Fundamentals of Computer Science

Assignment A

1.    What is a computer? Write in your words how you have experienced in your day to work and life

2.    Write any two characteristics of a computer comparing the advantageous factor with the traditional way of doing a particular task.

3.    Name any two input devices and one I/O device which works as data input as well output in the same device    

4.    What is secondary memory? Name three secondary storage devices to compare them based upon capacity and access speed.

5.    What is meant by the operating system?

Assignment B

Case Detail:  
Questions

1.    What is Computer network Explain Wide Area Network (WAN). Research on Cloud Computing

2.    Write a note on future generation computers. Write the applications of those computers in business.

3.    Define a) RAM and ROM.  b) Optical media. c) Spread sheet functions. d) Computer virus e) E-mail.

SECTION - C
Question 1

The fundamental conceptual unit in a computer is:
Operating System 
Transistor 
Hard Drive 
CPU 
 
Question 2

"In a 8086/8088 Microprocessor, the unit responsible for getting the instructions from memory and loading in the Queue is"
Execution Unit 
Registers 
. Stack 
. Bus Interface Unit 
 
Question 3

"When you transfer the record from a Big Endian system to a Little Endian system over the network in order to get the original value, you must"
there is no simple solution 
reverse the characters in a word 
reverse the bytes in an integer 
reverse the byte within a word 
 
Question 4

"To transmit data bits 1011, the correct even parity seven bit Hamming Code is"
. 1100111 
0.0110111 
. 0101101 
. 1010101 

Question 5

"The instruction MOV CL, [BX][DI]+8 represents the following addressing mode"
.based relative 
register indirect 
indexed relative 
.based indexed 

Question 6

"The amount of time required to read a block of data from a disk into memory is composed of seek time, rotational latency, and transfer time. Rotational latency refers to"
. the time it takes for the platter to make a full rotation 
. the time it takes for the read-write head to move into position over the appropriate track
the time it takes for the platter to rotate the correct sector under the head 
none of the above 
 
Question 7

"If a magnetic disc has 100 cylinders, each containing 10 tracks of 10 sectors, and each sector can contain 128 bytes, what is the maximum capacity of the disk in bytes?"
"b. 12,800,000"
"d. 1,280,000"
"c. 12,800"
"a. 128,000"
 
Question 8

According to the specifications of a particular hard disk a seek takes 3 msecs (thousandths of a second) between adjacent tracks. If the disk has 100 cylinders how long will it take for the head to move from the innermost cylinder to the outermost cylinder
30 microseconds 
300 msecs 
3000 msecs 
3 microseconds 
 
Question 9

Which of the following started out as separate program from operating systems but usually is included as part of the OS later on?
d. Dispatcher 
Text Editor 
Resource allocator 
Command processor 
 
Question 10

An operating system that allows several processors to perform computation as the same time is call
  b. Multitasking 
  d. Real time processing 
  c. Multiprocessing 
  a. Single program 
 
Question 11

"In MS-Dos 6.22, which part identifies the product uniquely"
Ms-DOS 
DOS 
MS 
6.22 
 
Question 12

While working with Ms-Dos which command transfers a specific file from one disk to another?
Copy 
Rename 
Diskcopy 
Time 
 
Question 13

"Which command displays only file and directory names without size, date and time information?"
Dir /s 
Dir/w 
Dir /b 
Dir a: 
 
Question 14

EBCDIC stands for
Extended Binary Coded Decimal Interchange Code 
Extended Bit Case Decimal Interchange Code 
Extended Bit Code Decimal Interchange Code 
Extended Binary Case Decimal Interchange Code 
 
Question 15

"An entire path name, consisting of several sub-directory names can contain upto"
63 character 
36 character 
53 character 
13 character 
 
Question 16

In which year the first operating system was developed
1940 
1950 
1980 
1910 
 
Question 17

Which file is the batch file that is read while booting a computer?
Autoexecutive.bat 
Auto-batch 
Autoexec.bat 
Auto.bat 
 
Question 18

Full form of MS-DOS is
Micro Soft Disk Operating System 
Micro Simple Disk Operating System 
Micro System Disk Operating System 
Micro Sort Disk Operating System 
 
Question 19

Which of the following statements in regard to directories is false?
Directories with files can be deleted 
The root directory is always at the highest level 
Directories cannot be renamed 
Directories can exist inside directories 
 
Question 20

Terminals are required for
" real-time, batch processing & time-sharing"
" real-time,  time sharing & message switching"
"real time, time-sharing & distributed message processing"
"real time, distributed processing & manager inquiry"
 
Question 21

Which of the following transmission systems provide the highest data rate to in individual device?
computer bus 
lease lines 
voice and mode 
telephone lines 
 
Question 22

Communiction circuits that transmit data in both directions but not at the same time are operating in
a half duplex mode 
a simplex mode 
a full duplex mode 
an asynchronous mode 
 
Question 23

Which access method is used for obtaining a record from a cassette tape?
Sequential 
Direct 
Random 
All of the above 
 
Question 24

A program component that allows structuring of a program in an unusual way is known as
Coroutine 
Quene 
Correlation 
Diagonalization 
 
Question 25

The radian of a number system
Is variable 
Has nothing to do with digit position value 
Is always an even number 
Equals the number of its distinct counting digits 
 
Question 26

"The section of the CPU that selects, interprets and sees to the execution of program instructions”
Memory 
ALU 
Register unit 
Control unit 
 
Question 27

Which type of system puts the user into direct conversation with the computer through a keyboard?
Time sharing 
Interactive computer 
Real time processing 
Batch processing 
 
Question 28

A single packet on a data link is known as
Group 
Block 
Path 
Frame 
 
Question 29

Which of the following required large computer memory?
Voice 
Imaging 
Graphics 
All of above 
 
Question 30

A term associated with the comparison of processing speeds of different computer system is:
CFPS 
MIPS 
EFTS 
MPG 
 
Question 31

Which American Computer Company is called big blue?
Microsoft 
IBM 
Tandy Sevenson 
Compaq Corp 
 
Question 32

A modern electronic computer is a machine that is meant for
Performing repetitive tasks accurately 
" Input, storage, manipulation and outputting of data "
Doing quick mathematical calculations 
Electronic data processing 
 
Question 33

An integrated circuit is
Much costlier than a single transistor 
Fabricated on a tiny silicon chip 
An integrating device 
A complicated circuit 
 
Question 34

"In a punched card system, data is processed by a"
"Accounting machine, keypunch machine and sorter "
"Keypunch machine, sorter and posting machine"
"Sorter, posting machine, and billing machine"
" Accounting machine, posting machine, and billing machine"

Question 35

The two basic types of record-access methods are
Direct and immediate 
Sequential and indexed 
On-line and real time 
Sequential and random 
 
Question 36

Where was India s first computer installed and when?
" Indian Statistical Institute, Calcutta, 1955 "
" Indian Institute of Science, Bangalore, 1971"
" Indian Institute of Technology, Delhi, 1977"
"Indian Iron & Steel Co. Ltd., 1968"
 
Question 37

Which was the world s first minicomputer and when was it introduced?
" PDP-II, 1961"
" PDP-I, 1958 "
" VAX 11/780, 1962"
" IBM System/36, 1960"
 
Question 38

A digital computer did not score over an analog computer in terms of
Cost 
Speed 
Memory 
Accuracy 
 
Question 39

In the third generation of computers:
An operating system was first developed 
Distributed data processing first became popular 
"On-line, real time systems first became popular "
High-level prcedu7ral languages were firs used 
 
Question 40

Which of the following printers are you sure will not to use if your objective is to print on multi carbon forms?
Dot matrix 
Daisy wheel 
Laser 
Thimble