IF YOU FORGET TO WRITE DOWN YOUR NAME, YOUR EXAM WILL NOT BE GRADED. QUIZ #4: 25 pts + 6 pts bonus = 31 pts (1 full Earth day)

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1 Name : IF YOU FORGET TO WRITE DOWN YOUR NAME, YOUR EXAM WILL NOT BE GRADED. QUIZ #4: 25 pts + 6 pts bonus = 31 pts (1 full Earth day) Write short and sharp answers to the following questions. Show all your work and reasoning. 1. a-) Write down the names of at least three software which you can use to remotely connect to the desktop of a remote computer from your local computer. (3 pts) b-) Which businesses and which professionals can make best use of remote desktop connectivity software? Explain briefly why. (1 pt) C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 1

2 2. Below are given the components of a database and the basic units of data. Put them in the correct ASCENDING (increasing) ORDER from the smallest towards the largest using the less-than-or-equal sign <. Note that any two components or units of data might be equivalent. If this is the case, please indicate it in your ordering with the equal = sign. (2 pts) ROW, BIT, TABLE, CHARACTER, BYTE, RECORD, FILE, CHARACTER, ROW, FIELD 3. Figure 1 shows the design view of a query in MS-Access. In this query, you want to find your customers coming to your hotel from Samsun (the second biggest city of the Black Sea region of Turkey, extra-famous for its sunset panorama). You are going to make a query in your MS-Access Database. The problem is your assistant mistyped Sansun and Sasmun instead of Samsun into the city field. Even worse than that is you have also guests from Sakarya staying in your hotel. Figure 1. The design view of the query in Question 3 How can you see all of your customers from Samsun in one single query? What should you type in the criteria row under the city field? The customers table and the required query window are shown in the below figure. (2 pts) C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 2

3 4. Which websites services (i.e., which web services) do you use in order to measure your Internet connection speed? Name at least two such services offered for the Turkish Internet users to measure their Internet connection speed inside Turkey, and at least two other services from outside Turkey offered for international Internet users. (4 pts) In Turkey: (1) (2) Abroad: (1) (2) Each of the following questions has five or more choices only one of which corresponds to the correct answer. Mark the appropriate answer on your answer sheet. Each question is worth 1 point. 5. What is the correct hierarchical order for a database management system? a-) Database > Table > Record (row) > Field (column) b-) Table > Record (row) > Field (column)> Database c-) Database > Record (row) > Field (column) > Table d-) Record (row) > Field (column) > Table > Database e-) Database > Table > Field (column) > Record (row) 6. You want to prepare mailing labels for your whole customer database. Which application lets you prepare them automatically based on a format specified by you? a-) MS Excel b-) MS Access c-) MS Frontpage d-) MS Powerpoint e-) MS Outlook 7. A allows the user to select from a list of values. a-) Listup field d-) Drop list b-) Lookup field e-) Uplook field c-) Uplist field C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 3

4 8. At most how many field names can be selected as primary key of a data table in MS-Access? a-) 1 b-) 2 c-) 3 d-) 4 e-) As many as the number of available fields in the design of that table. 9. For an MS-Access query like Select vendors of coffee machines in Istanbul, which of the following fields must definitely be selected in designing the query? Assume that there are multiple vendors each procuring a different product and operating in a different city. a-) ID_1 of vendor (set as the primary key of vendors) b-) Name of vendor (not set as primary key) c-) Product of the vendor (not set as primary key) d-) City of the vendor (not set as primary key) e-) ZIP code of the vendor (not set as primary key) f-) a, b g-) c, d h-) a, b, c, d i-) All of the above must be selected. 10. Which of the following is not a DBMS product used by medium or large size businesses and enterprises? a) Sybase d) Microsoft Commerce Server 2005 b) Oracle 10g e) Oracle Berkeley c) IBM DB2 11. Databases are centralized for which of the following reasons? a) security is more effective b) save the costs associated with multiple computers c) files are generally more consistent d) database personnel can work on the entire database at one time e) all of the above 12. A database management system is primarily a(n) : a) interface between application programs and physical data files b) interface between data and a database c) data modeling program d) file handling program e) customer relationships management software C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 4

5 13. Which of the following is not command prompt under any MS-Windows OS? an MS-DOS network analysis tool that can be called from the MS-DOS a) ping b) tracert c) pathping d) netstat e) All of the above are network analysis tools in MS-DOS Command Prompt. 14. Which is not an MS Access Object Type? a-) Form b-) Report c-) Query d-) Table e-) All of these are MS Access objects types. 15. A is a software server (like an application server) that handles all communications originating from or being sent to the Internet, acting both as a spokesperson and as a bodyguard for the organization. On the other hand, being software itself, a s primary function is to filter and validate all incoming and outgoing communications traffic, and to deny / restrict access by remote client computers to local computers or to a local network. a) proxy server, firewall b) virtual private network (VPN), SSL protocol c) firewall, proxy server d) value added network (VAN), proxy server e) firewall, SSL protocol 16. It is very difficult to manage data for which of the following reasons? a) The amount of data stays about the same over time across various departments of an organization. b) Decreasing amount of external data causes all the difficulty in data management. c) Data are scattered throughout organizations and within the same organization throughout various departments or offices. d) Thanks to the state-of-the-art Internet security and encryption software of today, data security is easy to maintain. e) Data are stored in the same format throughout the offices / departments of an organization. 17. (Asked every year in one exam or another.) Which method does not computer s IP number when you want to figure it out? supply your Internet-connected a) You go to the Settings / Control Panel of your Windows-based OS from the Start Menu, and there you choose the Network Connections tool. Under the Support tab, or General Properties tab, the Internet Protocol (TCP/IP) Properties will tell your computer s true IP number if you did not opt for dynamic IP addressing. b) You refer to the Internet Options under the Tools menu of the Microsoft Internet Explorer 7 or 8 browser. c) You use the public network tools on such Web sites of information services and tools as All-Nettools.com, Tools-on.net or DNSstuff.com. d) You simply surf to the Web site of e) All of the above methods would work just fine in order to learn your Internet-connected computer s IP number. C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 5

6 18. enables linked people to see the caller's face and hear his/her voice as well as to collaborate on a document such as a MS-Office file at the same time. a) Videoconferencing b) Whiteboarding c) Telecommuting d) Telematics e) Chatting via ICQ 19. What is a proxy server? a) It is a computer on the same LAN that serves as a distributed database of Internet addresses where host names (application layer addresses) and IP numbers (network layer addresses) are matched in order to locate a given Web address. b) It is a software server usually located on a dedicated computer that handles all communications originating from or being sent to the Internet, acting as a spokesperson or bodyguard for the organization. It stops data packets originating from another server outside an organization s network, inspects them, and denies access to the organization s network if they cannot pass the inspection. In a similar manner, it can also police the outbound traffic from an organization s local network to the Internet. c) It is a computer or similar network communications hardware device (for example; a bridge) that connects two networks. d) It is one of the basic server types on a client/server network architecture which is responsible for the file transfer using FTP on port 21. e) It is the monitoring computer on a LAN of token ring protocol that controls who talks when during the current session by passing a data packet called "token." For the following questions mark A for true, and B for false on your answer sheet. Each question is worth 0.5 point. 20. Using LogMeIn Pro you can add as many computers as you wish to your LogMeIn account in order to access them remotely when needed. 21. While even TeamViewer Free ensures 128-bit encrypted secure connection between the remote and local computer per HTTPS, to enjoy such a secure connection while using the LogMeIn software you must purchase the paid version LogMeIn Pro. 22. Hosted CRM and on-premise CRM mean more or less the same thing. In both of them the CRM software is hosted on the own server of the buyer who wants to use it. C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 6

7 23. Hierarchical and network database models lack support for ad-hoc and plain English language-like queries. 24. The virtual tunnel encrypting all kinds of data transfer with 1024-bit encryption is the key component of a VPN because it forms a private link among the computers and networks. Thus, a VPN cannot be considered part of the Internet, which is a public network of interconnected networks. 25. Tables in MS-Access 2007 can only be sorted by one column at a time. 26. In a relational database, the attributes of an entity are stored in the individual fields of the records of a database table. 27. The database model that provides the highest degree of flexibility and ease of use in queries is the network model. THE END C:\Documents and Settings\daksen\My Documents\Teaching\MGIS 301\Exams Spring 2010\Spring2010-Quiz4-A.doc 7