SAP HANA Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to SAP HANA. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - Consider the differences between OLTP and OLAP system, which of the below statement is incorrect about an OLAP system?

A - It has more indexes as compared to an OLTP system

B - It process historical data

C - It has Normalized data as compared to an OLTP database

D - It has less number of joins compared to an OLTP system

Answer : C

Explanation

Few Indexes, while in Data Warehouse many indexes for performance optimization.

Many Joins, Data is normalized. Data Warehouse less joins and denormalized.

Less Aggregation, while in Data Warehouse lots of aggregations are used.

Q 2 - SAP HANA Administrator is using instance 00 to connect to HANA Studio. Which port is used in HANA system for this instance?

Answer : A

Explanation

Port 3615 should be open to connect to Database
Port 31015 Instance No 10
Port 30015 Instance No 00
SSh port should also be opened.

Q 3 - A SAP HANA developer has two tables and while joining the tables he is getting output as number of rows in table A multiplied by table B. Which of the below Join type is used?

Answer : A

Explanation

CROSS JOIN produces a result set which is the number of rows in the first table multiplied by the number of rows in the second table, if no WHERE clause is used along with CROSS JOIN. This kind of result is called as Cartesian Product.

Q 4 - Which of the below is used to handle queries and manipulates multidimensional data stored in OLAP cubes?

Answer : B

Explanation

HANA can act as both relational as well as OLAP. When we use BW on HANA then we create cubes in BW and HANA will act as relational database and it will always produce a SQL Statement but when we directly access HANA views using OLAP connection then it will act as OLAP and MDX will be generated.

Q 5 - To recover SAP HANA database to the specific point, which of the below recovery type should be used?

A - Most Recent State option

B - Point In Time option

C - Specific Log backup option

D - None of the above

Answer : B

Explanation

Point in Time.

Q 6 - In SAP HANA database, an administrator can see that log area is filling continuously and causing database to hang. What can be done to fix this issue?

A - Limit File Size

B - Use backint destination type

C - Enable Automatic log backup

D - Use 3^rd party backup tool

Answer : C

Explanation

Enable Automatic log backup option: It helps you to keep log area vacant. If you disable this log area will continue to fill and that can result database to hang.

Q 7 - Which of the below migration method in SAP HANA allows you to export multiple packages to remote HANA server?

A - SAP Developer Mode

B - SAP Support mode

C - Local File

D - Delivery Unit

Answer : D

Explanation

Delivery unit is a single Unit which can be mapped to multiple packages and can be exported as single entity so that all the packages assigned to Delivery Unit can be treated as single unit.

Users can use this option to export all the packages that make a delivery unit and the relevant objects contained in it to a HANA Server or to local Client location.

Q 8 - Which of the below option in HANA system allows you to perform analysis like Raw data, distinct value, etc. on a database table or on a Modeling view?