Tuesday 5 June 2012

CS101- Introduction to Computing Solved Final Term Papers



Question No: 1      ( Marks: 1 ) - Please choose one
 

In a good presentation each slide should contain____________.

       Heading

       Phrases not sentences

       Sentences not phrases

       Heading, sentences not phrases



Question No: 2      ( Marks: 1 ) - Please choose one
 

Which one of the following is not an event handler's attribute?

       Function

       Identifier

       Equal sign

       String consisting of JavaScript statements



Question No: 3      ( Marks: 1 ) - Please choose one
 

According to the heuristic, the number of defects remaining in a system after a given level of tests is proportional to ___________.

       The number found on very first day.

       The number found during the development.

       The number found during the test.

       None of the given options.



Question No: 4      ( 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: 5      ( Marks: 1 ) - Please choose one
 

A combination of word processing and graphic design is


       Corel Draw


       Desktop Publishing


       Paint


       WordPad




Question No: 6      ( Marks: 1 ) - Please choose one
 

A microprocessor can be made more powerful by increasing its ________


       Clock frequency

       Word length

       Clock frequency and Word length

       None of above



Question No: 7      ( Marks: 1 ) - Please choose one
 

Security can also be improved through _____________.

       Encryption

       Typing errors

       Transmission errors

       Hardware malfunctions



Question No: 8      ( Marks: 1 ) - Please choose one
 

______________ is a field that uniquely identifies each record stored in a table.

       Composite Key

       Primary key

       Foreign key

       None of the given options



Question No: 9      ( Marks: 1 ) - Please choose one
 

There are _________ types of errors.

       2

       3

       4

       5



Question No: 10      ( Marks: 1 ) - Please choose one
 

______ is simply a fast port that lets you connect computer peripherals and consumer electronics to your computer without restart.

       Freeware

       Shareware

       Firewire

       Firmware



Question No: 11      ( Marks: 1 ) - Please choose one
 

___ provides a simple, consistent way for applications to interact with the HW without having to know all the details of the HW

       Explorer.exe

       System Files

       Operating System

       Application Software



Question No: 12      ( Marks: 1 ) - Please choose one
 

One can browse documents residing on a remote computer using ________ protocol.

       HTTP

       SMTP

       FTP

       TELNET



Question No: 13      ( Marks: 1 ) - Please choose one
 

Which event handler executes the specified JavaScript code when a window/form element loses focus ?

       onBlur

       onLoad

       onUnload

       onFocus



Question No: 14      ( Marks: 1 ) - Please choose one
 

Which event handler executes the specified JavaScript code when a window/form element receives focus ?

       onBlur

       onLoad

       onUnload

       onFocus



Question No: 15      ( Marks: 1 ) - Please choose one
 

_____________ loop is a flow control statement that allows code to be executed repeatedly based on a given Boolean condition.

       For

       Do-While

       If-else

       While



Question No: 16      ( Marks: 1 ) - Please choose one
 

A
B
C
D
4
ABC003
65
=c4=c4



   Expression format in cell D4 is NOT correct.


       True

       False



Question No: 17      ( Marks: 1 ) - Please choose one
 

for(var i=1; i<=2;i=i+1)                                           
{
document.write( "Sorted Words:" + "<BR>" )
}

Which of the following shall be the output of above code:

       Sorted Words: Sorted Words:

       Sorted Words:
Sorted Words:

              Sorted Words: “<BR>”
       Sorted Words: “<BR>”


       Sorted Words: <BR>
Sorted Words: <BR>





Question No: 18      ( Marks: 1 ) - Please choose one
 

Data integrity, in Database management system is necessary because it:


       Refers to provide insecurity to the data



       Refers to provide security to the data


       Refers to maintaining the correctness of data


       Refers to maintaining the consistency of the data




Question No: 19      ( Marks: 1 ) - Please choose one
 

Which of the following formula is used in spreadsheet for addition?


       C6+E6

       =C6+E6

       6+6=12

       6+E6



Question No: 20      ( Marks: 1 ) - Please choose one
 

Which of the following keyword is used to jump out of switch statement as soon as the match is found?


       Default

       Else

       Jump

       Break



Question No: 21      ( Marks: 1 ) - Please choose one
 

How many types the string methods have?

       1

       2

       3



Question No: 22      ( Marks: 1 ) - Please choose one
 

Which Internet Service is comparatively Slow but Inexpensive and Fast.

       E-mail

       Instant Messaging

       Web

       None of the given



Question No: 23      ( Marks: 1 ) - Please choose one
 

Semantic web is ________ .

       The extension of web

       Designed for both human beings and computers

       The extension of web and Designed for both human beings and computers

       None of the given



Question No: 24      ( Marks: 1 ) - Please choose one
 

Coding is the responsibility of ________________

       Software designer

       Software developer

       Project manager

       None of given



Question No: 25      ( Marks: 1 ) - Please choose one
 

Run time error occurs when ___________ .

       The complier compiles the programs

       The compiler ends the execution of the program

       The compiler start running the program

       The compiler finds a semantic error



Question No: 26      ( Marks: 1 ) - Please choose one
 

Heuristics are ________ .

       Intelligent systems

       Always ends with the solution of the problem

       Both of the given

       None of the given



Question No: 27      ( Marks: 2 )
 

What are application softwares? List down the names of three application softwares.

Definition: Application Software are that software then can interact directory with the user for performance of respective type of work.

Following are the types of Application Softwares:-

·         AutoCAD and Corel Draw
·         Business Software
·         Productivity SW
·         Games Software

Question No: 28      ( Marks: 2 )
 

Why Local variable is preferred over Global variable ?

In my point of view Global variable has some advantage with Local variables is preferred due to the following reasons:-

When we declare any global variable in web page then in case of error and logic it’s very difficult to see on which line this variable is used and what’s his value if we have more than 2000 lines and all the functions in web page using that Global Variable so Global variables can make the logic of a Web page difficult to understand.

As we know we can use Global variable everywhere so Global variables also make the reuse and maintenance of your code much more complex.

Question No: 29      ( Marks: 2 )
 

In JavaScript, what is event handling? What are the two types of events?


In java script we can capture events on do some operation on the basis of that particular event. For example we want to load some data on web page then with the help of event handling we can do this operation by using onLoad event.
We can put Event handlers in the body of web page and also in attributes of HTML. From the attribute we can call any JavaScript function that will do his operation and come back. Now we can also interact with server side with the help of AJAX in JavaScript function.

In-Line Event Handling

We can place event handlers in the BODY part and also in HTML attributes the event handlers attributes consist of 3 parts the event handler, equal sign and a string of JavaScript statement enclosed in quotes (single or double). And one more thing these should be put in one line without newline due to this sophisticated event handling is not possible with in-line event handling.





Question No: 30      ( Marks: 2 )
 

What is Structured Vector Graphics ?

This is a plug-in that is required to view swf (flash) files in the web browser


Question No: 31      ( Marks: 3 )
 

What kind of new jobs are created because of computing? And which old professions are being eliminated?

Due to computing where people are getting benefits from automated systems on the other hand the people that are with KHATA system or Manual system and they don’t know about computers are eliminated due to this reason and people take place of many people. We can see in the offices where before computer if there are four person required now only one person is required for example with the help of database we can store more than thousand of information and only one person is managing the whole data that is DBA. In the old system many people are writing the data in registers and then its also very difficult to find the specific record.

Now we can see companies are hiring:-

Data Entry Operators
System Engineers
Software Developer
DBA etc.


Question No: 32      ( Marks: 3 )
 

What are Logic- or Time-Bombs ?

It execute the payload when predetermined event occurs
For example use type particular phrase and particular data is reached.


Question No: 33      ( Marks: 3 )
 

What do you mean by FTP or File Transfer Protocol?

This protocol is used to upload the files on remote computers. This is used to transfer files between computer on TCP/IP network e.g. internet and now a day’s many software are available for uploading files using FTP like Mozila FTP, cute FTP etc.

Question No: 34      ( Marks: 5 )
 

Why should we, as computing professionals, be interested in studying the social implications of our creations?

If we see our life then we can judge computing technology is changing our life fast if we compare with other technology.

We should highlight the mistakes and successes of the past. We should learn then and select future direction accordingly. Computers are keep becoming more and more powerful and gaining more autonomy.

Powerful Global Corporation.
The network Organization


Question No: 35      ( Marks: 5 )
 

How DoS attack is a cyber crime? For what cyber crime can be used?

DoS is the crime but of a new type. A new type for policing system is required to tackle such crimes.

Cyber Crime can be used to Damage a home computer, Bring down the Business, Weaken the financial and defense system of country.


Question No: 36      ( Marks: 5 )
 

What are the key characteristics of internet? Write the names of any five.




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