MGY-103 Solved Assignment 2026

Description

IGNOU MGY-103 Solved Assignment 2026

PG CERTIFICATE IN GEOINFORMATICS (PGCGI)
&
PG DIPLOMA IN GEOIFORMATICS (PGDGI)
&
MSC GEOINFORMATICS (MSCGI)
ASSIGNMENTS
JANUARY 2026 & JULY 2026 CYCLES
Valid from 1st January to 31st December 2026
Tutor Marked Assignments (TMA) for Semester-I Course

Tutor Marked Assignment
MGY-103: Global Navigation Satellite System and Geographic Information System
Course Code: MGY-103
Assignment Code: MGY-103/TMA/2026
Max. Marks: 100

Note: Attempt all questions. The marks for each question are indicated against it. Write all answers in your own words; do not copy from the Self Learning Materials (SLMs). Write your answers in about 300 and 600 words for short and long answers, respectively.
————————————————————————————————————————
Part-A
1. Explain the working principle of GNSS. Draw well-labelled diagrams wherever required. (10)
2. Discuss the different procedures used in GPS field survey. (10)
3. Write short notes on the following:
a) Application potential of GNSS
b) Raster data model
4. Briefly answer the following:
a) Components of GIS (5)
b) Indian GNSS programmes (5)
5. Distinguish between the following:
a) C/A -code and P-code (5)
b) Raster and vector data structure (5)
Part-B
6. Discuss the Spaghetti and TIGER data models with the help of neat well labelled diagrams and write their advantages and disadvantages. (10)
7. Describe the various input devices used for raster and vector data. (10)
8. Distinguish between the following:
a) Horizontal and vertical data integration (5)
b) Data accuracy and data consistency (5)
9. Explain the creation of data required for any GIS project with help of neat well-labelled diagrams. (10)
10. Briefly answer the following:
a) Map digitisation (5)
b) Non-spatial data (5)