Nagios - IT Infrastructure Monitoring MCQ Questions Answers

1. Which is/are the correct key functions of an SNMP Manager?

2. This service will generate alerts if the SSH server does not respond:

3. In relation to Contact Definition, which option are the valid values of the service_notification_options directive?

4. With regard to NRPE v3, what can be the maximum packet size?

5. Different views that are defined by a user. In order to adjust the speed of rotation, what can be the maximum speed?ews-that-are-defined-by-a-user-in-order-to-adjust-the-speed-of-rotation-what-can-be-the-maximum-speed

6. While working with Ubuntu 14.04, which is the valid commands that can be used to create a user named nagios and a group named gpcmd, and to add the user to the group?

7. While monitoring Windows machines, which private attributes/services can be monitored? 1. Running processes. 2. Disk usage. 3. Service states.

8. Which option is the default value of the check_external_commands option in the Nagios.cfg file?

9. Which statement is correct about the NCPA Listener service? 1. It serves and handles connections to the web graphical user interface. 2. It connects and sends passive check results to the defined NRDP URL. 3. It handles external API requests. 4. It provides API for live graphing.

10. In relation to the Nagios.cfg file, which statement is correct? 1. The Object Cache File directive is used for specifying a file in which a cached copy of object definitions should be stored. 2. The cache file is created only once when the Nagios is started for the first time. 3. Cache file is used by the CGIs.

11. With regard to Nagios frontends, which option is NOT a Nagios web interface?

12. While using Auto-Discovery in Nagios XI, which statement correct about the View Job functionality?

13. In relation to enabling the NRPE listener in NSClient++ 0.4.x, which statement is correct about using check_nrpe instead of check_nt? 1. The built-in memory/disk/CPU checks are more flexible and customizable. 2. The CheckExternalScripts module can execute Perl, Python and PowerShell scripts. 3. It uses SSL.

14. In order to run Nagios XI on your server, what is the minimum hard drive required?

15. While defining a host in Nagios, which directive is optional?

16. In order to run Nagios XI on your servaer, what is the minimum memory required?

17. SSH uses which type of cryptography for authentication?

18. In relation to configuring the Nagios server to send mail notifications, which is the correct options for the service_notification_options directive that can be used for defining the service states, for which, notifications can be sent out to a contact?

19. While configuring the firewall, which command can be used to create a firewall rule on your Oracle Linux 7.x machine for allowing incoming traffic to NCPA on TCP port 5693?

20. Which SNMP version provide user-based security?

21. In the NAGIOS-NOTIFY-MIB.txt file, which line send(s) the trap to Nagios?

22. In relation to Extended Host Information Definition, the vrml_image variable is used to define the names of which type of images that should be associated with the host? 1. JPG 2. GIF 3. PNG

23. In relation to theservice_perfdata_file_modeoption in the Nagios.cfg file, which of the following options is the correct value that can be used to open a service performance data file in the non-blocking read/write mode?

24. While installing the NSClient++ agent on a Windows machine, which setup types are available to be installed?

25. While working with the Nagios.cfg file, which statement is incorrect? 1. Dollar symbol '$' can be used for writing comments. 2. White spaces are not allowed before a variable name. 3. Variable names are case-insensitive.

26. While configuring an auto-discovery job in Nagios XI, which option are available in the New Auto-Discovery Job form?

27. In order to configure hosts during the integration of Google Maps with Nagios XI, which option is used to open the Host Management page?

28. Which is the required versions of the Redhat Enterprise Linux (RHEL) for running Nagios XI?

29. In order to receive IPv6 SNMP traps on CentOS 6.x, the following line is replaced with which of the given lines? OPTIONS='-Lsd -p /var/run/snmptrapd.pid'

30. With regard to Host Dependency Definition, which values of thenotification_failure_criteriadirective represents the criteria, 'fail on an UP state'?re_criteriadirective represents the criteria,

31. In relation to monitoring hosts using SSH, which of the following options are mandatory to monitor the remote Linux/Unix server by using the check_by_ssh plugin? 1. Nagios user must be created. 2. Nagios plugins and/or monitoring scripts must be installed. 3. SSH daemon must be installed and configured.

32. Which command is used to carry back the value(s) or signal of actions that are directed by the SNMP Manager?

33. With regard to theexecute_service_checksoption in the Nagios.cfg file, which of the following options are the valid values that can be used?

34. Which option is the valid Nagios plugins? 1. check_disk 2. check_dns 3. check_ntp 4. check_mail

35. While using Auto-Discovery in Nagios XI, which functionalities is NOT provided by the Action column on the Auto-Discovery Jobs page?

36. While defining a host in Nagios, which directive is mandatory?

37. With regard to NCPA API, which is the correct options for the aggregate parameter of thecpustandard module?

38. Can more than one EVENT exist with the same OID/MIB in the snmptt.conf file?

39. With regard to Nagios core, which option is a correct sample file that is used to define customized macros and to store sensitive data?

40. Nagios Core 4.3.4 can be installed on which of the following operating systems? 1. Red Hat Enterprise Linux (RHEL) 2. Apple OS X 3. FreeBSD

41. In relation to the log_rotation_method in the Nagios.cfg file, what is the default value of this rotation method?

42. While installing NCPA on Windows, which token is used to access the web interface and agent's API?

43. Which task will be performed by the NagiosXI-SNMPTrap-setup.sh script on its execution on the Nagios XI server as the root user?

44. Which command can be used to start Nagios Core in Red Hat Enterprise Linux 7.x?

45. While configuring NSClient++ during the installation of Windows agent, NSClient++, a password is mandatory for communication between the Nagios server and the Windows machine. This password is used by which of the following plugins?

46. While configuring NSClient++ during the installation of Windows agent, NSClient++, a password is mandatory for communication between the Nagios server and the Windows machine. This password is used by which of the following plugins?

47. With regard to Host definitions in Nagios, what are the possible values of stalking_options directive?

48. While using Auto-Discovery in Nagios XI, a network scan is performed using which of the following commands? 1. ping 2. nmap

49. While monitoring hosts using SSH, public and private SSH keys are saved in which of directories?

50. Which key is used in NRPE v3 for SSL security?

51. Nagios XI allows users to add how many customized dashboards?

52. While defining a service in Nagios, which is the possible values of thenotification_optionsdirective?

53. While configuring the Google Maps during the integration of Google Maps with Nagios XI, which option will you find under the Misc Settings tab on the Host Management page? 1. VRML image 2. Status image 3. Icon image 4. Action URL

54. While monitoring Windows machines, which task is a part of Active Checks?

55. In Nagios XI, trap definitions are defined in the /etc/snmp/snmptt.conf file. These definitions start with which of the following lines?

56. If you want to configure the Google Maps to show a marker bubble that indicates the status of a host, then you need to add the longitude and latitude coordinates to the notes directive in the host object. Under which of the following directives will you find the Notes field to add the longitude and latitude coordinates?

57. With regard to themax_service_check_spreadoption in the Nagios.cfg file, what is the default value?

58. Which option is the invalid directives ofHost Group Definitionsin Nagios?

59. In Nagios XI interface, what is the function of the icon shown in the given image?

60. While setting map defaults in Nagios XI, what is the recommended range of zoom level?

61. In relation to configuring the firewall on Mac OS X, which statements are correct?

62. While configuring an auto-discovery job in the New Auto-Discovery Job form, what will happen when a comma-separated list of IP addresses and/or network addresses is entered in the Exclude IPs field to exclude from the scan?

63. In order to add a Google API key, we can execute the following command on a Nagios XI server as the root user, after establishing a terminal or SSH connection. vi /usr/local/nagiosxi/html/includes/components/googlemap/map.php

64. Which option is the valid directives that can be used to define a host?

65. The NSClient++ agent can be downloaded from Nagios XI web interface when using the Windows Server monitoring wizard.

66. Which version of SNMP provides community-based security?

67. Nagios can be stopped through which way? 1. init script 2. web interface 3. Manually

68. In Nagios XI, when you navigate to Home > Maps menu, which option is available? 1. BBmap 2. Google Map 3. Hyper Map 4. Value Map

69. Which option is the extended modules that are Python modules and are included in NCPA?

70. While working with Nagios, the NRPE add-on consists of which option? 1. The NRPE agent that runs on the remote Linux/Unix server. 2. The check_nrpe plugin.

71. Which option the standard modules that are built directly into NCPA?

72. Which is the valid options that can be used to restart Nagios daemon?

73. With regard to the $NOTIFICATIONTYPE$ macro, which is the valid values for the macro that can be used?

74. Which is the default value of theservice_check_timeoutoption in the Nagios.cfg configuration file?

75. The main Nagios configuration file is usually located in which of the following directories?

76. While integrating SNMP traps with Nagios XI, the EXEC line executes which python scripts that will submit the check result to Nagios XI, by default?

77. With regard to Host Group Definitions in Nagios, which option IS the mandatory directives?

78. While installing the Windows agent, NSClient++, which Module to load options are available in the NSClient++ Configuration dialog box?

79. The minimal.cfg file is contained in which directories?

80. Which statement is/are correct about secure shell (SSH)?

81. With regard to mapping a Nagios XI user account to the Nagios Fusion user account, which statement is correct?

82. In relation to adding dashlets to dashboard in Nagios XI, what is the function of the icon shown in the given image?

83. While managing dashboards in Nagios XI through theManage My Dashboardslink, which action can be performed?

84. An agent is required for monitoring while implementing effective SNMP Trap management with Nagios.