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IBM Cognos Real-time Monitoring Developer Sample Questions:

1. A financial services customer needs to monitor market data performance metrics. The market data pricing feed is currently about 50,000 updates per second, that will grow to 100,000 per second. It is expected that the trading strategies will input market data and determine through mathematical calculations which orders to execute. The order executions will be approximately 100 executions per minute, with spikes to 6000 per minute. Regarding Real-time Monitoring, which statement is correct?

A) RTM can perform the trade strategy mathematical calculations, and provide order execution metrics.
B) RTM can process the market data pricing feed, perform mathematical calculations on this data, and provide all performance metrics.
C) RTM can provide the trade strategy mathematical calculations only.
D) RTM can provide order execution metrics only.

2. Click the Exhibit button.

A customer is implementing a data stream based on an XML file. A sample file is shown in the exhibit. The Xpath root is "/data/machines". The data stream contains thecolumns with Xpaths: MachineID: machine/@machineid Temperature: machine/temperatureAfter processing the sample file, how many rows of data will be in the last event?

A) 2
B) 1
C) 4
D) 0

3. A data stream uses a query that returns a data set that contains the following fields: Order_id -- a unique row ID Num_Ordered -- the quantity of items contained in the orders Order_Timestamp -- time that the order was placed in the source systemA view containing a column measure named Order_Count is defined to be "mov_count(Order_ID, HOUR, 3, Order_Timestamp)" is created using this data stream. Which records from the data stream result set will be included in the Order_Count calculation?

A) order records processed where the Order Timestamp of the record is within three hours of the current system time for any order record in the view
B) order records processed where the Order_Timestamp of the record is within three hours of the most recent Order_Timestamp record in the view
C) order records processed where the Order_Timestamp of the record is within three hours of the current system time
D) order records processed within three hours of the current system time

4. Click the Exhibit button.

An upsert enabled stream has five columns as shown in Part 1 in the exhibit. What will be the contents of V1 if the data shown in Part 2 of the exhibit is fed to the stream?

A) Option A
B) Option C
C) Option D
D) Option B

5. How must the fact table in a cube be joined to a dimensional hierarchy to ensure measure calculations in the cube will properly roll-up or drill down?

A) The fact table dimensional key should be joined to the key value at the highest level of the dimensional hierarchy.
B) The fact table dimensional key can be joined to the key value at any level of the dimensional hierarchy.
C) The fact table dimensional key should be joined to the key value at the lowest level of the dimensional hierarchy.
D) Within a single cube, a dimension can be joined multiple times to a fact table dimension key, but at varying levels.

Solutions: