Network Engineering and Security Quiz

A network engineer is working on a bash script in order to automate some mundane tasks needed by the department. Why would the engineer add a she-bang (#!) to the top of the script as shown: #!/bin/bash

• The script file has specific commands that are preceded by the exclamation mark (!) and should not be executed.

• The script file has specific commands that are preceded by the pound sign (#) and should not be executed.

• The commands within the script fie are to have the output stored in the /bin/bash directory.

• The script file has commands that need to be run in the bash shell.

An international manufacturing company is implementing an industrial internet of things plant infrastructure. The design requires that computing resources are located as close to the user as possible. Which cloud model is suitable for this situation?

• public

• edge

• private

• hybrid

What are three tools used by developers for scanning code to check for well-known security issues? (Choose three.)

• Bandit

• Viptela

• VisualCodeGrepper

• Brakeman

• Docker

A network engineer is configuring a Jenkins job and finishing with the following script in order to trigger the build: node { stage('Preparation') { catchError(buildResult: 'SUCCESS') { sh 'docker stop samplerunning' sh 'docker rm samplerunning' } } stage('Build') { build 'BuildAppJob' } stage('Results') { build 'TestAppJob' } } After saving the job, what should the engineer do next?

• Test the script in Docker.

• Run the job.

• Open the Recent Changes option to verify the results of the job.

• Manually run the samplerunning container.

What are three ways to mitigate SQL injection threats? (Choose three.)

• database firewalls

• stored procedures configured with the “db_owner” rights set as default

• stateless packet-filtering firewalls

• whitelist input validation

• dynamic queries

What is the purpose of adding salt to the password hashing process?

• to decrease password complexity

• to increase the length of a password

• to make hashed passwords deterministic

• to create a unique hash for every password

Match the CI/CD software development philosophy with a description.

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What is an operational characteristic of the local version control system?

• It locks a file once it is checked out by a user to prevent modification by others.

• It pushes a working copy of a file to a main repository after individuals have made changes.

• It allows multiple individuals to edit a working copy of a file at the same time.

• It stores a delta of two versions of a file as opposed to the file itself.

An organization is using the Waterfall methodology for a software development project. In what order are the SDLC phases completed when using this method?

• requirements and analysis, design, testing, implementation, deployment, maintenance

• requirements and analysis, design, implementation, testing, deployment, maintenance

• requirements and analysis, design, implementation, deployment, test

In which phase of the SDLC process does the product development team gather feedback from the potential customer on the desired features for the new software?

• design

• deployment

• implementation

• requirements and analysis