.
FINALTERM EXAMINATION
Fall 2008
CS101- Introduction
to Computing (Session - 2)
Question No: 1 (
Marks: 1 ) - Please choose one
Which function
returns a randomly selected floating point number between 0 and 1 ?
► floor(x)
► ceil(x)
► random()(Correct)
► round(x)
Question No: 2 (
Marks: 1 ) - Please choose one
Functions are also
called:
► Heuristics
► Variables
► Arrays
► Subprograms
Question No: 3 (
Marks: 1 ) - Please choose one
In JavaScript, each
element of array can store data of type
► A Number
► An Array
► A String variable
► All of the given choices
Question No: 4 (
Marks: 1 ) - Please choose one
The weaknesses of the
computer are:
► Pattern recognition & Storage
► Speed & Innovative ideas
► Pattern recognition & Innovative ideas (Correct)
► Speed & Storage
Question No: 5 (
Marks: 1 ) - Please choose one
Processed data is
called ________.
► Information (Correct)
► Data
► Entity
► Attribute
Question No: 6 (
Marks: 1 ) - Please choose one
Many developers write
the _________ first and then incrementally convert each line into
_________.
► Real code & Pseudo code
► Pseudo code & Real code
► Real code & Artificial code
.
► None of the given options (Correct)
Question No: 7 (
Marks: 1 ) - Please choose one
When we buy a
software package, we do not really buy it, we just by a license that
allows us to use it,
the ___________stays with the maker.
► Agreement
► Ownership (Correct)
► Membership
► Software
Question No: 8 (
Marks: 1 ) - Please choose one
Name, Border, Source
are the ____________ of the image object.
► Event Handler
► Properties
► Methods
► None of the given options
Question No: 9 (
Marks: 1 ) - Please choose one
Using smart editors
they can automatically color different parts of statements in
different colors e.g.
HTML tags in ____________ color.
► Green
► Grey
► Blue (Correct)
► None of the given options
Question No: 10 (
Marks: 1 ) - Please choose one
____________ is in
Executive team.
► Project Manager (Correct)
► CEO
► Team Lead
► Developer
Question No: 11 (
Marks: 1 ) - Please choose one
Module level design
and unit testing the responsibility of _____________.
► Team Lead
► Developer (Correct)
► Project Manager
► Quality Assurance Expert
Question No: 12 (
Marks: 1 ) - Please choose one
_____________ team is
responsible for a project after the specification’s stage till the
very end.
► Executive
► Architect
.
► Development (Correct)
► HR
Question No: 13 (
Marks: 1 ) - Please choose one
_____________ waits
for some time and then launch a function.
► Timeout( )
► setTimeout( ) (Correct)
► setTime( )
► setTimeIn( )
Question No: 14 (
Marks: 1 ) - Please choose one
Which of the
following is NOT an event handler for image object?
► onAbort
► onError
► onLoad
► onUser (Correct)
Question No: 15 (
Marks: 1 ) - Please choose one
______________ is a
field that uniquely identifies each record stored in a table.
► Composite Key
► Primary key (Correct)
► Foreign key
► None of the given options
Question No: 16 (
Marks: 1 ) - Please choose one
Distance learning has
got a boost due to the ___________.
► Easy communication
► Online interactive contents
► Flexibility
► All of the given options (Correct)
Question No: 17 (
Marks: 1 ) - Please choose one
By default in a web
page Hyper Link for another web page is represented as
________________
► Blue only
► Black and Underlined
► Blue and Bold
► Blue and Underlined (Correct)
Question No: 18 (
Marks: 1 ) - Please choose one
To store rounded
number of 8.6 in a variable called "r_number", we write
_____________.
► r_number=Maths.round(8.6)
► r_numbers=Maths.rounds(8.6)
.
► r_number=Math.rounds(8.6)
► r_number=Math.round(8.6) (Correct)
Question No: 19 (
Marks: 1 ) - Please choose one
Which one is the best
option for designing a Medical Expert System?
► Rule Based System
► Genetic Algorithm
► Fuzzy Logic
► Neural Network
Question No: 20 (
Marks: 1 ) - Please choose one
Variables allow us to
manipulate data through the ___________.
► Actual Value
► Reference (Correct)
► Length
► Name
Question No: 21 (
Marks: 1 ) - Please choose one
Which is correct?
► onUnload (Correct)
► onUnLoad
► onUNLOAD
► All of the above
Question No: 22 (
Marks: 1 ) - Please choose one
Capturing events and
responding to them is called __________.
► Function Handling
► Event Handling (Correct)
► Event Procedure
► All of the given option
Question No: 23 (
Marks: 1 ) - Please choose one
___________ color
should be used in background for a good presentation.
.
► Light
► Dark (Correct)
► Red
► None of the given options
Question No: 24 (
Marks: 1 ) - Please choose one
Which of the
following symbol is used for multiple line comments in JavaScript?
► /
► //
► /* (Correct)
► //*
Question No: 25 (
Marks: 1 ) - Please choose one
In JavaScript, what
will be the result of the follwoing operation
79%3
► 0
► 1 (Correct)
► 2
► 3
Question No: 26 (
Marks: 1 ) - Please choose one
A new cell using HTML
is added in table row by
► <TC>…</TC>
► <TR>…</TR> (Correct)
► <TD>…</TD>
► <NC>…</NC>
Question No: 27 (
Marks: 1 ) - Please choose one
TCP stands for
___________.
► Total communication protocol
► Transmission control protocol (Correct)
► Transfer control protocol
► Transfer collection protocol
Question No: 28 (
Marks: 1 ) - Please choose one
What is NOT a key
factor while designing a website?
► Usability
► User-friendly
► Consistency
► Complexity (Correct)
.
Question No: 29 (
Marks: 1 ) - Please choose one
It represents the
________________ flow chart element.
► Process
► Input or Output
► Decision
► Connector
Question No: 30 (
Marks: 1 ) - Please choose one
Vacuum tubes were
replaced by ___
► Punch cards
► Transistors (Correct)
► Micro Processors
► Resistors
Question No: 31 (
Marks: 1 )
When does recursion
occur?
Question No: 32 (
Marks: 1 )
What are the types of
computer network according to the distance between nodes ?
Answer:
There
are two types of networks.
1.
LAN (Local Area Network)
2.
WAN (Wide Area Network)
Question No: 33 (
Marks: 2 )
What is meant by
semantic error ?
Answer:
Occur
when a statement executes and has an effect not intended by the programmer
and
Often times occur only in unusual & infrequent circumstances
Question No: 34 (
Marks: 2 )
List down the names
of two array methods available in JavaScript.
Answer:
1.
sort( ) [sorts elements in alphabetical order]
2.
reverse( ) [Reverses the order of elements]
Question No: 35 (
Marks: 3 )
How can you define a
consistent web design? Why is it needed?
.
Answer:
A
consistent good designed website is generated for general public that allows
users
to
attain what they want as quickly as possible without spending much effort.
A
consistent good design assists the user in recovering from errors.
Question No: 36 (
Marks: 3 )
How can we include
images in a web page using HTML and Java script?
Answer:
Image
in HTML
<IMG
src=URL, alt=text height=pixels width=pixels align="bottom|middle|top">
Image
in Javascript
Images
in JavaScript can be manipulated in many ways using the built-in object
Image.
Additional
properties to HTML are hspace, vspace & lowsrc.
Example:
It can be used by many handlers like, onAbort, onLoad & onError
Question No: 37 (
Marks: 3 )
The event handler
attribute consists of three parts. Write about each of them.
Answer
:
The
identifier of the event handler
The
equal sign
A
string statement enclosed in double or single quotes.
Question No: 38 (
Marks: 5 )
What is a packet in
the network environment? What kind of information does it contain?
Answer:
Packet is data chopped
up into pieces in a network environment.
These packets contain
information about which computer sent the data and
where
the data is going.
If a packet runs into
a problem during its trip, it can attempt to find another
route.
When all the packets get where they are going, the recipient computer
puts
them together again.
Question No: 39 (
Marks: 5 )
Suppose we have a big
project. Draw hierarchy of the people involved in the project?
Answer:
.
Please
ignore small lines relating Sub Teams to subordinates due to shortage of
time.
ABCD etc are connected directly to Team Lead 1,2 & 3 accordingly.
Question No: 40 (
Marks: 10 )
Write down HTML and
JavaScript code for the following requirements:
Declare an Array with
the identifier SUBJECT having length 5. Assign following values
to the array
elements:
MIS, Java,
Algorithms, Databases, C++
Show all values in
reverse order.
Question No: 41 ( Marks:
10 )
How instant messaging
works? Write the steps involved in this process.
Answer:
The
Instant Messaging services available allow us to maintain a list of people
(contacts)
that we interact with regularly. We can send instant messages to any of
the
contacts in our list as long as that contact is online.
Following
steps are involved in IM working.
1.
User commences the IM client.
Executive Team
Project Manager
Clients Project
Manager
Sub Team Lead1
Project Architect
Sub Team Lead 3
Sub Team Lead 2
A B
C D E F
A B
C D
A B
C
.
2. IM
client finds the IM server & logs in.
3. It
launches communication info (IP address, etc) to the IM server.
4. IM
server finds user’s contacts & sends him/her the communication info.
5. IM
server also notifies the contacts that the user is online; sends his/her
communication
info to them.
6.
The user’s & the contact’s IM clients are ready to communicate directly
(P2P).
7. As
new contact has come online, IM server informs them about the user
being
online & vice versa.
8.
Multiple, real-time chat are possible.
9.
When the user logs-off, his/her IM client informs the IM server.
10.
IM server wipes away the temporary file and informs the user’s contact’s
about his/her ‘offline’
status.
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