701-100 Online Practice Questions and Answers

Which statements are true regarding databases during the deployment of a new release of a service using canary deployment? (Choose two correct answers.)

A. Changes to the database schema can take long and reduce the database performance.

B. Traffic to the database will significantly increase because of the additional service instance.

C. The database schema must be compatible to all running versions of a service.

D. The database is locked while its content is copied to the canary database.

E. Canary deployments require two synchronized instances of each database.

What happens when a merge conflict occurs in git? (Choose two correct answers.)

A. The conflicting files remain unchanged in the local repository.

B. Conflict markers are added to the files.

C. A new branch containing the remote changes is created.

D. The affected files are flagged as conflicting.

E. The newest version is placed in the local repository.

Which Ansible keyword is used in a playbook to store the result (i.e. return code) of a task in a variable?

A. register

B. return

C. output

D. result

E. set_fact

Which of the following functions are provided by the Ansible apt module? (Choose two correct answers.)

A. Update an installed package to the latest version.

B. Update the list of available packages from configured repositories.

C. Re-compile an installed package from the source code.

D. Add the URL of a new repository to the package manager configuration.

E. Install a dpkg based Linux distribution on an empty target system.

Which of the following commands lists the nodes in a Docker Swam cluster?

A. docker-swarm listnodes

B. docker engine ls

C. docker node ls

D. docker machine ls

E. docker swarm nodes

Which vagrant sub command executes a command in a running box? (Specify only the sub command without any path or parameters.)

A. ssh

An online shop needs to store information about clients and orders. A list of fixed properties for clients and orders exists. The data storage should enforce specific data types on these properties and ensure that each order is associated with an existing client.

Which of the following cloud services is capable of fulfilling these requirements?

A. An in-memory database like memcached.

B. An object store like OpenStack Swift.

C. A messaging service like OpenStack Zaqar.

D. A NoSQL database like MongoDB.

E. A relational database like MariaDB.

Which property of a Kubernetes Deployment specifies the number of instances to create for a specific Pod? (Specify ONLY the option name, no matter of its location in the object hierarchy)

A. The property you are looking for is replicas. This is a field directly under the Deployment object and specifies the number of Pod replicas that should be maintained by the Deployment.

In a continuous delivery pipeline, which of the following stages exist? (Choose THREE correct answers)

A. Deploy

B. Decommission

C. Test

D. Code

E. Build

Using the Ansible cron module a crontab entry should be created for example.sh which runs once after reboot. Which of the following is a calid Ansible task for this purpose?

A. –cron: Reboot: " /usr/local/bin/example,sh

B. –cron: special: reboot crontab: "/usr/local/bin/example.sh

C. –cron: crontab: "reboot/* * * * * root /usr/local/bin/example.sh

D. –cron: uptime: */0 task: "/usr/local/bin/example.sh"

E. –cron: special_time: reboot job: "/usr/local/bin/example.sh