Banking Computers Science IBPS Bank Clerk CWE-V Main Exam 02-01-2016

  • question_answer
    Which of the following places the common data elements in order from smallest to largest?

    A)  character, record, field, file, database

    B)  database, file, field, record, character

    C)  record, file, field, character, database

    D)  field, file, character, database, record

    E)  character, field, record, file, database

    Correct Answer: E

    Solution :

    [e] Data is organized in data storage hierarchy of increasingly complex levels: bits, bytes (characters), fields, records, files, and databases. Data logically organized in to:
    Bits (characters): - a bit is the smallest unit smallest unit of data representation (0ot 1):
    Byte: a unit of digital information that most commonly consists of 8 bits;
    Field: a field consists of a grouping or character
    Record: record consists of fields, with each field describing an attribute of the entity
    File: a group of related records:
    Database:  an integrated collection of logically related records or files


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