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Informix 11.70 System Administrator

Question No: 21 – (Topic 1)

Which CANNOT be used to move compressed data from one database to another?

  1. dbload

  2. dbexport

  3. onunload

  4. High-Performance Loader

Answer: C

Question No: 22 – (Topic 1)

Which statement about the scope of UPDATE STATISTICS is true?

  1. If the FOR PROCEDURE keywords are included but the name of any SPL routine is not specified, an error will be returned.

  2. If the FOR TABLE keywords are used without specifying the name or synonym of a table, the database will not recalculate distributions for any table in the current database.

  3. If the FOR TABLE keywords are specified with a table but without specifying a list of columns, the database server will not recalculate distributions on all of the columns of the specified table.

  4. If the FOR PROCEDURE specification, Table and Column Scope, and Resolution clauses are NOT included, then the statistics are updated for every table and SPL routine in the current database.

Answer: D

Question No: 23 – (Topic 1)

What does the ovbuff field of an onstat -p output show?

  1. The number of times that a buffer was read.

  2. The number of times a buffer was extended.

  3. The number of times that any buffer was overwritten.

  4. The number of times the instance ran out of free buffers.

Answer: D

Question No: 24 – (Topic 1)

How does the Deployment Assistant enable you to reduce the size of the installation to be deployed?

  1. By limiting the size of dbspaces.

  2. By removing specific databases.

  3. By removing specific product features.

  4. By removing all free space at the end of a chunk.

Answer: C

Question No: 25 – (Topic 1)

A Connection Manager is started with the following Service Level Agreement: SLA report=(SDS report_server)

Where will a connection to the report SLA be redirected?

  1. Any available SDS (Shared Disk Secondary) server, then report_server.

  2. Report_server, then any available SDS server.

  3. Report_server, then the SDS server with most available resources.

  4. The server with the most available resources in the SLA list, including all SDS servers and report_server.

Answer: D

Question No: 26 – (Topic 1)

When a SELECT statement is executed which statement is true?

  1. The number and duration of the locks is dependent on the ISOLATION LEVEL.

  2. If COMMITTED READ isolation is in place then the SELECT will never encounter any locking errors.

  3. Within a transaction the database server will place row or page locks on a nonlogging table.

  4. If the SELECT is part of an UPDATE cursor then the database server will place an exclusive lock on the entire dataset.

Answer: A

Question No: 27 – (Topic 1)

Most, but not all Virtual Processors, can be modified via the onmode -p command. Which CANNOT be modified?

  1. ADM

  2. BTS

  3. CPU

  4. CSM

Answer: A

Question No: 28 – (Topic 1)

How many paging files are required for SD secondary instances?

  1. There should always be two.

  2. It depends on how many CPU VPs you have.

  3. It depends on how many data dbspaces you have.

  4. It depends on how many temporary dbspaces you have.

Answer: A

Question No: 29 – (Topic 1)

What does the SP_WAITTIME variable control?

  1. The maximum time allowed for distributed stored procedures to complete.

  2. The maximum amount of wait time for a reply from an H/A cluster secondary.

  3. The maximum time a user session will wait for a space extension to complete.

  4. The maximum amount of wait time permitted before an automatic space allocation will begin.

Answer: C

Question No: 30 – (Topic 1)

Which of the following privileges is NOT valid for a table fragment?

  1. ALL

  2. INSERT

  3. UPDATE

  4. CREATE INDEX

Answer: D

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