<prompt> Translate the following text to EnglishSheria ya Upatikanaji wa Shirikisho ya 1994 inahitaji kila shirika la utekelezaji kuidhinisha au kufafanua gharama, utendaji, na malengo ya ratiba kwa programu kuu za ununuzi wa shirika.  <response>: In addition, the Federal Acquisition Streamlining Act of 1994 requires the head of each executive agency to approve or define the cost, performance, and schedule goals for major agency acquisition programs. 