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Exam & Answers Data Information Management
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Exam & Answers Data Information Management
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DDI EXAM1. What is a typical advantage of an in-house developed software versus purchasing an
off-the-shelf software package?
- Higher level of in-house knowledge about the functionality of the software
package.
2. What is advisable regarding the contract phase for an off-the shelf purchased
software package?
- The contract should also clarify the responsibilities, costs and frequency of
upcoming upgrades.
3. Which of the following statements is correct?
- The values of a primary-key field are unique, while the values of a foreign-key will
not be unique.
4. What is applicable with regards to a company’s employees and their role in a project
to select and implement and ERP software application package?
- Representatives from the business functions, e.g. sales, procurement,
production, HR and finance need to be involved heavily in the selection and
implementation.
5. Which of the following statements is NOT one of the three factors of the Fraud
Triangle framework?
- Targeting
6. Given this ERD of a partial database, which statement is correct?
- For each row in the Suppliers table at least zero and at most many corresponding
rows must exist in the PurchaseOrders table.
, DDI EXAM
7. Given is this description of a partial database (primary and foreign keys not included,
but that need not concern us):
Which is a correct distinction of master and transaction data?
8. Which of the following is one of the main techniques of business intelligence?
- Online analytical processing (OLAP)
9. In the context of what we have seen in this course, which of the following
statements would typically be the most accurate?
- A table contains data, a dashboard contains information.
10. Which is the main advantage of packet switching compared to circuit switching?
- It’s harder for a mischievous party to intercept the message.
11. The company Witchcraft Ltd sells Harry Potter magic wands. They use an ERP system
in which they enter all the master data (for products, customers and suppliers) and
all transactional data (referring to sales orders, purchase orders, production orders
and inventory). They also have a CRM system in which they capture all the pre- and
after-sales interactions with the customers) such as phone calls, quotations,
complaints etc.) The ERP and the CRM systems are fully integrated and share data,
so that only one set of data has to be input in one of the systems. A customer calls
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