Discussion
Home ‣ Computer Science ‣ Database Systems Comments
- Question
A _____ means that one record in a particular record type is related to only one record of another record type.
Options- A. One-to-one relationship
- B. One-to-many relationship
- C. Many-to-one relationship
- D. Many-to-many relationship
- E. None of the above
- Correct Answer
- One-to-one relationship
- 1. Large collections of files are called
Options- A. fields
- B. records
- C. databases
- D. file system
- E. None of the above Discuss
- 2. Elementary linguistic units which are smaller than words are:
Options- A. allophones
- B. phonemes
- C. syllables
- D. All of the above
- E. None of the above Discuss
- 3. The Cedar, BBN Butterfly, Cosmic Cube and Hypercube machine can be characterized as
Options- A. SISD
- B. MIMD
- C. SIMD
- D. MISD
- E. None of the above Discuss
- 4. In LISP, the atom that stands for "true" is
Options- A. t
- B. ml
- C. y
- D. time
- E. None of the above Discuss
- 5. When a top-level function is entered, the LISP processor do(es)
Options- A. It reads the function entered
- B. It evaluates the function and the function's operands
- C. It prints the results returned by the function.
- D. All of the above
- E. None of the above Discuss
- 6. In the DBM approach, application programs perform the
Options- A. storage function
- B. processing functions
- C. access control
- D. All of the above
- E. None of the above Discuss
- 7. Which of the following is not characteristic of a relational database model?
Options- A. tables
- B. treelike structure
- C. complex logical relationships
- D. records
- E. None of the above Discuss
- 8. The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a
Options- A. forecasting report
- B. exception report
- C. regularly scheduled report
- D. on demand report
- E. None of the above Discuss
- 9. In any hierarchy of data organization, the smallest entity to be processed as a single unit is called
Options- A. data field
- B. data record
- C. data file
- D. database
- E. None of the above Discuss
- 10. In SQL, which command(s) is(are) used to enable/disable a database trigger?
Options- A. ALTER TRIGGER
- B. ALTER DATABASE
- C. ALTER TABLE
- D. MODIFY TRIGGER
- E. All of the above Discuss
Database Systems problems
Search Results
Correct Answer: databases
Correct Answer: All of the above
Correct Answer: MIMD
Correct Answer: t
Correct Answer: All of the above
Correct Answer: processing functions
Correct Answer: treelike structure
Correct Answer: on demand report
Correct Answer: data field
Correct Answer: ALTER TRIGGER
Comments
There are no comments.More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.