PID
• C.cat /proc/PID/cgroup
• D.lscgroup | grep PID

Which two statements are true about the cpuset cgroup subsystem?

• A.It controls CPU scheduling according to relative CPU shares of cgroup tasks.
• B.It assigns individual CPUs and memory nodes for NUMA-enabled architectures to cgroup tasks.
• C.It reports the total CPU time used by cgroup tasks.
• D.It assigns individual CPUs on a multicore system to cgroup tasks.

What statement is true about udev?

• A.Its configuration is based on device properties and attributes maintained indevfs.
• B.It produces persistent device names for all devices.
• C.It dynamically creates kernel devices for only those devices that are connected.
• D.It uses predefined kerneldevices in/devfor all combinations of that may be connected to a system to support dynamic device name assignment.

Which two statements are true about OCFS2 heartbeats?

• A.A list of heartbeat devices is stored in the/etc/sysctl.conffile.
• B.A local heartbeat refers to disk heartbeatingon all shared devices.
• C.Heartbeat mode can be configured at the file system level.
• D.Only one heartbeat mode can be active at a time.
• E.A local heartbeat is started during cluster online and stopped during cluster offline commands.
• F.A local heartbeat is strongly recommended for clusters having a large number of mounted file systems.

Examine the udevadm command:
udevadm info --query=all --name=/dev/sdb
What does this command display?

• A.the device tree, and all properties maintained insysfsfor all parent devices in the device tree for the/dev/sdbdisk device
• B.all properties maintained indevfsfor the/dev/sdbkernel device, excluding parent devices
• C.all properties maintained insysfsfor the/dev/sdbkernel device, excluding parent devices
• D.the device tree, and all properties maintained indevfsfor the/dev/sdbdevice, including properties of all parent devices in the device tree for the/dev/sdbdisk device