B.C.A. (Semester (CBCS) Examination Mar/Apr-2018
FUNDAMENTALS OF COMPUTER
Time: 2½ Hours
Max. Marks: 70
Instructions: All Questions are compulsory. Figures to the right indicate full marks.
Q.1
Choose correct alternatives.
14
The computers of fourth generation used circuits.
VLSI
VLLI
ULSI
SSI
is not an auxiliary memory.
RAM
Magnetic disk
CD
Magnetic Tape
A light sensitive device that converts drawing, printed text or other images into digital form are
keyboard
plotter
scanner
OMR
is the protocol which provides E-mail facility among different hosts.
FTP
SNMP
TELNET
SMTP
is known as father of modern digital computer.
John Von Neumann
Blaise Pascal
Garden Moorie
Charles Babbage
takes a single instruction of program and converts into object code.
Compiler
Interpreter
Both a and b
None of these
is the type of multiprocessing O.S. in which system shares single primary memory by all processor.
Tightly-Coupled
Loosely-Coupled
Both a and b
None of these
s
is also known as firmware.
RAM
ROM
Magnetic Disk
Magnetic Tape
The base of octal number system is
16
10
8
2
10) The storage capacity of floppy disk is
1.44 MB
1.44 GB
1.44 KB
1.44 TB
11) In MICR commonly used font is
F13D
E13B
F13B
E13D
Page 2 of 2
SLR-SR-1
12) RAM can be plugged into of computers.
SIMM (Single-in-line memory module)
Expansion slot
Both a and b
None of these
13) The conversion of analog signals to digital signals in modem is known as
Demodulation
Modulation
Moderation
None of these
14) A is a biometric technique that uses the unique patterns on a person's retina blood vessels.
Voice recognition
Character recognition
Retinal scanning
Fingerprints
Q.2
Attempt any seven of the followings.
14
What is Computer?
What is real-time operating system?
Define the semiconductor memory? List the types of RAM.
What is modem?
List the component of operating system.
Define periodic back-up?
What is interpreter?
List the types of computer.
What is math co-processor?
Q.3
Attempt any two of the followings:-
List the output devices. Explain dot-matrix printer.
What is virus? What are the characteristics of viruses?
Explain the block diagram of computer.
10
Write a short note on spooling.
04
Q.4
Attempt any two of the followings:-
How to secure data stored in computer system from unauthorized access?
07
What is network topology? Explain types of network topologies.
07
Carry out the following questions:- (any three)




07
Q.5
Attempt any two of the following:-
List the generations of computer. Explain the second and third generations briefly.
07
Define computer language? Give the advantages and disadvantages of machine language.
07
What is operating system? Explain functions of operating system.
07