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2021 Oct 117-201 practice
Q71. Your routing configuration relies on eth0 being a 3com card that requires the 3c59x module. What line must be added to modules configuration file, to ensure that eth0 always uses this module?
A. eth0=3c59x
B. alias eth0=3c59x
C. alias eth0 3c59x
D. set eth0 3c59x
E. set eth0=3c59x
Answer: C
Explanation:
74. It is possible to configure kernel parameters at runtime (e.g. the maximum size of the shared memory segment (shmmax)). In which TWO ways can this be changed to 2GB (2147483648 Bytes) on a running system?
A. Edit /etc/shmmax and set the parameter to 2147483648.
B. sysctl shmmax=2147483648
C. sysctl kernel.shmmax=2147483648
D. echo 2147483648 > /proc/sys/kernel/shmmax
E. export kernel.shmmax=2147483648
Answer: C,D
Explanation:
Q72. What information can be found in the log file specified by the status parameter in OpenVPN's server.conf? (Select TWO correct answers)
A. Errors and warnings generated by the openvpn daemon
B. Routing information
C. Statistical information regarding the currently running openvpn daemon
D. A list of currently connected clients
E. A history of all clients who have connected at some point
Answer: B,D
Explanation:
Q73. ORRECT TEXT
After a lot of write operations, the changes should be written to the disk. Please enter the appropriate command, without the path or any options or parameters, that would achieve this.
Answer: SYNC
Q74. ORRECT TEXT
You are compiling some software from source. After running ./configure with the appropriate arguments and no errors, what isnext command to run?
Answer: MAKE,MAKEALL
Q75. Why shouldn't the tar options -z and -j be usued when backing up to a tape drive?
A. The tape drive hardware-based compression achieves higher compression rates than either gzip or bzip2 software-based compression.
B. Backup and restore performance will be better if we don't introduce the compression delay into the proccess.
C. Standard Linux compression software won't be able to write to sequential tape media.
D. In case of a damaged tape, uncompressed tar archives may allow partial recovery of the backup data.
E. Standard Linux compression software and hardware compresion in the tape drive will cause bigger files on the tapes.
Answer: D
Explanation:
Rebirth 117-201 exam engine:
Q76. You decide to use the logical volume manager (LVM) to manage four 4GB disk drives. After creating the volume group, how would you create a 10GB logical volume called big-app?
A. vgcreate -p 10g -n /dev/vg01/big-app
B. vgcreate -l 2560 /dev/vg01/big-app
C. mklvm -v 10240 -n /dev/vg01/big-app
D. lvcreate -v 10240 /dev/vg01/big-app
E. lvcreate -l 2560 vg01 -n big-app
Answer: E
Explanation:
Q77. If the command arp -f is run, which file will be read by default?
A. /etc/hosts
B. /etc/ethers
C. /etc/arp.conf D. /etc/networks E. /var/cache/arp
Answer: B
Explanation:
Q78. What command is used to force a file-system check, when rebooting?
A. reboot -f
B. shutdown -f now
C. shutdown -c -r now
D. fsck -r
E. shutdown -F -r now
Answer: E
Explanation:
Q79. Which script, in the linux/scripts directory, can be used to add upgrades or updated code to the
2.6.xx
kernel source code?
A.
patch
B.
patch-kernel C. kernel-update D. upgrade-kernel E. upgrade
Answer: B
Explanation:
Q80. The mailserver is currently called fred, while the primary MX record points to mailhost.example.org. What must be done to direct example.org email towards fred?
A. Add an A record for mailhost to fred's IP address.
B. Add a CNAME record from mailhost to fred.
C. Add another MX record pointing to fred's IP address.
D. Add a PTR record from mailhost to fred.
Answer: A
Explanation: