FPSC Past Papers MCQs

FPSC Database Administrator Model Papers 2026  — 399 MCQs  (Page 38 of 40)

Practice FPSC Past Papers MCQs with solved questions from real past exams. These MCQs cover FPSC Database Administrator Model Papers 2026 past papers and are ideal for candidates preparing for competitive exams.

View Tests (30 MCQs each)
What is the difference between dedicated and shared server connections?
  • Dedicated uses one server process per session; shared uses dispatchers and a pool of server processes
  • Dedicated is faster for backups only
  • Shared server uses no memory
  • Dedicated requires RAC
What are the three main stages of SQL statement processing?
  • Open, read, close
  • Compile, link, run
  • Lock, update, commit
  • Parse, execute, fetch
What is a hard parse?
  • Parsing a statement that is not found in the library cache
  • Parsing a statement reused from the cache
  • A parse that fails
  • A parse of PL/SQL only
Which parameter sets the target total PGA memory for all server processes?
  • PGA_MAX_BUFFER
  • PROGRAM_MEMORY
  • PGA_AGGREGATE_TARGET
  • PGA_LIMIT_ONLY
What is the large pool used for?
  • Caching data blocks
  • Storing parsed SQL
  • Memory for shared server session data, RMAN I/O and parallel execution buffers
  • Storing redo entries
What is a logical read?
  • Reading a data block from the database buffer cache in memory
  • Reading from a redo log
  • Reading a text file
  • Reading the control file
Which parameter controls how long undo data is retained, in seconds?
  • UNDO_LIFE
  • UNDO_RETENTION
  • ROLLBACK_TIME
  • UNDO_HOLD
What does TNS stand for?
  • Transparent Network Substrate
  • Transfer Node System
  • Trusted Network Service
  • Table Name Space
What is the difference between an Oracle SID and a service name?
  • SID is for RAC only; service name is for single instance
  • SID identifies an instance; a service name identifies a service that may map to one or more instances
  • They are the same
  • SID is a password