M.C.A. (Semester (CBCS) Examination Mar/Apr-2018
Science
INTRODUCTION TO COMPUTERS
Time: 2½ Hours
Max. Marks: 70
Instructions: Question No. 1 and 2 are compulsory. Attempt any 3 questions from Q. no. 3 to Q. no. 7 Figures to the right indicate full marks.
Q.1
A)Choose correct alternatives.
10
Computer Monitor is also known as
DVU
UVD
VDU
CCTV
In which language is source program written?
English
Symbolic
High level
Temporary
Instructions and memory address are represented by
Character code
Binary codes
Binary word
Parity bit
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Cases Reader
None of these
Which one of these is not input device?
Speaker
Mouse
Scanner
Keyboard
Which of the following is first generation of computer?
EDSAC
IBM-1401
CDC-1604
ICL-2900
A computer program that converts an entire program into machine language is called
Interpreter
Simulator
Compiler
Assembler
The most important advantage of a video disk is
Compactness
Potential capacity
Durability
Cost effectiveness
Which is the volatile memory?
RAM
ROM
EPROM
EEPROM
10) Which number system is commonly used as a shortcut notation for groups of four binary digits?
Binary
Decimal
Octal
Hexadecimal
B)State True or False.
04
One megabyte is equivalent to 1024 Byte
A system that can process two or more programs is called Multiprogramming.
The overall functions of the O.S. are to manage files and memory.
A group of 8 bits is called a Nibble
Q.2

Write short notes on the following.
08
Assembler
Plotter

Solve the following.
06
Convert Binary to decimal (10010)2
Convert Decimal to Octal (684)10
Q.3
Attempt the following questions:-

Explain following Linux commands with suitable examples
08
adduser
ii) in
iii) talk
iv) wall
b)Explain the difference between machine language assembly language.
06
Q.4
Attempt the following questions:-
a)What is computer network? Explain different network models.
07
b)Explain classification of computers according to size.
07
Q.5
Attempt the following questions:-
a)Explain following DOS commands with suitable examples
08
TREE
ii) DOSKEY
iii) FORMAT
iv) RECOVER
b)Explain working of digitizer.
06
Q.6
Attempt the following questions:-
a)Describe the features of MS-Power point.
07
b)What is software? Explain different types of software with example.
07
Q.7
Attempt the following questions:-
a)What is pointing device? Explain any two pointing devices with advantages and disadvantages?
07
b)Write a short note on evolution of computers.
07