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Mainframe Programming: COBOL, REXX, TSO, INSYNC, and DB2

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Multiple Choice

What is a lock in DB2?

  1. A lock is the mechanism that controls access to rows and coloumns
  2. A lock is the mechanism that controls access to table views
  3. A lock is the mechanism that controls access to data pages and table spaces.
  4. None of the Above
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