chapter 1 information systems
Which statement most accurately describes the value of data integrity to an organization A) to achieve data integrity, a company goal should be to improve data management practices before investing in a database. B) Databases and database management system (DBMS) with a high level of data integrity enable more efficient data maintenance in support of organizational goals. C) Data integrity in a company database depends exclusively on the achievement of centralization. D) An organization's most efficient databases use data structures to create relationships and allow for data integrity.
Correct Answer: B Databases and database management system (DBMS) with a high level of data integrity enable more efficient data maintenance in support of organizational goals.
A business uses enterprise resource planning (ERP) systems to achieve ______. A)fast access to enterprise information at any of the corporation's geographical locations B)an efficient, inexpensive way to integrate multiple business applications C)database management through a scaled-down, Cloud-based system that is accessible by a mobile phone D)an integrated MIS system that will strengthen its position in a competitive marketplace
answer: A)Reason: Incorrect. Data access may be available throughout a corporation with other single-purpose business applications. B)Reason: Incorrect. ERP can combine many business applications efficiently, but is not necessarily inexpensive. C)Reason: Incorrect. Cloud-based ERP systems are scalable and phone friendly, but their capabilities are broader than database management. D)Reason: Correct. ERP combines many of the organization's separate systems into a unified tool that allows the business to be more agile.
Select two options that are point-of-sale (POS) station output devices. A)Thermal printer B)scale C)speaker D)barcode scanner
answers: A)Thermal printer - CORRECT Reason: This choice should be selected. Thermal printers print (output) receipts, for instance, from POS stations. B)Scale Reason: This choice should not be selected. Though a scale determines a weight, it "inputs" that weight into the POS system for pricing. C)Speaker - CORRECT Reason: This choice should be selected. Speakers emit (output) sound from POS stations. D)Barcode scanner Reason: This choice should not be selected. A barcode scanner is a POS input device that decodes bar codes and sends (inputs) the information to a computer system.
Which of the following sets of characteristics specifically apply to relational databases? More than one answer may be correct. A)Data tables in a relational database are linked by the fields they have in common. B)A relational database organizes data in tables composed of records or objects (the rows), and fields (the columns) C)A relational database is designed to maintain data and information about various types of data including objects, events, people, and places. D)when a user accesses data in a relational database for different purposes, the database tables reorganize.
A) corresct Data tables in a relational database are linked by the fields they have in common. Reason: This choice should be selected. Common fields found in more than one table are used to create and describe the relationship between them. B) correct A relational database organizes data in tables composed of records or objects (the rows), and fields (the columns). Reason: This choice should be selected. This tabular structure is essential to the relational database model. C) incorrect A relational database is designed to maintain data and information about various types of data including objects, events, people, and places. Reason: This choice should not be selected. This is a function of a database in general and not a description of a relational database. D) incorrect When a user accesses data in a relational database for different purposes, the database tables reorganize. Reason: This choice should not be selected. Data can be accessed in many different ways without reorganizing the database tables.
Select three options that describe advancements made in point-of-sale (POS) system software in the 1990s (in addition to in-store sales and tax tracking) A)connection with smartphones and tablet B)Stronger connection with customers C)Across-chain sales and inventory tracking D)Immediate communication with internal financial teams
A)Connection with smartphones and tablet incorrect Reason: This choice should not be selected. This advancement occurred when Square Inc. entered the POS market in 2010. B) correct Stronger connection with customers Reason: This choice should be selected. POS systems software has built-in customer relationship management interfaces. C) correct Across-chain sales and inventory tracking Reason: This choice should be selected. Combined with Cloud computing, POS systems help track sales and inventory throughout an entire retail chain. D) correct Immediate communication with internal financial teams Reason: This choice should be selected. POS systems software provides immediate feedback to teams that perform bookkeeping and accounting roles.
A sales manager receives weekly reports on each of the sales representatives they manage. Included in these reports are weekly sales by product, what percentage of the monthly quota the rep has achieved, and the sales ranking of reps compared to other reps in the company. These reports represent what function of a marketing information system (MKIS)? A)Gathering marketing data B) Distributing sales and marketing information C)Analyzing marketing data D)Storing marketing data
A)Reason: Incorrect. Gathering marketing data would have taken place before the reports were distributed and would include capturing sales figures from the different channels the sales reps sold to. The activity taking place here is distribution, not gathering B) Reason: Correct. This manager is receiving sales information customized to the reps she manages. C)Reason: Incorrect. These reports don't provide any insight into the data included; they just provide the facts of each rep's sales, percentage of quota, and comparison to other reps in the company D)Reason: Incorrect. While the information in these reports could be stored for future analysis or comparisons, the activity taking place here is distribution not storage.
In which of the following scenarios is a learning management system (LMS) being used to administer assignments? Multiple choice question. A) At the end of the semester, a professor reviews the grades stored in the LMS to determine the final grade that will be sent to the registrar. B) Students use clickers to answer a quick multiple-choice question at the beginning of the class period to demonstrate that they were present in class that day. C) Before the semester begins, a professor aligns the syllabus with the LMS so that students receive automated reminders about required readings and when essays are due.
A)At the end of the semester, a professor reviews the grades stored in the LMS to determine the final grade that will be sent to the registrar. Reason: Incorrect. This scenario demonstrates the gradebook function of the LMS, not the administration of assignments. B)Students use clickers to answer a quick multiple-choice question at the beginning of the class period to demonstrate that they were present in class that day. Reason: Incorrect. This scenario demonstrates the LMS function of recording attendance, not the administration of class assignments. C)Before the semester begins, a professor aligns the syllabus with the LMS so that students receive automated reminders about required readings and when essays are due. Reason: Correct. By putting syllabus information into the LMS, the professor is able to ensure that all students have access to reading assignments and know the due dates for their papers. This scenario demonstrates the LMS function of administering class activities and assignments.
The primary characteristic of a relational database is that it ______. A)stores and allows access to data objects that are related to one another B)accesses information from web sources to augment data integrity C)organizes data in a tabular format so the user can form relationships upon request. D)interfaces with other databases to create data relationships
A)stores and allows access to data objects that are related to one another Reason: Correct. A relational database structures data and create relationships between objects. The data may be stored and accessed in different ways. B)accesses information from web sources to augment data integrity Reason: Incorrect. A relational database does not achieve data integrity from web sources. C)organizes data in a tabular format so the user can form relationships upon request. Reason: Incorrect. Data relationships are formed in the database for the user's benefit. D)interfaces with other databases to create data relationships Reason: Incorrect. A relational database creates relationships within the database itself, not in interaction with other databases.
