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单选题
A system is experiencing name resolution issues. The administrator has verified that /etc/resolv.conf is suitably configured using correct syntax. However， processes run by non-root users are failing to resolve any hostnames to IP addresses with the error ’No response from server’. Which tool will help trace the nslookup command in an attempt to investigate the problem？（）
A
kdb
B
dbx
C
trace
D
truss
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更多 “单选题A system is experiencing name resolution issues. The administrator has verified that /etc/resolv.conf is suitably configured using correct syntax. However， processes run by non-root users are failing to resolve any hostnames to IP addresses with the error ’No response from server’. Which tool will help trace the nslookup command in an attempt to investigate the problem？（）A kdbB dbxC traceD truss” 相关考题
考题
A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?()
A. /etc/hostsB. /etc/namesC. /etc/rc.tcpipD. /etc/resolv.conf
考题
A user cannot ping any other hostnames from an AIX machine. The error received is "host name earth NOT FOUND". Which of the following files is most likely configured incorrectly？（）A、/etc/resolv.confB、/etc/rc.tcpipC、/etc/aliasesD、/etc/hosts.equiv
考题
Which system is used to resolve names on the Internet， such as comptia.org， to IP addresses？（）A、WINS（windows internet name service）B、HOSTSC、DNSD、LMHOSTS
考题
Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this scenario?（）A、The DHCP server has an incorrect gateway configured.B、The DHCP server was incorrectly configured with a six hour lease time on addresses.C、The DHCP server was incorrectly configured with no-expiring lease time on addresses.D、The DNS server is no longer functional and internal name-address resolution is down.
考题
On AIX systems， where DNS resolution takes precedence over NIS， a particular process needs to resolve names using /etc/hosts first. Which of the following processes is the best way to accomplish this without affecting the rest of the system’s name resolution？（）A、Set the NSORDER environmental variable of the environment which invokes the process to：NSORDER="local，nis，bind"B、Set the NSORDER environmental variable of the environment which invokes the process to： NSORDER="hosts=auth，nis，bind"C、Edit /etc/netsvc.conf to add a line similar to the following： process /full/path/of/process {hosts=local，nis，dns}D、Unset NSORDER environment variable of the environment which invokes the process
考题
Several remote sales employees， who have come into the office this week， report that they are unable to get on the Internet， but no other users have reported similar issues. The help desk hasescalated the issue and the case notes state that the users have IP addresses that begin with 169. Which of the following should the system administrator check FIRST？（）A、DHCP serverB、Network switchesC、DNS serverD、Core router
考题
An email server has been installed； however， the staff reports that they are unable to receive email from external email addresses， but they can email each other. Which of the following is the MOST likely reason for this？（）A、 The company firewall is blocking SMTP ports.B、 The DHCP server is misconfigured.C、 The DNS server is only resolving internal name spaces.D、 The email server should be configured to resolve names by IP addresses.
考题
Which smb.conf configuration keyword determines the hostname resolution order？（）A、 use adsB、 name resolve orderC、 use nsswitch.confD、 use resolv.conf
考题
A system is experiencing name resolution issues. The administrator has verified that /etc/resolv.conf is suitably configured using correct syntax. However, processes run by non-root users are failing to resolve any hostnames to IP addresses with the error 'No response from server'. Which tool will help trace the nslookup command in an attempt to investigate the problem?（）A、kdbB、dbxC、traceD、truss
考题
A system administrator receives a new server and has booted the system for the first time. The administrator has set up the terminals and users. The user start to log on. Root is logged in on the console. When additional users start to log in, an error is displayed stating that All available login sessions are in use. Which of the following steps should be followed to resolve this problem?（）A、Permissions on /etc/security were changed in error; do a chmod 755 on /etc/security directory.B、Increase the number of licenses; using smit chaili censeC、Change the Maximum number of PROCESSES allowed per user variable; using smit chgsys.D、Change User can logi field from false to true: using smit chuser.
考题
An AIX server is configured with a static IP address but the system administrator wants the server to give out IP addresses for clients who want to use the dynamic host configuration protocol instead of static IP addresses.How is this accomplished？（）A、Use SMIT to have the server use DHCP instead of a static addressB、Edit /etc/rc.tcpip and start the dhcpsd daemonC、Use the network options command to enable ipforwardingD、Edit /etc/rc.net to set network options back to default
考题
In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）A、IP address and IP label of each service and boot interface in the clusterB、IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the nodeC、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gatewayD、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses
考题
A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?（）A、/etc/hostsB、/etc/namesC、/etc/rc.tcpipD、/etc/resolv.conf
考题
Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（） #cat /etc/resolv.conf domain abc.century.com nameserver 192.9.201.1 nameserver 192.9.201.2 #cat /etc/netsvc.conf hosts = bind，nis，local #echo $NSORDER local，bind A、 /etc/hosts on server 192.9.201.2B、 /etc/hosts on the local systemC、 /etc/named.rev on 192.9.201.1D、 /etc/netsvc.conf on the NIS server
考题
单选题Which system is used to resolve names on the Internet， such as comptia.org， to IP addresses？（）A
WINS（windows internet name service）B
HOSTSC
DNSD
LMHOSTS
考题
单选题On AIX systems， where DNS resolution takes precedence over NIS， a particular process needs to resolve names using /etc/hosts first. Which of the following processes is the best way to accomplish this without affecting the rest of the system’s name resolution？（）A
Set the NSORDER environmental variable of the environment which invokes the process to：NSORDER=local，nis，bindB
Set the NSORDER environmental variable of the environment which invokes the process to： NSORDER=hosts=auth，nis，bindC
Edit /etc/netsvc.conf to add a line similar to the following： process /full/path/of/process {hosts=local，nis，dns}D
Unset NSORDER environment variable of the environment which invokes the process
考题
单选题An AIX server is configured with a static IP address but the system administrator wants the server to give out IP addresses for clients who want to use the dynamic host configuration protocol instead of static IP addresses.How is this accomplished？（）A
Use SMIT to have the server use DHCP instead of a static addressB
Edit /etc/rc.tcpip and start the dhcpsd daemonC
Use the network options command to enable ipforwardingD
Edit /etc/rc.net to set network options back to default
考题
单选题In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）A
IP address and IP label of each service and boot interface in the clusterB
IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the nodeC
IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gatewayD
IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses
考题
单选题A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?（）A
/etc/hostsB
/etc/namesC
/etc/rc.tcpipD
/etc/resolv.conf
考题
单选题An email server has been installed； however， the staff reports that they are unable to receive email from external email addresses， but they can email each other. Which of the following is the MOST likely reason for this？（）A
The company firewall is blocking SMTP ports.B
The DHCP server is misconfigured.C
The DNS server is only resolving internal name spaces.D
The email server should be configured to resolve names by IP addresses.
考题
单选题Several remote sales employees， who have come into the office this week， report that they are unable to get on the Internet， but no other users have reported similar issues. The help desk hasescalated the issue and the case notes state that the users have IP addresses that begin with 169. Which of the following should the system administrator check FIRST？（）A
DHCP serverB
Network switchesC
DNS serverD
Core router
考题
单选题A user cannot ping any other hostnames from an AIX machine. The error received is "host name earth NOT FOUND". Which of the following files is most likely configured incorrectly？（）A
/etc/resolv.confB
/etc/rc.tcpipC
/etc/aliasesD
/etc/hosts.equiv
考题
单选题Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this scenario?（）A
The DHCP server has an incorrect gateway configured.B
The DHCP server was incorrectly configured with a six hour lease time on addresses.C
The DHCP server was incorrectly configured with no-expiring lease time on addresses.D
The DNS server is no longer functional and internal name-address resolution is down.
考题
单选题Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（） #cat /etc/resolv.conf domain abc.century.com nameserver 192.9.201.1 nameserver 192.9.201.2 #cat /etc/netsvc.conf hosts = bind，nis，local #echo $NSORDER local，bindA
/etc/hosts on server 192.9.201.2B
/etc/hosts on the local systemC
/etc/named.rev on 192.9.201.1D
/etc/netsvc.conf on the NIS server
考题
单选题A system administrator has just applied an update to an AIX system to correct a problem, The APAR number is IX49035 and was shipped as part of the PTF number U437542. After applying the APAR fix, the administrator wants to ensure that the fix is applied before informing the system users of the corrected problem. Which of the following commands should the system administrator run to verify that the APAR fix has been applied to the system?（）A
lslpp -f IX49035B
lslpp -fB U437542C
instfix -f IX49035D
instfix -ik IX49035
考题
单选题A system administrator receives a new server and has booted the system for the first time. The administrator has set up the terminals and users. The user start to log on. Root is logged in on the console. When additional users start to log in, an error is displayed stating that All available login sessions are in use. Which of the following steps should be followed to resolve this problem?（）A
Permissions on /etc/security were changed in error; do a chmod 755 on /etc/security directory.B
Increase the number of licenses; using smit chaili censeC
Change the Maximum number of PROCESSES allowed per user variable; using smit chgsys.D
Change User can logi field from false to true: using smit chuser.
考题
单选题Which smb.conf configuration keyword determines the hostname resolution order？（）A
use adsB
name resolve orderC
use nsswitch.confD
use resolv.conf
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