TUNE YOUR LOOP: Database Management for Industrial Automation and Control Systems

TUNE YOUR LOOP: Questions to keep you sharp.

Tune Your Loop is a series of posts consisting of questions from ISA Training Courses.

1. A relational database must have at least two __________.

  1. Files containing user data
  2. Different field names for each data element
  3. Sets of backup file copies
  4. Tables with corresponding primary and foreign keys that link them

2. One way of increasing the availability of a server’s disk subsystem is to __________.

  1. Make regular image backups
  2. Use an encrypted file system
  3. Use RAID technology
  4. Run the disks at a slower speed

3. The standard language initially developed in the 1960s for programmatically
interacting with a DBMS is called __________.

  1. Cobol
  2. Fortran
  3. SQL
  4. Basic

4. The Windows-specific data exchange mechanism designed to connect data
sources (servers) to data users (clients) for real-time and other categories of more
complex data is called __________.

  1. CIA
  2. OPC
  3. Active-X
  4. Modbus

5. The SELECT command is used to perform what type of database operation?

  1. A query
  2. A sort
  3. A record modification
  4. A table reorganization

 

What are your answers before you read ahead?

1. d

2. c

3. c

4. b

5. a

 

From the ISA Course Database Management for Industrial Automation and Control Systems (EA05) pre-instructional survey.

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