Comptia (XK0-004) Exam Questions And Answers page 50
Which one of the following best describes the Architecture Vision document?
A description of how the new capability will address stakeholder concerns
A description of the scope and approach for completion of the architecture project
A set of quantitative statements outlining requirements on the implementation
A set of rules and guidelines to support fulfilling the mission of the organization
Networking Fundamentals
Which server role assigns host IP addresses?
Single Choice
Which of the following server roles would assign a host IP address?
DHCP
NTP
DNS
SSH
Networking Fundamentals
A technician wants to secure a sensitive workstation by ensuring network traffic is kept within the local subnet. To accomplish this task, the technician executes the following command:
echo 0 > /proc/sys/net/ipv4/ip_default_ttl
Which of the following commands can the technician use to confirm the expected results? (Choose two.)
echo 0 > /proc/sys/net/ipv4/ip_default_ttl
Which of the following commands can the technician use to confirm the expected results? (Choose two.)
tcpdump
traceroute
route
iperf
ip
arp
Networking Fundamentals
Security
What is a true statement about TOGAF Building Blocks?
Single Choice
Which of the following statements about TOGAF Building Blocks is true?
A good Building Block should not be composed of other Building Blocks
Architecture Building Blocks should be first selected in Phase D
Building Block specifications should be loosely coupled to implementation
Custom developments are known as Architecture Building Blocks
System Configuration and Management
Administrative Tasks
After cloning a remote repository, a new feature of that project needs to be developed and integrated into the next major release.
Which of the following is the first Git operation to run to begin working on this new feature immediately after the clone?
Which of the following is the first Git operation to run to begin working on this new feature immediately after the clone?
merge
init
diff
branch
Scripting and Automation
Shells, Scripting, and Data Management
A systems administrator needs to install a new piece of hardware that requires a new driver. The driver should be manually installed. Which of the following describes the order of commands required to obtain module information, install the module, and check the log for any errors during module installation?
lsmod, modprobe, modinfo
modinfo, insmod, modprobe
modinfo, insmod, dmesg
lsmod, insmod, dmesg
Command Line Interface
Devices, Linux Filesystems, and Filesystem Hierarchy Standard
In order to comply with new security policies, an administrator needs to prevent the SSH server from using insecure algorithms.
Which of the following files should be edited to accomplish this?
Which of the following files should be edited to accomplish this?
/etc/ssh/sshd_config
/etc/ssh/ssh_config
~/.ssh/ssh_config
/etc/ssh/known_hosts
Networking Fundamentals
Security
Which one of the following lists the five quality criteria for defining Architecture Principles?
Rational, Explained, Precise, Stated, Identifiable
Comprehensive, Future proof, Short, Concise, Consistent
Open, Enabling, Flexible, Agile, Dynamic
Stable, Understandable, Complete, Robust, Consistent
Shells, Scripting, and Data Management
Essential System Services
A systems administrator has retrieved the latest copy of the system backup files, which had been stored offsite at a third-party vendor. The systems administrator wants to validate that the data was not modified since the backup.
Which of the following would BEST verify that the data remained the same?
Which of the following would BEST verify that the data remained the same?
Perform rsync.
Perform a MD5 hash on the data.
Perform a SCP from the backup.
Restore from the last full backup.
Devices, Linux Filesystems, and Filesystem Hierarchy Standard
Essential System Services
A junior administrator is configuring local name lookups for fully qualified domain names in an isolated environment. The administrator is given a checklist and must accomplish the following tasks:
• Add localhost with loopback address.
• Add 192.168.192.12/24 to resolve to database01.comptia.org
Given this scenario, which of the following steps should the administrator perform to accomplish these tasks?
• Add localhost with loopback address.
• Add 192.168.192.12/24 to resolve to database01.comptia.org
Given this scenario, which of the following steps should the administrator perform to accomplish these tasks?
Open the /etc/nsswitch.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
Open the /etc/dhcpd.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
Open the /etc/hosts file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
Open the /etc/network file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
Networking Fundamentals
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