M.Sc. (Semester (CBCS) Examination Oct/Nov-2017
Geoinformatics
COMPUTER APPLICATION IN EARTH SCIENCE
Day Date: Thursday, 23-11-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions: Answers any five questions.
All questions carry equal marks.
Question 1 is compulsory.
Answer any two questions from Q.2, 3 4.
Answer any two short notes questions from Q.5, 6 7.
Draw neat and labeled diagrams wherever necessary.
Q.1 Choose the alternatives given below. 14
company is the biggest market in the microprocessor industry.
Motorolla IBM
Intel AMD
The MS-operating system is originally developed by Microsoft for
IBM IAM
ICM IRS
is not a logical data base structure.
Tree Relational
Network Chain
ROM stands for
Read only memory Record only memory
Re -readable memory Re Readable only memory
International business machine announced in
15 August 1976 12 August 1981
20 September 2000 15 August 1875
WWW stands for
World wide web World wild web
World wing web None of the above
GUI stands for
Graphical user interface Multiused interface
Single user interface Geographical user interface
RAM stands for
Random Access memory Raster Access memory
Read Access memory None of these
is not a valid relation database.
SYBASE ORACLE
IMS UNIFY
10) Hybrid schemes defined as a dimension table is shared by fact tables.
One or two Two or more
More to more All of these
Page 2 of 2
SLR-MN-487
11) IBM stands for
International Business marks Inter Business Mechanics
International Business Machine All of the above
12) Blaise Pascal originally called or the "pascaline".
Wording wheel Adding wheel
Numerical wheel Star wheel
13) MS-DOS was first introduced by Microsoft in
1982 1980
1981 1983
14) is the part of the computer used for calculating and comparing.
Disc unit Control unit
ALU Modem
Q.2 What is SQL? Explain Query processing. 14
Q.3 What is detail RDBMS. 14
Q.4 Define computer and state its applications in Earth sciences. 14
Q.5 Write short notes on: 14
Geological mapping using computer applications
Operating system
Q.6 Write briefly on the following. 14
Programming language
Natural joins
Q.7 Write short notes on: 14
Data base security
Storage devices.