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  • in reply to: What remarketing audiences cannot be defined by default? #3087
    AvatarPresent Slide

    Users who visited a physical store cannot be defined as a remarketing audience by default. You will need to use an offline data collection method to take those user’s details. This data can then be used to create a custom audience in Google Ads.

    Thus, the correct answer is option 2: Users who visited a physical store

    in reply to: RAD stands for__ #2808
    AvatarPresent Slide

    RAD stands for Rapid Application Development and thus option B is the right answer to this question.

    AvatarPresent Slide

    Data Science and Artificial Intelligence (AI) are two related fields that are growing rapidly in demand due to the massive amount of data available today. The connection between them can be understood as follows:

    • Data Science is the process of extracting insights and knowledge from large data sets using various techniques like machine learning, data mining, and statistical analysis.
    • AI refers to the development of machines that can perform tasks that typically require human intelligence, like visual perception, speech recognition, and decision-making.
    • The connection between these two fields is the use of machine learning algorithms. These algorithms are the building blocks of AI, and they require vast amounts of data to learn.
    • Data Science provides the necessary tools to process and analyze this data, making it an essential part of AI development.
    • As more and more data is being produced and collected every day, both Data Science and AI are becoming even more critical in understanding and utilizing this data.

    The connection between Data Science and AI lies in the use of machine learning algorithms that require vast amounts of data to learn. As we produce more data every day, the demand for professionals skilled in both fields is only going to increase.


    AvatarPresent Slide

    Determining the best master’s course for advanced Data Science largely depends on individual goals, interests, and career aspirations. That being said, there are several factors to consider when selecting a program:

    1. Curriculum: The curriculum should cover a wide range of topics in Data Science, including machine learning, statistical analysis, data mining, and big data technologies.
    2. Faculty: The faculty members should be experienced experts in the field with a track record of producing successful graduates.
    3. Resources: The program should provide access to state-of-the-art facilities and resources, including computing infrastructure, software, and data sets.
    4. Industry connections: The program should have strong industry connections and provide opportunities for internships, mentorship, and networking.
    5. Reputation: The program should have a good reputation and be recognized by employers and other academic institutions.

    To determine the best master’s course for your needs, we recommend researching and comparing multiple programs based on these criteria. You can also reach out to current students and alumni to get a better sense of their experiences and outcomes after completing the program.


    in reply to: Is it good to learn data science from YouTube? #2567
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    Yes, YouTube is an excellent platform for learning new skills, including Data Science. Here are a few reasons why YouTube can be a great starting point for beginners:

    • YouTube is a free and easily accessible platform for beginners to learn Data Science.
    • Many YouTube channels offer visual, engaging content that can help learners understand complex concepts more intuitively.
    • YouTube allows learners to set their own pace and schedule, providing flexibility for those with busy schedules.
    • The platform has a vast library of videos on various Data Science topics, making it easy to find content that suits individual learning styles and preferences.

    To get the most out of YouTube, we have a blog article on our platform that lists some of the best YouTube channels for learning Data Science. These channels offer high-quality, reliable content to help you build your skills and knowledge in the field. You can check out the list and start with your learning process.


    AvatarPresent Slide

    A typical Data Science course could cover a broad range of topics to equip learners with the skills and knowledge needed to analyze and interpret complex data. Some of the major topics covered in a Data Science course include:

    1. Data wrangling and cleaning: Techniques for cleaning and transforming raw data to prepare it for analysis.
    2. Statistical analysis: Descriptive and inferential statistics to analyze data and draw insights from it.
    3. Machine learning: Algorithms and techniques to develop predictive models and uncover patterns in data.
    4. Data visualization: Tools and techniques for creating visual representations of data to communicate insights and findings.
    5. Big data technologies: Knowledge of distributed computing frameworks, such as Hadoop and Spark, to work with large datasets.
    6. Data ethics and privacy: Understanding of ethical considerations when dealing with sensitive data and privacy concerns.
    7. Programming languages: Proficiency in programming languages such as Python, R, and SQL to manipulate data and perform analysis.

    So, a Data Science course provides a comprehensive understanding of data analysis, including data collection, cleaning, analysis, and visualization, using various tools and techniques. You can start learning data science right from your home by enrolling in online course providers like Udemy.


    AvatarPresent Slide

    If you encounter a “TypeError: a bytes-like object is required, not ‘str'” error in your Python code, it means that you are trying to use a string object where a bytes-like object is expected. In Python 3, strings are Unicode objects, while bytes are raw 8-bit values that represent binary data. This error can occur when trying to pass a string to a function or method that expects bytes, such as writing to a file in binary mode.

    One common cause of this error is forgetting to encode a string to bytes before passing it to a function or method that expects bytes. To fix this error, you need to encode your string using an appropriate encoding method, such as ‘utf-8’, ‘ascii’, ‘latin-1’, etc.

    Here’s an example code snippet that demonstrates how to fix this error by encoding a string to bytes using the ‘utf-8’ encoding:

    # create a string object
    my_str = “Hello, world!”

    # encode the string to bytes using the ‘utf-8’ encoding
    my_bytes = my_str.encode(‘utf-8’)

    # pass the bytes object to a function or method that expects bytes

    In this example, we first create a string object my_str. Then, we encode it to bytes using the encode() method and the ‘utf-8’ encoding. Finally, we pass the resulting bytes object my_bytes to a function or method that expects bytes, such as the write() method when writing to a file in binary mode.

    By encoding the string to bytes before passing it to the function or method that expects bytes, we can avoid the “TypeError: a bytes-like object is required, not ‘str'” error.



    AvatarPresent Slide

    The “ValueError: input contains NaN, infinity or a value too large for dtype(‘float64’)” error occurs when there are missing values or infinity values in your dataset. These values can cause issues when performing operations or calculations on the data.

    Here are some steps you can take to fix this error:

    1. Identify the columns or variables that contain NaN, infinity, or large values. You can use the isna() or isnull() functions to find missing values, and the np.isinf() function to find infinity values.
    2. Depending on the number of missing or infinity values, you may choose to drop the rows or columns containing these values using the dropna() function.
    3. Alternatively, you can fill in missing values with an appropriate value using the fillna() function. For example, you can fill in missing values with the mean or median of the column.
    4. If you have large values, you may need to scale your data using normalization or standardization techniques. You can use libraries such as scikit-learn to perform these operations.
    5. Lastly, you can convert the data type of your dataframe to a larger data type using the astype() function. For example, you can convert your data type to float128.

    Here is an example code snippet that demonstrates how to fill in missing values with the mean of the column:

    import numpy as np
    import pandas as pd

    # create a dataframe with NaN values
    df = pd.DataFrame({‘A’: [1, 2, np.nan, 4], ‘B’: [5, np.nan, np.inf, 8]})

    # fill NaN values with the mean of the column
    df = df.fillna(df.mean())

    # print the resulting dataframe


    AvatarPresent Slide

    Here are some common job titles for professionals with Jira skills, along with the typical responsibilities and requirements for each role:

    1. Jira Administrator: A Jira administrator is responsible for managing and maintaining Jira instances, including installation, configuration, customization, and integration with other tools. They may also manage user accounts, security, permissions, and workflows.
    2. Jira Developer: A Jira developer is responsible for customizing and extending Jira functionality, often through the development of plugins or customizations using the Jira API. They may also be responsible for developing and maintaining integrations with other tools.
    3. Agile Coach: An Agile Coach is responsible for implementing and coaching teams on Agile methodologies, including using Jira as a tool to manage Agile workflows. They may also be responsible for training team members on how to use Jira effectively.
    4. Project Manager: A Project Manager may use Jira to manage tasks, track progress, and report on project status. They may also be responsible for setting up Jira projects, workflows, and dashboards for their teams.
    5. Scrum Master: A Scrum Master is responsible for facilitating the Agile process and helping the team to follow the Scrum framework. They may use Jira to manage the backlog, sprint planning, and sprint reviews.

    Requirements for these roles vary depending on the organization and specific job description, but typically include strong Jira skills, knowledge of Agile methodologies, and experience working in a collaborative, team-based environment.


    AvatarPresent Slide

    Jira skills are highly valued and in demand across a wide range of industries and project types. Beloa are some examples of real-world projects where Jira skills are particularly valuable or in demand include:

    1. Software development projects: Jira is a popular tool among software development teams for project management, issue tracking, and collaboration. Jira can help software teams to manage tasks and bugs, track progress, and streamline communication.
    2. Agile project management: Jira is a great tool for managing agile projects, including Scrum and Kanban methodologies. Agile teams can use Jira to manage sprints, backlog items, and iterations, and to track progress against key performance indicators.
    3. IT service management (ITSM): Jira Service Desk is a powerful tool for ITSM teams to manage incidents, service requests, and change requests. With Jira Service Desk, teams can track service level agreements (SLAs), manage knowledge bases, and provide self-service options for users.
    4. Marketing campaigns: Jira can be used to manage marketing campaigns, including tasks related to content creation, social media management, and email marketing. Jira can help marketing teams to collaborate, track progress, and ensure that campaigns are executed on time and within budget.
    5. Project portfolio management (PPM): Jira can be used for project portfolio management, including managing multiple projects and programs across an organization. Jira can help PPM teams to track progress, identify risks and issues, and allocate resources effectively.

    At last, we want to tell you that Jira skills are valuable across a wide range of project types and industries, making them a great asset for anyone looking to advance their career in project management or related fields.


    AvatarPresent Slide

    Yes, there are several certifications and training programs that can help you improve your Jira skills. Some of the popular Jira certifications are:

    1. Atlassian Certified Professional: Jira Administrator – This certification is for Jira administrators who have a deep understanding of how to configure, customize, and maintain Jira.
    2. Atlassian Certified Professional: Jira Software Administrator – This certification is for Jira Software administrators who have a deep understanding of how to manage and customize Jira Software.
    3. Atlassian Certified Professional: Jira Service Desk Administrator – This certification is for Jira Service Desk administrators who have a deep understanding of how to configure, customize, and maintain the Jira Service Desk.

    In addition to certifications, there are also many training programs available for Jira users of all levels. These range from free online tutorials and documentation to paid courses and workshops offered by Atlassian and third-party training providers. Some of the popular training programs include:

    1. Atlassian University – Atlassian’s official training program offers a range of online and in-person courses for Jira users at all levels.
    2. LinkedIn Learning – This online learning platform offers a range of Jira courses, including beginner-level courses on Jira essentials and advanced courses on Jira workflows and customization.
    3. Udemy – This online learning platform has a range of Jira courses at different skill levels, including courses on Jira administration, agile project management with Jira, and Jira reporting and dashboards.

    Overall, certifications and training programs can be a great way to improve your Jira skills and demonstrate your expertise to potential employers.


    in reply to: Is learning Jira beneficial? #2502
    AvatarPresent Slide

    Yes, learning Jira can be highly beneficial as it is a widely-used project management tool with a comprehensive set of features for managing tasks and projects, and designed for collaboration.

    By becoming proficient in Jira, you can improve your productivity, efficiency, and ability to communicate and collaborate with your team members, leading to better outcomes and more successful projects. Additionally, Jira has a large and active community of users with many resources available online for learning and troubleshooting.

    in reply to: What Is Assignee In Jira #2499
    AvatarPresent Slide

    In Jira, an assignee refers to the person who is responsible for completing a particular task or issue. When a new task or issue is created, it is usually assigned to a specific team member or group. The assignee is responsible for completing the task, updating its status, and communicating any issues or progress to the rest of the team.

    Assignees can be changed at any time, either by the person who created the task or by a project manager or team lead. This allows for flexibility and adaptability in task management, as team members may need to be reassigned to different tasks based on their workload, expertise, or availability. The ability to easily assign and reassign tasks is one of the key benefits of using Jira for project management.


    in reply to: SSRS Case Statement #2476
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    In SQL Server Reporting Services (SSRS), a case statement is a control flow expression that allows you to evaluate a series of conditions and return a result based on the first condition that is met. A case statement is similar to an if-else statement in other programming languages.

    Here is an example of a simple case statement in SSRS:

    =SWITCH(Fields!Status.Value = “Pending”, “Pending”,
    Fields!Status.Value = “Approved”, “Approved”,
    Fields!Status.Value = “Rejected”, “Rejected”,
    TRUE, “Other”)

    This case statement will evaluate the value of the “Status” field, and return “Pending” if the value is “Pending”, “Approved” if the value is “Approved”, “Rejected” if the value is “Rejected”, and “Other” for all other values.

    Case statements can be useful for controlling the display of data based on certain conditions and providing more meaningful results to the user.


    in reply to: _ is not a category of SQL command? #2473
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    SCL (Structural Control Language) is not a recognized category of SQL commands.

    The other options are all categories of SQL commands:

    A) TCL (Transaction Control Language) is a category of SQL commands that are used to manage transactions in a database, such as committing or rolling back changes.

    C) DCL (Data Control Language) is a category of SQL commands that are used to control access to and manipulation of data in a database.

    D) DDL (Data Definition Language) is a term used to describe a set of SQL commands that are used to define the structure of a database, such as creating tables or modifying the schema.

    Therefore, the correct answer is B) SCL.


    in reply to: What is SKU In Azure #2469
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    In Azure, SKU stands for “Stock Keeping Unit.” It refers to a specific offering or version of a product or service that is available for purchase.

    For example, Azure offers a variety of virtual machine SKUs with different combinations of resources and features, such as the number of cores, amount of memory, and type of storage. SKUs can also be used to differentiate between different pricing tiers or options for a particular product or service.

    in reply to: Is MuleSoft a Good Career Choice? #2466
    AvatarPresent Slide

    MuleSoft is a software company that provides a platform for building APIs (Application Programming Interfaces) and integrations, and it is a popular choice for organizations looking to connect their various systems and data sources.

    Working with MuleSoft technologies can be a good career choice for individuals with an interest in software development and integration. MuleSoft has a strong market presence and a growing customer base, which can make it a stable and rewarding career choice.

    It can also be a good fit for individuals who enjoy working on complex, technical problems and have strong problem-solving skills. However, like any career choice, it is important for you to consider your personal interests and goals before making the final decision.

    in reply to: What Are The Best Machine Learning Blogs For Beginners? #2464
    AvatarPresent Slide

    Some popular machine learning blogs for beginners include Google AI Blog,, Machine Learning Mastery, Towards Data Science, KDNuggets, and DataCamp. These blogs offer a range of resources, including articles, tutorials, and courses, to help beginners learn machine learning concepts and techniques.

    You can also follow Present Slide’s blog to find great learning resources like free courses, guides, YouTube channels, and more.

    in reply to: In What Order Should I Learn The DevOps Tools? #2463
    AvatarPresent Slide

    The order in which you learn DevOps tools will depend on your goals and the specific tools you are interested in using. However, a general approach could be to first learn the foundations of DevOps, including concepts such as continuous integration, continuous delivery, and infrastructure as code.

    From there, you can start learning specific tools that are relevant to your goals, such as version control systems (e.g. Git), configuration management tools (e.g. Ansible, puppet), and containerization tools (e.g. Docker). It can also be helpful to learn how to use a cloud platform, such as AWS or Azure, as many DevOps tools are designed to be used in conjunction with cloud services.

    in reply to: Is It Worth Doing a Dell Boomi Certification? #2458
    AvatarPresent Slide

    Whether or not it is worth doing a Dell Boomi certification depends on your personal goals and career aspirations, as well as the specific requirements and demands of the job market.

    In general, certifications can be a helpful way to demonstrate your knowledge and skills in a particular area, and they can potentially open up new job opportunities or improve your prospects for advancement.

    However, certifications are not always necessary, and they may not guarantee success in your career. It is important to carefully evaluate the benefits and costs of a Dell Boomi certification and to consider how it fits into your overall career development plan.

    AvatarPresent Slide

    Hey Nitin, It is very difficult for someone else to determine which technology is better for your career, Dell Boomi or IBM Integration Bus (IIB), as it ultimately depends on your personal goals, interests, and skills, as well as the needs and demands of the job market.

    Both technologies are widely used and have their own unique features and capabilities, so it is important to carefully evaluate your own strengths and career goals, and to research the job market and industry trends to determine which technology may be the best fit for you.

    in reply to: How to Start a Career In Dell Boomi In 2022? #2456
    AvatarPresent Slide

    Hey Priya, we are glad that you are looking forward to starting your career with Dell Boomi.

    To start a career in Dell Boomi, you can:

    1. Educate yourself about integration, web technologies, databases, and cloud computing.
    2. Gain practical experience by working on personal projects or interning in a related field.
    3. Consider earning relevant certifications, such as the Dell Boomi AtomSphere Developer certification.
    4. Network and build your professional connections by attending industry events, joining online groups, and seeking out mentorship opportunities.
    5. Update your resume and LinkedIn profile to emphasize your skills and experience, and highlight any relevant certifications or projects.


    in reply to: What Are The Prerequisites to Learn Dell Boomi? #2455
    AvatarPresent Slide

    To learn Dell Boomi, it is generally recommended that you have a basic understanding of the following concepts and technologies:

    1. Integration: Dell Boomi is an integration platform, so having a basic understanding of integration concepts such as APIs, data mapping, and integration patterns can be helpful.
    2. Web technologies: Dell Boomi uses web-based technologies, so having a basic understanding of web technologies such as HTTP, REST, and XML can be beneficial.
    3. Databases: Dell Boomi can be used to integrate with various types of databases, so having a basic understanding of database concepts and SQL can be useful.
    4. Cloud computing: Dell Boomi is a cloud-based platform, so having a basic understanding of cloud computing concepts and technologies can be helpful.

    It is also recommended that you have a general understanding of programming and computer science concepts, as well as strong problem-solving and analytical skills. While these are not strictly required, they can be beneficial in learning and using Dell Boomi effectively.


    in reply to: Is Data Science A Fad? #2454
    AvatarPresent Slide

    No, data science is not a fad.

    Data science is a field that uses various methods, processes, algorithms, and systems to extract knowledge and insights from structured and unstructured data.

    It has been around for decades, and it has become increasingly important in recent years as the amount of data being generated has grown exponentially. Data science is used in a wide range of industries and sectors, including finance, healthcare, retail, and technology, and it is expected to continue to be a critical area of focus in the coming years.

    in reply to: What Is The Salary of a Data Scientist In Big Companies? #2453
    AvatarPresent Slide

    The salary of a data scientist in big companies in India can vary widely depending on factors such as the company, the location, the level of experience, and the specific skills and expertise of the data scientist.

    According to salary data from Glassdoor, the average salary for a data scientist in India is approximately INR 7,00,000 per year. However, this figure can range from INR 5,00,000 to INR 20,00,000 per year or more for data scientists working in larger, more established companies in major cities. It is worth noting that these figures are only estimates and may not reflect the specific salary offered by any particular company.

    in reply to: Does Data Science Require Problem Solving? #2452
    AvatarPresent Slide

    Yes, Data Science involves problem solving.

    Data science is the process of using data to extract insights, make predictions, and inform decision-making. This often involves identifying problems or opportunities, formulating hypotheses, collecting and analyzing data, and communicating findings and recommendations.

    AvatarPresent Slide

    AWS CloudFront is a content delivery network (CDN) that can be used to deliver content, such as web pages, images, and videos, to users around the world.

    To restrict access to the contents delivered in AWS CloudFront, you can use methods such as access control lists (ACLs), origin access identity (OAI), query string parameters, signed URLs, and signed cookies.

    These methods allow you to grant or deny access to specific Amazon S3 bucket or object key prefixes, restrict access to your origin to CloudFront only, grant access to specific versions of an object and grant temporary access to your content with expiration time and specific IP addresses or HTTP referrers.

    in reply to: Cloud in Cloud Computing Represents Which of The Following? #2450
    AvatarPresent Slide

    The correct answer is D) Internet.

    “Cloud” in cloud computing refers to the Internet, or more specifically, to the use of Internet-based services to deliver computing resources and applications. With cloud computing, users can access and use these resources and applications over the Internet, rather than installing them on their own computers or servers.


    in reply to: How to Start a Career As A Cloud Architect In 2022? #2449
    AvatarPresent Slide

    Hey Jatin, welcome to the community.

    To start a career as a cloud architect, you should:

    1. Educate yourself about cloud computing and the different technologies and platforms used in the industry.
    2. Gain practical experience by working on personal projects or participating in online hackathons, or by interning or working in entry-level positions.
    3. Consider earning relevant certifications, such as the AWS Certified Solutions Architect or the Google Cloud Certified Professional Cloud Architect.
    4. Build your professional network by attending industry events and conferences, joining online groups, and seeking out mentorship opportunities.
    5. Update your resume and LinkedIn profile to emphasize your skills and experience, and highlight any relevant certifications or projects.


    in reply to: How Do I Change My Career to Cloud? #2448
    AvatarPresent Slide

    Hey Rituban, If you are interested in changing your career to the cloud, here are some steps you can take:

    1. Educate yourself: If you are new to the field, start by learning about cloud computing and the different technologies and platforms that are used in the industry. There are many online resources and courses available to help you get started.
    2. Gain practical experience: Consider working on personal projects or participating in online hackathons to get hands-on experience with cloud technologies. You can also look for internships or entry-level positions in the field to get your foot in the door.
    3. Get certified: Many employers value certifications as a way to demonstrate your skills and knowledge. Consider earning a certification such as the AWS Certified Solutions Architect or the Google Cloud Certified Professional Cloud Architect.
    4. Network and build your professional connections: Attend industry events and conferences, join relevant online groups and forums, and seek out mentorship opportunities to build your network and learn from experienced professionals in the field.
    5. Update your resume and LinkedIn profile: Emphasize your relevant skills and experience, and highlight any certifications or projects that demonstrate your knowledge of cloud computing.

    By following these steps, you can position yourself for a successful career in the cloud. We hope that these steps can help you in switching your field seamlessly.


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