Informix 11.70 Fundamentals v6.0

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Exam contains 129 questions

Click the Exhibit button.

In the exhibit, which statement is true regarding the update statement of Client 2 if both of the clients are connected to the same logged database?

  • A. Client 2 will update col2 of the rows having col1=20.
  • B. Client 2 will return successfully without updating any rows.
  • C. Client 2 will keep waiting for client 1 to finish its transaction.
  • D. Client 2 will get an error that the "record is locked" or the "table is locked".

Answer : D

Enterprise Replication (ER) requires which data object to exist in all tables participating in replication?

  • A. a primary key
  • B. a unique index
  • C. a virtual column
  • D. a unique constraint

Answer : A

Click the Exhibit button.

An administrator created a table using the SQL statement shown in the exhibit to perform a load operation every day at 11:00 AM. What is the best way to optimize a backup strategy to recover the client table in case of a failure?

  • A. a level-1 backup at 6:00 AM everyday
  • B. a level-0 backup soon after the load operation
  • C. a level-1 backup on Sunday and continuous log backup
  • D. a level-2 backup at 6:00 AM every day and continuous log backup

Answer : B

Which two operations are performed with the onspaces command? (Choose two.)

  • A. Add space to the server.
  • B. Compress server space.
  • C. Encrypt the server space.
  • D. Remove space from the server.
  • E. Restrict access to the server space.

Answer : A,D

In which way is a Remote Standalone (RS) secondary server different from a High-
Availability Data Replication (HDR) secondary server?

  • A. RS secondary servers do not support DRAUTO.
  • B. RS secondary servers support replication at the column level
  • C. You can have more than one RS secondary server in a cluster.
  • D. RS secondary servers can be directly upgraded to a primary server.

Answer : C

What are two system level databases? (Choose two.)

  • A. sysperf
  • B. sysadmin
  • C. sysmaster
  • D. sysmonitor
  • E. sysscheduler

Answer : BC

How can you determine which databases are created in an instance?

  • A. use dbschema utility
  • B. inspect ONCONFIG file
  • C. List reserved pages with oncheck -pr
  • D. run SELECT name FROM sysmaster:sysdatabases

Answer : D

Which two statements will delete all rows from table_name? (Choose two.)

  • A. DROP FROM table_name ;
  • B. DELETE FROM table_name ;
  • C. DELETE * FROM table_name ;
  • D. TRUNCATE TABLE table_name ;
  • E. DELETE ALL FROM table_name ;

Answer : BD

Why would you want to create a table with a lock mode row as opposed to a lock mode page?

  • A. to reduce disk I/O
  • B. to keep more information in memory for each locked row
  • C. to increase concurrency among multiple users on the same table
  • D. to reduce the number of locks when accessing rows out of the table

Answer : C

Which two of the following are required for creating a dbspace? (Choose two.)

  • A. a mirror chunk
  • B. two or more chunks
  • C. a cooked file or raw device
  • D. a file owned by root or administrator
  • E. dbspace name containing only letters, digits, underscores, or $ characters.

Answer : C,E

Which of these commands will create a table containing a column that will be automatically populated with a numeric value starting from an initial value of 2301 and incremented as rows are inserted?

  • A. CREATE TABLE customer (cust_num SERIAL(2301), ?;
  • B. CREATE TABLE customer (cust_num SERIAL INIT 2301,?;
  • C. CREATE TABLE customer (cust_num INT SET SERIAL 2301,?;
  • D. CREATE TABLE customer (cust_num SERIAL,? SET SERIAL 2301;

Answer : A

What are two ways to create table t1 with row level locking? (Choose two.)

  • A. Execute the command "create table t1 (c1 int) locking row".
  • B. Execute the command "create table t1 (c1 int) lock level row".
  • C. Execute the command "create table t1 (c1 int) lock mode row".
  • D. Set DEF_TABLE_LOCKMODE to ROW in ONCONFIG before executing "create table t1(c1 int)".
  • E. Set the environment variable DEF_TABLE_LOCKMODE to ROW before executing "create table t1(c1 int)".

Answer : CD

Which utility can be used to relocate the physical log to a new dbspace?

  • A. onlog
  • B. ontape
  • C. onspaces
  • D. onparams

Answer : D

Which of the following methods will allow you to determine how much space is currently in use?

  • A. Query the $ table
  • B. Query the sysstats database
  • C. Query the sysusers database
  • D. Query the sysmaster database

Answer : D

In which two places may a function be used in a SELECT statement? (Choose two.)

  • A. in a subquery
  • B. in a HAVING clause
  • C. in a GROUP BY clause
  • D. in the ORDER BY clause
  • E. in the select (or projection) list

Answer : AE

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Exam contains 129 questions

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