B.C.A. (Semester (CBCS) Examination Nov/Dec-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
is base of hexadecimal number system.
2 10
16 8
is communication system that can transmit data in one direction only.
Simplex Half Duplex
Full Duplex None of above
Execution of two or more programs by a single CPU is known as
Multiprocessing Time Sharing
Multiprogramming Real Time
is a new electronic switching device used in second generation.
IC Vacuum tubes
Transistor None of these
is a special device carry out process of modulation
demodulation.
Bluetooth Modem
Router SMPS
Protocol is used to transfer file.
URL FTP
Gopher Telnet
is the term, which refers to all physical parts of the computer.
Hardware Software
Data Information s
EPROM stands for
Erasable Programmable Read Only Memory
Electrically Erasable Programmable Read Only Memory
Programmable Read Only Memory
None of these
Operating System acts as an between user and Hardware.
Interchange Operation
Interface None of these
10) command is used to open the file in DOS.
Open Type
Start New
11) is known as father of modern digital computer.
John Von Neumann Blaise Pascal
Garden Moorie Charles Babbage
Page 2 of 2
SLR-SH-1
12) takes a single instruction of program and converts into object
code.
Compiler Interpreter
Both a and b None of these
13) A is a biometric technique that uses the unique patterns on a
person's retina blood vessels.
Voice recognition Character recognition
Retinal scanning Fingerprints
14) is most common input device used in computer.
Keyboard Light pen
Scanner Joystick
Q.2 Answer the following. (Any Four) 08
Define process and Program.
What Is Operating System? Give any two functions of it.
Define serial port and parallel port.
Define protocol. List any two protocols.
Define Virus. List out the characteristics of viruses.
Write Notes on. (Any Two) 06
Computer network.
Define periodic back-up?
Define the semiconductor memory? List the types of RAM.
Q.3 Answer the following questions. (Any Two) 08
What is Computer Memory? Explain Storage structure of hard disk.
Explain types of network.
What is Computer Security? Explain different security techniques use in
computer.
Answer the following. (Any One) 06
Differentiate between high level low level language.
Explain block diagram of computer system with suitable diagram.
Q.4 Answer the following questions. (Any Two) 10
List out different output device and Explain Laser printer in detail.
Explain 3 Generations of Computer.
Explain Compiler and Interpreter in detail.
Answer the following. (Any One) 04
Explain online Shopping? Explain different application areas.
Explain the primary storage unit of Computer.
Q.5 Answer the following questions. (Any Two) 14
Solve the followings (any three)
(101011.110)8
(1B.2D)16
(128.36)10
(11.10)10
What is network topology? Explain types of network topologies.
What is Computer Memory? Explain Storage structure hard disk.