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  2. HackerRank - Wikipedia

    en.wikipedia.org/wiki/HackerRank

    HackerRank's programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, SQL, and JavaScript) and span multiple computer science domains. [ 2 ] HackerRank categorizes most of their programming challenges into a number of core computer science domains, [ 3 ] including database management ...

  3. Oracle Certification Program - Wikipedia

    en.wikipedia.org/wiki/Oracle_Certification_Program

    The Oracle Certified Master (OCM) credential recognizes the highest level of demonstrated skills, knowledge and proven abilities. OCMs are equipped to answer the most difficult questions and solve the most complex problems. The Oracle Certified Master certification validates a candidate's abilities through passing rigorous performance-based exams.

  4. Oracle SQL Developer - Wikipedia

    en.wikipedia.org/wiki/Oracle_SQL_Developer

    SQL Developer Data Modeler operates with and models metadata. [7] Prior to SQL Developer version 3, it constituted a separate (but integrated) free [8] counterpart of SQL Developer. As of SQL Developer version 3 modeling became an integrated part of the overall tool. "Data Modeler" can produce (among other outputs) .dmd files. [9] Data Miner [10]

  5. 10 Free Online Certification Courses to Advance Your Career - AOL

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    Certificate programs can lead to high-paying jobs -- so if you don't have to pay for a certification, it's a real opportunity. 10 Free Online Certification Courses to Advance Your Career Skip to ...

  6. SQL - Wikipedia

    en.wikipedia.org/wiki/SQL

    SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...

  7. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. List of computer security certifications - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_security...

    In addition to certification obtained by taking courses and/or passing exams (and in the case of CISSP and others noted below, demonstrating experience and/or being recommended or given a reference from an existing credential holder), award certificates also are given for winning government, university or industry-sponsored competitions ...

  9. Why the Dow is suddenly in a historic funk [Video] - AOL

    www.aol.com/finance/why-dow-suddenly-historic...

    The Dow's losses amount to roughly 3%, or more than 1,500 points, in the past nine trading sessions. The index has fallen from a record close of 45,014 on Dec. 4 to 43,499 as of Tuesday's close.

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