Laboratory Computer Science & Engg.
Third Semester
DIGITAL ELECTRONICS
| Sr. No. | LIST OF PRACTICALS |
| 1 | Verification and interpretation of truth tables for AND, OR, NOT NAND, NOR and Exclusive OR (EXOR) and Exclusive NOR(EXNOR) gates. |
| 2 | – Realisation of logic functions with the help of NAND or NOR gates – Design of a NOR gate latch and verification of its operation . |
| 3 | To design a half adder using XOR and NAND gates and verification of its operation – Construction of a full adder circuit using XOR and NAND gates and verify its operation. |
| 4 |
To design 4 bit adder, 2’s complement subtractor circuit using an 4 bit adder IC and an XOR IC and verify the operation of the circuit. |
| 5 | To design a NOR Gate Latch and verification of its operation. |
| 6 | Verification of truth table for positive edge triggered, negative edge triggered, level triggered IC flip-flops (At least one IC each of D latch , D flip-flop, JK flipflops). |
| 7 | Verification of truth table for encoder and decoder ICs, Mux and DeMux. |
| 8 | To design a 4 bit SISO, SIPO, PISO, PIPO shift registers using JK/D flip flops and verification of their operation. |
| 9 | To design a 4 bit ring counter and verify its operation. |
| 10 | Asynchronous Counter ICs Verification of truth table for any one universal shift register IC Use of IC 7490 or equivalent TTL (a) divide by 2 (b) divide by 10 Counter OR Use of IC 7493 or equivalent TTL (a) divide by 2 (b) divide by 8 (c) divide by 16 counter |
| 11 | Note: Above experiments may preferably be done on Bread Boards. |
COMPUTER PROGRAMMING USING C
| Sr. No. | LIST OF PRACTICALS |
| 1 | Programming exercises on executing and editing a C program. |
| 2 | Programming exercises on defining variables and assigning values to variables. |
| 3 | Programming exercises on arithmetic and relational operators. |
| 4 | Programming exercises on arithmetic expressions and their evaluation. |
| 5 | Programming exercises on formatting input/output using printf and scanf and Their return type values. |
| 6 |
Programming exercises using if statement. |
| 7 |
Programming exercises using if – Else. |
| 8 | Programming exercises on switch statement. |
| 9 | Programming exercises on do – while, statement. |
| 10 | Programming exercises on for – statement. |
| 11 | Programs on one-dimensional array. |
| 12 | Programs on two-dimensional array. |
| 13 | (i) Programs for putting two strings together. (ii) Programs for comparing two strings. |
| 14 | Simple programs using structures. |
| 15 | Simple programs using pointers. |
| 16 | Simple programs using union. |
OPERATING SYSTEMS (OS)
| Sr. No. | LIST OF PRACTICALS |
| 1 | Directory commands. |
| 2 |
File commands. |
| 3 | Process management. |
| 4 | Using file permission commands. |
| 5 | Mail commands. |
| 6 | Editing file system rights in a Linux environment : a) Interfacing with the network (Ethernet) b) Preparing of network cables including hubs, connectors etc. c) Establishment of LAN network for homogeneous systems d) Establishment of LAN network for heterogeneous systems e) Use of protocols and gateways in establishing LAN f) Writing small programs such as file security, file transfer, remote testing g) Trouble shooting of networks h) Writing login scripts |
OPERATING SYSTEMS
| Sr. No. | LIST OF PRACTICALS |
| 1 |
Installation of various multimedia software like Photoshop, Flash, Director or any open source software. |
| 2 | Installing and use of various multimedia devices : – Scanner – Digital camera, web camera – Mike and speakers – Touch screen – Plotter and printers – DVD – Audio CD and Video CD |
| 3 |
Reading and writing of different format on CD/DVD. |
| 4 |
Transporting audio and video files. |
| 5 | Using various features of Flash. |
| 6 | Using various features of Photo-shop/GIMP. |
| 7 | Making multimedia presentations combining, Flash, Photo-shop, such as department profile, lesson presentation, games and project presentations. |
| 8 | Flip Books : Capture a series of images using your camera’s continuous mode. Design your Flipbook , Printing the flipbook ,Lay out the Flipbook pages, Arrange the pictures, Holding the end of the stack. |
| 9 | Stop Motion Animation : using characters in stop motion animation. |
INTERNET AND WEB TECHNOLOGIES
Research and Development Centre for Bicycle and Sewing Machine (Polytechnic College wing) came into existence in year 2001. The Polytechnic College is a Technical Education Wing of Research and Development for Bicycle and Sewing Machine Ludhiana. The R&D Centre was established in 1983 by Punjab Government with the assistance of UNDP/UNIDO.