[单项选择]– Look, I'm getting too fat. I must do more exercise. -（）
A. Yes, you should work out.
B. Yes, you should watch out.
C. Yes, you should run out.

[单项选择]What must an administrator do to prevent new telnet users from connecting to the system?（）
A. rmdev -l /dev/pts
B. touch /etc/nologin
C. chdev -l sys0 -a nologin
D. chuser -a login=false ALL

[多项选择]What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）
A. Set each end of the trunk line to IEEE 802.1Q encapsulation.
B. Set the same VTP management domain name on both switches.
C. Set all ports on the two switched as access ports.
D. Configure one of the two switches as a VTP server.
E. Connect the two switches using a rollover cable.
F. Use a router to forward VTP traffic between the VLANs.

[单项选择]What must an administrator do to create two new volume groups on a system with only one spare disk?（）
A. Run the 'mkvg -M' command to create multiple volume groups on a single disk
B. Add a new disk to the system or release a disk from the one of the existing volume groups
C. Run the 'mkvg' command to create multiple volume groups on a single disk providing the disk does not have a PVID
D. Run the 'mkvg' command to create multiple volume groups on a single disk providing the volume groups have the same PP size

[单项选择]A proper look-out must be kept（）.
A. only in fog
B. only between the hours of sunset and sunrise
C. only when entering and leaving port
D. at all times

[单项选择]The look-out must be able（）full attention to the（）of a proper look-out．
A. to give/keep
B. giving/keeping
C. giving/keep
D. to give/keeping

[单项选择]Must I do the washing-up tonight?（）
A. No, you mustn‘t if you don‘t want.
B. Leave it if you‘re exhausted.
C. Washing-up is really exhausting.
D. Washing-up really takes up time.

[单项选择]He had a（）look in his eyes. He must have been shocked.
A. empty
B. bare
C. blank
D. hollow

[简答题]Why do we say tree diagrams are more advantageous and informative than linear structure in analyzing the constituent relationship among linguistic elements Support your statement with examples?

[单项选择]Do you want to wait? Five days（）too long for me to wait.
A. was
B. were
C. is
D. are

[多项选择]Whattwo things must you do onthe router before generating an SSH key with the "crypto key generate rsa"IOS command？ （）
A.  Configure the SSH version that the router will use
B.  Configure the host name of the router
C.  Enable AAA Authentication
D.  Configure the default IP domain name that the router will use
E.  Enable SSH transport support onthe vty lines

[单项选择]（）You too!
A. Merry Christmas!
B. What a beautifulday!
C. Help yourself!
D. It's very kind of you!

[单项选择]Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）
A. Vessel's type
B. Vessel's course
C. Navigational status
D. All of the above

[单项选择]Your ship must（）.
A. Reduce speed
B. Increase speed
C. Change speed
D. Stop engine

[单项选择]Which additional configuration must be completed when setting up role restrictions using certificates? （）
A. Set up a certificate authentication server.
B. Configure the authentication realm to remember certificate information.
C. Configure the authentication realm to use a certificate server for authentication.
D. Configure a role mapping rule requiring certification information to map user to role.

[多项选择]Which three configuration steps must be completed for a Cisco router in order to enable local AAA login authentication?（） (Choose three.)
A. Apply the method list to an interface
B. Specify the default method list and apply it to the interface
C. Enable AAA
D. Define a method list

[单项选择]Which options must you configure while performing an automated Tablespace Point-in-Time Recovery(TSPITR) by using Recovery Manager (RMAN)?（）
A. New channels for restore and recovery tasks
B. New name for the data files of the tablespace
C. Auxiliary name for the data files of the tablespace
D. Auxiliary destinations for an auxiliary set of data files

[单项选择]Which parameters must you select when configuring operating system probes SCREEN options?（）
A. syn-fin, syn-flood, and tcp-no-frag
B. syn-fin, port-scan, and tcp-no-flag
C. syn-fin, fin-no-ack, and tcp-no-frag
D. syn-fin, syn-ack-ack-proxy, and tcp-no-frag

[单项选择]A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices. What would be the most efficient way to configure MAC-level security on all these ports?（）
A. Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address command.
B. Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command.
C. Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them.
D. Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security.