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Sybase Certification Exams Interview Questions & Answers

Below we have listed all the Sybase Certification Exams Interview Questions and answers. Feel free to comment on any Sybase Certification Exams Interview Questions or answer by the comment feature available on the page.

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Sybase Certification Exams Interview Questions & Answers

Sybase is a computer software company that develops and sells database management system (DBMS) and middleware products. The company was founded in 1984, and the headquarters offices are in Emeryville, CA. Sybase was the first enterprise DBMS for the Linux operating system. Sybase is an enterprise software and services company that produces software to manage and analyze information in relational databases. Sybase is a standalone subsidiary of SAP.

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Adaptive Server Administrator Associate Certification Exam Interview Questions & Answers (0)

Adaptive Server Administrator Professional Certification Exam Interview Questions & Answers (0)

Adaptive Server Enterprise SQL Developer Associate Certification Exam Interview Questions & Answers (0)

Adaptive Server Enterprise SQL Developer Professional Certification Exam Interview Questions & Answers (0)

PowerBuilder Developer Professional Certification Exam Interview Questions & Answers (0)

PowerDesigner Data Modeling Professional Certification Exam Interview Questions & Answers (0)

Replication Server Administrator Professional Certification Exam Interview Questions & Answers (0)

SQL Anywhere Developer Professional Certification Exam Interview Questions & Answers (0)

Sybase IQ Administrator Professional Certification Exam Interview Questions & Answers (0)

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Question
Rating
View Answer
Which of the following is true about the configuration option "max scan
parallel degree"?
A. By default hash based scans will not occur
B. It must be greater than or equal to "max parallel degree"
C. It is a static parameter
D. It sets the maximum number of worker processes for any query
E. "set scan parallel degree n" may be used to temporarily use more worker processes than "max scan parallel
degree"
4.8 Rating
View Answer
You are tuning an ASE which is at "steady state". If you suspect, based on
current usage, that too much memory is allocated to open object structures in your server, which of the
following procedures should you use to most directly confirm or refute your hypothesis?
A. sp_helpconfig
B. sp_countmetadata
C. sp_object_stats
D. sp_monitorconfig
E. sp_configure
4.6 Rating
View Answer
Which ASE commands or utilities can be used to examine partition skew?
(Choose 2)
A. sp_helpdb
B. sp_helpartition
C. sp_help
D. optdiag
E. reorg
4.8 Rating
View Answer
Scheduling priority is a direct attribute of which of the following:
A. Engine Group
B. Execution Class
C. Application
D. Stored procedure
E. Database
4.6 Rating
View Answer
What is the most important criterion when ASE chooses a parallel query
plan?
A. total amount of work done
B. number of locks
C. response time
D. number of logical I/Os performed
4.8 Rating
View Answer
What are some ways to reduce last data page lock contention for inserts?
(Choose 3)
A. alter the table to use the Datarows locking scheme
B. alter the table to use the Datapages locking scheme
C. partition the table
D. create a clustered index on a random key
E. increase the server configuration for the number of locks
F. increase the server configuration for the deadlock checking period
4.6 Rating
View Answer
All of the following tactics may reduce contention for cache spinlocks in an
ASE configured to support multiple online engines, except
A. Increasing the spinlock ratio
B. Creating additional named caches and binding frequently used tables to them
C. Creating partitions in heavily used caches
D. Returning to a single engine configuration
4.5 Rating
View Answer
Which of the following statements describes readpast locking? (Choose 2)
A. It can be specified at the session, transaction, and table level.
B. It allows insert, update, and delete commands to read past any incompatible lock.
C. It allows readers to not block writers.
D. It allows select and readtext queries to silently skip all rows or pages locked with incompatible locks.
4.4 Rating
View Answer
Which of the following cache or IO tuning methods can reduce the spinlock
contention on a single "hot" table that is already bound to a named cache?
A. Create 16K buffer pool in the named cache
B. Change the cache replacement strategy of the named cache to relaxed LRU
C. Partition the named cache
D. Increase the named cache size
4.0 Rating
View Answer
Increasing the number of pre-allocated extents to 16 is likely to help the
performance of which of the following operations?
A. index creation
B. bcp in
C. select into
D. alter table lock datarows
E. dbcc checkstorage
4.6 Rating
View Answer
The ACME company has an 8 CPU SMP system running Adaptive Server
Enterprise (ASE). The ASE server has been allocated 1.5 GB of 2.0 GB of memory available. The ASE
server has been allocated 2 engines. There are 1,000 concurrent users of the ASE server.
The sp_sysmon report shows the spinlock contention rate averages 70-80% for the default data cache.
Which steps can be taken to correct this performance problem?
A. Add a 16KB buffer pool to the server.
B. Increase the size of the tempdb database.
C. Add two engines to the ASE server.
D. Add named caches to and bind the appropriate objects to the named caches.
E. Add more locks to the server.
4.3 Rating
View Answer
What is the purpose of dsync flag?
A. to synchronize primary and mirrored devices
B. to synchronize primary and secondary databases
C. to control whether writes to operating system files are buffered or not
D. to control Backup Server's access to a dump device
4.7 Rating
View Answer
Consider the following scenario:An update has to be performed to the price
column in the titles table. Two are considered, a SQL update statement versus a cursor-based approach
updating the price row-by-row. What might be an advantage of cursors in this scenario?
A. Faster than set-oriented processing
B. May increase concurrency by committing each row as a transaction
C. Reduces the number of log records
D. Enables users to access the table using the cursor's security privileges.
4.9 Rating
View Answer
The reorg command may be used to: (Choose 2)
A. Compact a table that uses datarows locking.
B. Reclaim unused space in a table that uses allpages locking.
C. Reclaim unused space in an index that uses datapages locking.
D. Rebuild a table that uses allpages locking.
4.4 Rating
View Answer
All of the following tactics may reduce contention for cache spinlocks in an
ASE configured to support multiple online engines, except
A. Increasing the spinlock ratio
B. Creating additional named caches and binding frequently used tables to them
C. Creating partitions in heavily used caches
D. Creating a second buffer pool in a heavily used named cache
E. Returning to a single engine configuration

4.6 Rating
View Answer
Which of the following statements best describes a DOL table with a cluster
ratio of 0.97:
A. The table is poorly structured and should be fixed by a reorg rebuild
B. Dense table packing will increase the probability of data page splits
C. Large I/O strategies will be particularly effective on this table
D. The clustered index is almost as big as the table itself.
E. Row forwarding is extremely unlikely due to large allocation gaps.
3.9 Rating
View Answer
When you run optdiag command on a allpages-locked table with 1000
pages, what will be value of "Forwarded row count"?
A. 1000
B. 500
C. 0
D. 1
4.4 Rating
View Answer
Which of the following applications can benefit from data-only locking?
A. The table is a partitioned heap table that has a high rate of inserts
B. Applications need to maintain an extremely high transaction rate even though contention is low
C. Applications require clustered access to the data rows due to range queries or order by clauses
D. A nonclustered index is required and all the inserts occur at the end of the index
3.8 Rating
View Answer
Which of the following are true of the Datarows Locking Scheme? (Choose
2)
A. Index pages are locked.
B. No transaction locks are held on index pages.
C. Server uses page locks and row locks, but not table locks.
D. Server uses table locks and row locks, but not page locks.
4.1 Rating
View Answer
All of the following tactics may reduce contention for cache spinlocks in an
ASE configured to support multiple online engines, except
A. Increasing the spinlock ratio
B. Creating additional named caches and binding frequently used tables to them
C. Creating partitions in heavily used caches
D. Returning to a single engine configuration
4.6 Rating
View Answer

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