text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_27 (operating_system_version VARCHAR, memory___ram__ VARCHAR)
  ### Question:
  Which operating system has 1GB (mobile ddr) memory (RAM)?
  ### Answer:
  SELECT operating_system_version FROM table_name_27 WHERE memory___ram__ = "1gb (mobile ddr)"