V SEMESTER DIPLOMA EXAMINATION, JANUARY-2013 COMPUTER NETWORKS Time: 3 Hours Max. Marks: 75

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1 V SEMESTER DIPLOMA EXAMINATION, JANUARY-2013 COMPUTER NETWORKS Time: 3 Hours Max. Marks: 75 GROUP A : Answer any three questions. (Question No. 1 is compulsory) Q.1 Explain different types of network? (05) Q.2 Explain the network model with it s different Layers? (10) Q.3 Explain Packet switching? (10) Q.4 What are the functions of network layer? (10) Q.5 What is IP Address spoofing? (10) GROUP B : Answer any three questions. (Question No. 6 is compulsory) Q.6 What is concept of analog and digital signals? (05) Q.7 What is the Hamming single-bit code? (10) Q.8. Explain is ISDN? (10) Q.9 What are the different services provided by a network layer? (10) Q.10 Explain the concept of Firewalls? (10) GROUP C: All Questions are Compulsory. Q.11 Fill in the blanks. (Each question carries 2 marks) protocol automates the IP configuration. cables consists of 2 or pairs of twisted cable. The operates using the physical layer and data link layer. The defines a common set of rules and signals. Character oriented protocol is also known as protocols. Q.12 Multiple choice question. (Each question carries 2 marks) Which of the following services use TCP? (1) DHCP (2) SMTP (3) HTTP (4) TFTP (5) FTP (a) 1 and 2 (b) 2, 3 and 5 (c) 1, 2 and 4 (d) 1, 3 and 4 What protocol is used to find the hardware address of a local device? (a) RARP (b) ARP (c) IP (d) ICMP Which layer 4 protocol is used for a Telnet connection? (a) IP (b) TCP (c) TCP/IP (d) UDP The FDDI system is. (a) 100 megabits per second (b) 120 megabits per second (c) 125 megabits per second (d) 150 megabits per second CS501/DCSE25

2 ISDN is first defined in. (a) 1970 (b) 1975 (c) 1978 (d) 1980 Q.13 True or false (Each question carries 1 marks) A default Frame Relay WAN is classified as Broadcast multi-access. TCP protocol does Ping use. By dynamic path one IP address allow many users to connect to the global Internet. Data communication is the exchange of data between two devices. A WAN is a computer network than spans a relatively small geographical area. ******

3 CS502,DCSE26 V SEMESTER DIPLOMA EXAMINATION, JANUARY-2013 RELATIONAL DATABASE MANAGEMENT SYSTEMS Time: 3 Hours Max. Marks: 75 GROUP A : Answer any three questions. (Question No. 1 is compulsory) Q.1 What is Data abstraction? Explain its levels. (05) Q.2 What is E-R model? Explain its features. (10) Q.3 Explain the use of COMMIT and Rollback commands (10) Q.4 What is cursor? Explain types of cursor with example. (10) Q.5 Explain Components of a Data Warehouse (10) GROUP B : Answer any three questions. (Question No. 6 is compulsory) Q.6 Explain characteristics of DBMS (05) Q.7 What is Normalization? Explain different types of normal Forms. (10) Q.8 Explain the DDL COMMAND with its syntax & Example (10) Q.9 Explain the Iterative Control Statements used in PL/SQL. (10) Q.10 Explain Data Clustering (10) GROUP C: All Questions are Compulsory. Q.11 Fill in the blanks. (Each question carries 2 marks) A data aggregate is the collection of data items within the. performs query optimization on every query to choose for it the most efficient query plan. The tracks all the transactions and manages their execution according to the transaction rules. You are running a query against a relational database. clause or command do you use in the query to help avoid a costly table scan. is the best data type definition for Oracle when a field is alphanumeric and has a length that can vary. Q.12 Multiple choice question. (Each question carries 2 marks) The relational model dictates that each row in the table be. (a) Primary key (b) Unique (c) Duplicate (d) Indexed ABS() is a. (a) String function (b) Numeric function (c) Date function (d) Mathematics function Returns n number of characters from string_value starting from the m position. (a) LTRIM(String_Value) (b) RTRIM(String_Value) (c) INITCAP(String_Value) (d) Substring(String_Value)

4 What capabilities do you expect in an RDBMS extensions to ANSI SQL-92? (a) Encryption key management (b) Graphical User Interface Widgets (c) Thread creation, execution, & coordination (d) Network socket creation/operation (e) If/Then, for, do/while statements Using the SQL GROUP BY phrase with a SELECT statement can help detect which of the following problems? (a) The multivalue, multicolumn problem (b) The inconsistent values problem (c) The missing values problem (d) The general-purpose remarks column problem Q.13 True or false (Each question carries 1 marks) Drop table is DML command. The default transaction start setting is Explicit. A cursor is a temporary work area created in the system memory. SQL stands for Sequential Query Language. Unique key constraints allows the NULL values. ******

5 CS503,DCSE27 V SEMESTER DIPLOMA EXAMINATION, JANUARY-2013 DOT.NET Time: 3 Hours Max. Marks: 75 GROUP A : Answer any three questions. (Question No. 1 is compulsory) Q.1 Explain use of FCL? In.net. (05) Q.2 Describe how a.net application is compiled and executed. (10) Q.3 List the any 5.Net framework class library provides the following namespaces. (10) Q.4 Explain Dialog boxes in.net. (10) Q.5 Discuss the uses of UDDI in error recovery. (10) GROUP B : Answer any three questions. (Question No. 6 is compulsory) Q.6 Explain metadata engine. (05) Q.7 What is used panel, list box, ckecked list box? (10) Q.8 What is Data set and data adapter? (10) Q.9 Explain the Msg. structure of SOAP with example (10) Q.10 Explain XML security framework (10) GROUP C: All Questions are Compulsory. Q.11 Fill in the blanks. (Each question carries 2 marks) A variable which is declared inside a method is called a variable net website is configured with. is the ms iis server running, handling asp.net request among other things. brings up the typical windows print menu. is a signed 96-bit integer. Q.12 Multiple choice question. (Each question carries 2 marks) Feature of a local variable. (a) It can be used anywhere in the program (b) It must accept a class (c) It must be declared within a method (d) It represent a class object Two methods with the same name but with different parameters. (a) Overloading (b) Loading (c) Multiplexing (d) Duplexing Is there any errors in this -> EmployeeMgmt constructor: Public int EmployeeMgmt { emp_id = 100; } (a) Return type (b) No errors (c) Formal parameters (d) Name

6 NET supports (a) Cross language inheritance (b) Cross language exception handling (c) Cross language debugging (d) All above A control displays a list of items with icon, similar to windows explorer. (a) Checked list box. (b) Combo box (c) List view (d) Tree view Q.13 True or false (Each question carries 1 marks) The feature in asp.net 2.0 that is used to fire a normal post back to a different page in application. Public denote value that can be taken by cache-control of asp.net. In-process storage is used to maintain session. Under.Net there is no need to register a binary unit into the system registry. Track bar is used to resize docked controls at runtime. ******

7 CS504, DCSE28 V SEMESTER DIPLOMA EXAMINATION, JANUARY-2013 EMBEDDED SYSTEM Time: 3 Hours Max. Marks: 75 GROUP A : Answer any three questions. (Question No. 1 is compulsory) Q.1 What is embedded system? Discuss its application. (05) Q.2 Draw the architecture of PCI controller? (10) Q.3 What is port? Explain port programming with example? (10) Q.4 How we can achieve embedded intelligent system? Give example. (10) Q.5 Write note on: (10) (a) Embedded applications (b) Micro controller devices GROUP B : Answer any three questions. (Question No. 6 is compulsory) Q.6 Explain basic programming concept of PCI 16F877. (05) Q.7 What is function of ARM? Give and explain ARM architecture. (10) Q.8 Differentiate CLI and GUI? Give examples. (10) Q.9 What is segmentation? Explain its concept. (10) Q.10 Explain following instructions: (10) (a) GOTO (b) MOVLW (c) RLF (d) RETURN GROUP C: All Questions are Compulsory. Q.11 Fill in the blanks. (Each question carries 2 marks) A is a complete system on a single chip. is based on ISA Bus and VL Bus A circuit is built in between pins T1OSI and T1OSO. A enables the implementation of real-time systems by providing a mechanism for the safe shut-down of a system if any task takes too long to complete. keyword is used for in C programming of embedded systems to indicate that the variable designated by volatile could be changed by an input not under program control. Q.12 Multiple choice question. (Each question carries 2 marks) The Master Synchronous Serial Port module is a. (a) Serial Interface (b) Parallel Interface (c) Serial connector (d) Parallel connector USART can work in. (a) Full duplex form (b) Half duplex form (c) Serial form (d) Parallel form

8 A size of PIC microcontroller is. (a) Small (fit in 1 palm) (b) Small (fit in 2 palms) (c) Large (d) Fit in 10X10 room All mechanical switches bounce when. (a) The switch opens or closes (b) The switch opens. (c) The switch closes (d) The switch damages To write to an EEPROM data location, the user must first write the address to the (a) EEDATA register (b) EEADIR register (c) EEADRH register (d) EEADATH register Q.13 True or false (Each question carries 1 marks) A liquid crystal display is an electronic device. ARM is 64 bit RISC processor architecture. The Timer/Counter is designed to count cycles of the peripheral clock (PCLK). Program counter (PC) keeps track of the program execution by holding the address of the current instruction. The TRIS register is the data direction register. ******

9 CS505/DCSE29-L V SEMESTER DIPLOMA IN COMPUTER ENGINEERING EXAMINATION JANUARY-2013 NETWORKS LAB Time: 1 hours (5X5=25) I. ANSWER ALL QUESTIONS. 1. Transfer Files between wireless Communication 2. The Following programs to be written in C 3. Write a program that takes a Binary file as input and finds error check using differen mechanism. 4. Write a Client program to download a file from HTTP server. 5. Write a program to Simulate Sliding Window Protocol

10 CS506/DCSE30-L V SEMESTER DIPLOMA IN COMPUTER ENGINEERING EXAMINATION JANUARY-2013 DOT NET LAB Time: 1 hours (5X5=25) I. ANSWER ALL QUESTIONS. 1. Create a web services application for calling a Web service for a hotel named full. 2. Develop a database application to store the details of students using ADO.NET 3. Develop a database application using ADO.NET to insert,modify, update and delete 4. Develop a VB.Net application using Datagrid to display records. 5. Develop a VB.Net application using Datagrid to add, edit and modify records.

M4.1-R4: APPLICATION OF.NET TECHNOLOGY

M4.1-R4: APPLICATION OF.NET TECHNOLOGY NOTE: 1. There are TWO PARTS in this Module/Paper. PART ONE contains FOUR questions and PART TWO contains FIVE questions. 2. PART ONE is to be answered in the OMR