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MCQs

Total Questions : 262 | Page 1 of 27 pages
Question 1. A report generator is used to
  1.    data entry
  2.    all of the listed here
  3.    update files
  4.    print files on paper
 Discuss Question
Answer: Option D. -> print files on paper
Question 2. Each of data files has a _____ that describe the way the data is stored in the file.
  1.    Records
  2.    Fields
  3.    File structure
  4.    Database
 Discuss Question
Answer: Option C. -> File structure
Question 3. Which of the following is a database administrator's function?
  1.    All of the listed here
  2.    backing up the database
  3.    database design
  4.    performance monitoring
 Discuss Question
Answer: Option A. -> All of the listed here
Question 4. Which of the following is not a logical data-base structure?
  1.    network
  2.    relational
  3.    chain
  4.    tree
 Discuss Question
Answer: Option C. -> chain
Question 5. Primitive operations common to all record management systems include
  1.    Look-up
  2.    Print
  3.    Sort
  4.    All of the listed here
 Discuss Question
Answer: Option A. -> Look-up
Question 6. Periodically adding, changing and deleting file records is called file
  1.    upgrading
  2.    restructuring
  3.    Updating
  4.    renewing
 Discuss Question
Answer: Option C. -> Updating
Question 7. After you _____ a record, many data management the environments require you to issue a command to save the changes you made.
  1.    Delete
  2.    Sort key
  3.    Update
  4.    Index
 Discuss Question
Answer: Option C. -> Update
Question 8. In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction?
  1.    COMMIT
  2.    SAVE
  3.    ZIP
  4.    PACK
 Discuss Question
Answer: Option A. -> COMMIT
Question 9. What is the language used by most of the DBMSs for helping their users to access data?
  1.    SQL
  2.    4GL
  3.    Query language
  4.    High level language
 Discuss Question
Answer: Option C. -> Query language
Question 10. Data item characteristics that are important in data management include
  1.    language
  2.    width
  3.    punctuation
  4.    spelling
 Discuss Question
Answer: Option B. -> width

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