Reference no: EM13982827
1. Which one is not a basic component of accesing an object using the url
a) Hostname
b) local host
c) Directory
d) Filename
2. Which one is not among the factors you may want to consider when selecting a server.
a) Level of commercial or community support
b) Ease of use
c) Access control and security
d) Ability to act as a proxy
e) Ability to handle encryption
3. Reverse-proxying approach has the following advantages except one. Which one?
a) It eliminates the temptation to allow direct inbound connections to servers that are not in the DMZ.
b) You need to configure only a single DMZ server, rather than one server for each externally accessible service.
c) You can control the accessible URLs at a central choke point, providing some security benefit.
d) You cannot log inbound requests for monitoring and analysis
4. Which one is not a benefit of virtualization
a) It is cost saving
b) Virtualization increases inavailability. Live migration allows physical servers to be taken down for maintenance without downtime or interruptions in service.
c) Virtualization makes the rigorous separation of development, test, staging, and production environments a realistic prospect, even for smaller businesses.
d) Business continuity-that is, the ability of a company to survive physical and logical crises with minimal impact on business operations
5. Which one is not a quality to consider when selecting a good virtualization system
a) Internet-facing web servers that query middleware systems or databases
b) Busy I/O-bound database servers
c) Developer systems, such as build or version control servers
d) Quality assurance test hosts and staging environments
6. Network connectivity for guest machines consists of three components except?
a) A physical network adapter in the host, also known as a pNIC
b) A guest network adapter, referred to as a virtual NIC or vNIC
c) A virtual switch, or vswitch, that creates a network between the host and one or more guests
d) A limited number of guests configuration
7. Which one is not in the virtual machine creation process:
a) Create a storage resource for the guest's files.
b) Create a virtual switch for network connectivity.
c) Create the network adapter
d) Start and install the virtual machine.
e) Create the virtual machine
8. Which one is not among t he steps to get an instance up and running with persistent storage
a) Installing and configuring a Java run-time environment
b) Downloading and installing the EC2 tools
c) Create a virtual switch for network connectivity
d) Creating an EBS volume and attaching it to your instance
e) Creating S3 and EC2 accounts with Amazon Web Services
9. Which one is not among UNIX/Linux application servers.
A. WebLogic
B. webfish
C. WebSphere
D. Jetty
10. When you create a system WPAR with the mkwpar command, it should have all these attributes except
A. The name of the WPAR is mario (-n).
B. Private, writable /opt and /usr filesystems are created (-l).
C. The CPU allocated to this WPAR will be a minimum of 5%, a soft maximum of 15%, and an absolute limit of 25% (-R).
D. Name resolution settings are inherited from the global instance (-r).
11. Network connectivity for guest machines consists of these components. Which one is not a component among these.
A. A physical network adapter
B. A guest network adapter
C. A virtual switch, or vswitch
D. HP-UX host.
12. The core suite of AWS offerings of interest to a UNIX administrator include all these except one. Which one?
A. EC2, the Elastic Compute Cloud
B. EBS, the Elastic Block Store
C. S3, Simple Storage Services
D. EC3, the Elastic Compute storage
13. Which is not a function of a display manager
A. Handles xdm protocol
B. Manages input devices
C. Requests login and passwords
D. Runs startup transcripts
14. Which one is not among Sections of the xorg.conf file
A. ServerFlags
B. ServerLayout
C. Keyboard
D. Monitor
15. Which one is not a language used in Embedded scripting modules for the Apache web server
A. Python
B. Zend
C. PHP
D. Perl
16. Which one Is not among the Useful Apache modules that are not enabled by default
A. Rewrite
B. Proxy
C. mod_ssl
D. userdir
17. which one is not among services that can be left out under virtualization
A. Resource intensive backup servers or log hosts
B. High-bandwidth applications, such as intrusion detection systems
C. Busy I/O-bound database servers
D. Core infrastructure systems, such as LDAP directories,
18. Which is not a function of a display manager
E. Handles xdm protocol
F. Manages input devices
G. Requests login and passwords
H. Runs startup transcripts
19. Which one is not among Sections of the xorg.conf file
E. ServerFlags
F. ServerLayout
G. Keyboard
H. Monitor
20. Which one is not among t he steps to get an instance up and running with persistent storage
f) Installing and configuring a Java run-time environment
g) Downloading and installing the EC2 tools
h) Create a virtual switch for network connectivity
i) Creating an EBS volume and attaching it to your instance
j) Creating S3 and EC2 accounts with Amazon Web Services