Number Question Before After Diff
1 Fred and his team built an information system for a client. They know the information system is incomplete and unstable, yet they were willing to show this working model to the client in order to elicit feedback. What type of information system is this? 69% 87% 17%
2 What’s the blueprint of a database? 19% 100% 81%
3 Which one of the following techniques is to used to generate managerial reports? 18% 47% 29%
4 Which one of the following techniques is used to find the hidden relationships between data entities? 77% 93% 16%
5 The referential integrity rule requires that _________. 46% 73% 28%
6 When you create a new entity to represent a multi-valued attribute in a DBMS, what is the relationship between the original entity and the new one? 41% 67% 26%
7 Assume that an Employee table has three attributes (columns) -Employee_ID (primary key), Employee_Name and Employee_Department_ID.  Which of the following SQL aggregate functions would be used with GROUP BY EMPLOYEE_DEPARTMENT_ID in a command to calculate the total number of employees in each department? 19% 36% 17%
8 Vanessa is working on a systems development project when she comes to you and says, "Hey, my boss just told me I needed to do some conceptual modeling, but he didn't tell me why. Do you know what modeling is good for?" Which of the following answers is correct? 57% 93% 36%
9 Why is it a good thing to prioritize the goals of a system's user interface? 51% 71% 21%
10 What is the value of intPositive when the following statements are executed? (read ";" as line break) &LF;Const intNumber As Integer = 10;&LF;Select Case intNumber;&LF; Case 1, 3, 5, 7, 9;&LF; intPositive = intNumber;&LF; Case 2, 4, 6, 8, 10;&LF; intPositive = intNumber + 1 * 2;&LF; Case Is > 10;&LF; intPositive = intNumber * 2 + 1;&LF; Case Else;&LF; intPositive = 0;&LF; End Select; 37% 50% 13%
11 Your web browser is an example of ___ software; the web site you visit with your browser is running on a type of ____ software. 38% 93% 55%
12 A typical transaction processing system has to be able to do which of the following? 79% 80% 1%
13 What term is defined as: “An interrelated set of components working together toward a common goal by accepting input and processing it into output?” 59% 100% 41%
14 Jay Adams has a new telephone number and you need to update his information. When you run the file to update Jay Adams’s telephone number, this error message appears: Directory Object not found. The file is displayed in the following format: Dn: ou=Jay Adams,ou=sales,dc=cohowinery,dc=com; changetype: modify; replace: telephoneNumber; telephoneNumber: 602-555-4321&LF;You must find the error with this file and correct it. Which part of the file is causing the error? 29% 40% 11%
15 In an internet, different individual networks are connected by __________. 63% 67% 4%
16 In Windows Server 2003, the main repository for information about network users and resources is called: 33% 80% 47%
17 Sensitive messages to and from the customer in e-commerce dialogues usually are protected by __________. 33% 73% 40%
18 This statement is like a chain of If statements. They perform their test, one after the other, until one of them is found to be true. 37% 87% 49%
19 The ________ loop is ideal for situations that require a counter because it is specifically designed to initialize, test, and increment a counter variable. 27% 33% 6%
20 What is an argument? 37% 87% 49%
21 The syntax of a code statement that changes the properties of a control at run time is in the form of ________. 29% 80% 51%
22 The actions an object can perform are called ______, while those recognized by an object are ______. 11% 27% 16%
23 An individual item can be deleted from a list box with the_____. 24% 93% 69%
24 You are managing databases for a long distance phone company. One of these databases is used to temporarily hold millions of phone call records. After the billing processes are finished, you have to delete certain records from the tables, and you need to use your system disk resources conservatively. How would you create the database and what kind of settings would you use? 24% 57% 33%
25 You are designing a logical model to collect information about the composition of fragrances for perfumeries. This model will be used to create a database containing the recipes for different fragrances, and the percentages of each ingredient in the fragrance recipe will need to be tracked. You design an entity called PerfumeComposition and an entity called Ingredient. The percentage of each ingredient in a particular perfume will be stored in the PerfumeComposition table, one row for each ingredient. You want to ensure that the sum of the ingredient percentages for a perfume does not exceed 100. How can you accomplish this? 43% 36% -8%
26 You are creating a model of employees in a large international company. Each country provides a government-generated number given to every person authorized to work. Other information contained in the employee entity would be family name, given name, phone number, and address. Which of the following is the best choice to uniquely identify each employee? 30% 53% 24%
27 You are creating a database to track music compositions submitted for copyright to a large international copyright company. Copyrights might be acquired for every composition submitted, but a particular composer can submit only one composition of the same name at any time. You create a composer entity with a composer ID for the primary key. You also create a composition entity. Which of the following provides the best logical primary key for each row in the composition entity? 35% 33% -2%
28 You are designing a logical model to track airline flights. In your system, an airplane is owned by one airline, and a flight would always be flown by one airplane. You create the following entities:&LF;• Airplane&LF;• Flight&LF;• Airline.&LF;In the following sentence diagrams, the arrows indicate a one-to-many relationship. Which of the following diagrams describes the relationship between these three entities that meets the scenario requirements? 42% 53% 12%
29 A computer on your network with an unregistered IP address is unable to access a specific Internet Web site. After reproducing the problem on the computer several times, you try the same task on another computer connected to the same LAN and find that you can access the Web site. You then ping the Web server from the second computer to determine the Web site's IP address and try to connect from the malfunctioning computer by using the Web site's address instead of the server name. You can connect successfully using the IP address. Which of the following TCP/IP configuration parameters on the malfunctioning computer is probably incorrect? 30% 7% -23%
30 You are designing an Internet access solution for an accounting firm whose workers require constant access to Web sites and e-mail during business hours. The company also maintains a Web site that receives heavy traffic from clients. The company works extremely long hours during tax season, which runs from January through April, but drops back to a standard eight-hour work day after April 15. Which of the following wide, area networking (WAN) technologies would provide the most flexible bandwidth service for this network? 17% 7% -10%
31 You are designing a new TCP/IP network and you request a Class B network address from your ISP. The ISP gives you the following address: 131.107.0.0/16. You want to be able to create as many as 50 subnets of 1,000 hosts each on your new network, so you decide to allocate 6 bits to be used as the subnet identifier. Which of the following subnet masks should you use for the computers on your network? 40% 40% 0%
32 You are developing an accounting application that includes a class named Transaction. Subclasses such as DepositTransaction and PaymentTransaction inherit from the Transaction class. The Transaction class includes a method named VerifyChecksum that should be available to the Transaction class and to all classes derived from the Transaction class, but not to any other classes in the application. Which access modifier should you use in the declaration of the VerifyChecksum method? 50% 36% -14%
33 You are planning to display invoices on a DataGrid control. The user will specify a customer, and then you'll retrieve from the database all the invoices for that customer. Which database object should you use to retrieve these invoices? 19% 7% -12%
34 Your application's main form contains two Button controls named btnA and btnB. When the user clicks on either of these controls, or when the user moves the mouse over either of these controls, you want to run code to display a message on the form. The message is identical in all cases. How should you structure your code to fulfill this requirement? 15% 47% 31%
35 Which of the following event categories should you audit if you want to find out if an unauthorized person is trying to access a user account by entering random passwords or by using password-cracking software? 54% 93% 39%
36 Which Microsoft Management Console (MMC) allows you to create and manipulate Active Directory organizational units (OUs)? 35% 67% 32%
37 The total length of an IP address is __________ bits. 9% 87% 78%
38 In digital certificate authentication, the applicant performs a calculation using their: 36% 7% -30%
39 You are the network administrator of the Baldwin Museum of Science. The company network has a single Active Directory domain named baldwinmuseumofscience.com. All domain controllers run Windows Server 2003, Standard Edition. The domain functional level is Windows 2000 native. Server operators and administrators can log on interactively. Relevant group memberships are configured as shown in the following table. Group Member Domain Adminstrators: Kevin; Enterprise Adminstrators: Liz, Imtiaz; Schema Adminstrators: Karan, Tengiz; Server Operators: Jim, Shane, Lab Aides; Domain Users Tim, Russell; Lab Aides: Debra, Kendall. No modifications to the default user rights have been made to the Domain Controllers organizational unit (OU). Which users would not be able to log on interactively at the domain controllers? 31% 27% -4%
40 You are designing a Windows From that will work like a splash screen, giving the welcome message and product information when the application starts. What properties would you set on the form to make it look like a splash screen? 30% 47% 17%
41 You are designing a Windows application with a variety of controls on its user interface. Some controls will be infrequently used. For those controls, you do not want the user to be able to tab into the control, but the user should still be able to activate the control by clicking it. Which of the following options should you use? 30% 73% 44%
42 Where should code statements be placed that are to be carried out at run time when the form is moved into memory? 37% 73% 36%
43 In the context of OOP, each tool in the toolbox is  _______, a pattern from which one or more objects are created. 24% 47% 22%
44 Which property controls the text displayed in the form’s title bar? 23% 20% -3%
45 What is the data type of the return value in the function in the snippet of code below? &LF;Private Function Max(decValue1 As Decimal, sngValue2 As Single) As Integer 36% 100% 64%
46 You can cause events to occur at a set interval using the Timer component and its ____________. 19% 73% 55%
47 In the following line of code, frmEdit is the _____, Caption is the _______, and Edit is the ______.&LF; frmEdit.Caption = “Edit” 23% 53% 30%
48 What is the value of strName(1,0) after the following declaration is initialized?&LF;Dim strName( , ) as String = ("James", "Mary")("Sammie", "Sean”) 19% 60% 41%
51 Which required course are you taking now? Mark only the highest number. ISDS 3100 Average ISDS 4125 Average  
  Total 35% 60% 25%