Question 1.
Which index(es) should you create on a DATE datatype column with 3000 unique values for users to search on both an exact date as well as a range of dates?

A. HG
B. DATE
C. DATE and HNG
D. HG and DATE

Answer: D

Question 2.
Which index type supports multiple columns?

A. LF
B. HG
C. FP
D. HNG

Answer: B

Question 3.
What index is created automatically on a column with a foreign key constraint?

A. LF
B. HG
C. Unique HG
D. JOIN

Answer: B

Question 4.
When you perform Alter Table abc Drop Primary Key, what happens?

A. The HG index on the Primary Key column(s) is/are dropped.
B. The Unique HG index on the Primary Key column(s) is/are dropped.
C. The column(s) for the Primary Key are dropped from the table.
D. You receive an error since you must use the Drop Index Command.

Answer: B

Question 5.
What index types are supported for CHAR columns over 255 bytes? (Choose 2)

A. FP
B. LF
C. HG
D. HNG
E. WD

Answer: A, E

Question 6.
A load into a column with a LF index fails when

A. 1,500 unique values are reached.
B. 500 unique values are reached.
C. 10,000 unique values are reached.
D. 65,537 unique values are reached.

Answer: C

Question 7.
A global temporary table (Choose 2)

A. must be explicitly dropped.
B. exists until the connection or the compound statement in which it is declared ends.
C. writes data to the IQ Catalog Store.
D. uses one table definition but maintains a separate instance of the data per user.

Answer: A, D

Question 8.
Given the command: create table t1 (col1 char(10) IQ UNIQUE(70000)) 

What index will be built for col1 when initially loading the table?

A. 1-byte FP
B. 2-byte FP
C. Flat FP
D. HG

Answer: C

Question 9.
Which indexes provide the optimizer with both column cardinality AND distribution of values for each distinct value? (Choose 2)

A. LF
B. HNG
C. HG
D. Optimized 1 and 2 byte FP

Answer: A, C

Question 10.
Which of the following is the recommended limit of unique values that a column may contain and still be considered low-cardinality data by Sybase IQ?

A. 256
B. 1500
C. 16000
D. 65536

Answer: B

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