Facts about COBOL

1. 12

   Designed in 1959, COBOL introduced the PICTURE clause, allowing programmers to define data formats using symbolic notation that directly described the structure of business records.

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2. 11

   Ninety-seven percent of ATM transactions worldwide rely on COBOL code originally written between 1959 and 1975, making the language indispensable to modern cash withdrawal infrastructure.

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3. 10

   COBOL's verbose English-like syntax requires significantly more lines of code than modern languages, with equivalent programs in Python or Java typically consuming 60-70 percent fewer total lines.

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4. 09

   Roughly 5 million lines of new COBOL code are written annually by organizations maintaining legacy systems, proving the language remains actively developed despite being over six decades old.

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5. 08

   During the Year 2000 problem crisis, COBOL programmers aged 55 and older were rehired at premium rates because their expertise in the language was essential to prevent widespread system failures across global infrastructure.

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6. 07

   A single COBOL program written by Fujitsu in 1981 to manage Japan's railway ticketing system processed over 10 million transactions daily for more than three decades without requiring a complete rewrite.

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7. 06

   In 1968, the American Standards Association published COBOL-68, which introduced the first standardized record-handling capabilities that fundamentally transformed how business databases could organize and retrieve structured information.

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8. 05

   Approximately 9 out of 10 banking transactions in the United States pass through COBOL systems, making the 1959-designed language critical to global financial infrastructure.

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9. 04

   The COBOL standard was first formally defined by the Conference on Data Systems Languages committee in 1961, establishing syntax rules that remain largely compatible with modern COBOL dialects today.

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10. 03

    IBM's COBOL compiler for System/360 in 1966 processed the language so efficiently that it became the standard for mainframe business applications throughout the 1970s and 1980s.

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11. 02

    Grace Hopper's team created the first COBOL compiler in 1960, enabling the language to become the dominant system for business computing within a decade.

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12. 01

    Over 200 billion lines of COBOL code remain in active use across financial institutions and government systems as of 2024.

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