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Worksheet 1

Q.1 Define web publishing?

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Q.2 Define URL?

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Q.3 What is the significance of HTTP?

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Q.4 What do you understand by a web server?

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Q.5 Name two transmission media for networking?

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Q.6 What is Firewall?

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Q.7 Which address of two computers on a network cannot be same?

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Q.8 Microwaves are unidirectional or omnidirectional?

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Q.9 This device regenerates & restrengthen the signal.

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Q.10 Difference between UTP & STP.

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Q.11 What are the parts of an optical fibre cable?

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Q.12 An intelligent device that connects several nodes to form a network and redirects the received

information only to the intended node.__________________________

Q.13 Name the network which is used by the repeaters._______________

Q.14. A school wants to go in for network of all the computers. Which topology would you

recommend & why?

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____________________________________________________________________________ Q.15. Write the Difference & similarity between switch & hub.

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___________________________________________________________________________ Q.16 How TCP/IP works.

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Q.17 What is domain name? Name some generic & Country specific name?

____________________________________________________________________________

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Q.18 Mention the threats to Network Security?

____________________________________________________________________________

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Worksheet 2

Q.1 The IIBM has to set up its new branch at Manipur for its office and web based activities.

It has Wings of buildings as shown in the diagram:

Center to center distances between various blocks

|Wing X to Wing Z |40m |

|Wing Z to Wing Y |60m |

|Wing Y to Wing X |135m |

|Wing Y to Wing U |70m |

|Wing X to Wing U |165m |

|Wing Z to Wing U |80m |

Number of Computers

|Wing X |50 |

|Wing Z |130 |

|Wing Y |40 |

|Wing U |15 |

(i)Suggest a most suitable cable layout of connections between the Wings and

(ii) Suggest the most suitable place (i.e. Wing) to house the server of this organization

(iii) Suggest the placement of the following devices with justification:

(a) Repeater (b) Hub/Switch

Q.2 Define Radiowave and Microwave. Mention the name of two devices each in which

they are used?

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Q.3 Explain DNS & DNR?

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Q.4 Give one example of each WAN, MAN, LAN, PAN?

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Q.5 Network is required .Why?

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Worksheet 3

Q.1 Write attributes of the tags given below:

1) < P> ________

2) _______

3) ________

4) ___________

5) _________________

6) _______________

7) _______________

8) ________________

9) _____________

10) _____________________

Q.2 Write functions of the following tags:

1)

2)

3)

4)  

5)

Q.3 Write full forms of the following:

1) XML 2) HTML

3) ISP 4) HTTP

5) HREF 6) URL

7) RDF 8) XSLT

9) WAI 10) CSS

11) JPEG 12) GIF

Q.4 Write HTML code for:

1) Short term courses 2) IT Companies

▪ Windows XP I Infosys

▪ Windows Vista II TCS

▪ Java Net beans III Wipro

▪ Open office

Q.5 Write HTML codes for:

|Production |

|N.N Reddy |1493 |

|S M Krishna |3829 |

|P. Chidambaram |0283 |

|Sales |

|Maria Philip |4827 |

|S.GANDHI | |

Q.6 Create an XML document to represent the marksheet of 5 students on the browser.

OR

Create an XML document to create the details of employees in a company.

Q.7 Write answer in one word

1) Name one empty tag

2) Syntax of comment tag

3) Which tag identifies the document as html tag?

4) A tag having closing tag

5) Which kind of list is bulleted list?

6) What character is displayed with password field?

7) What is the type field for radio button?

8) Type field for checkbox button.

9) Set of rules/tags that define the structure & format of text while presenting them.

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Worksheet 4

Q.1 Define the following terms :( 8)

1) Database

2) Encapsulation

3) Inheritance

4) Frontend

5) Resultset

6) Transaction

Q.2 Answer the following in one word :( 10)

1) He invented Java

2) Language which is both platform & programming Language

3) Character set used by Java

4) Interpreter of Java

5) It helps in developing applications through pre-programmed tools.

6) In which kind of literals is “\n” & “\b”

7) What are these called :( ),{ },[ ]

8) This keyword tells the compiler that value cannot be changed.

9) Name one method to convert number to string.

10) Name one which retrieves the text typed in text field.

Q.3 Write the functions of the following methods with syntax :( 10)

1) isEditable( )

2) setVisible( )

3) isEnabled( )

4) append( )

5) isSelected( )

6) getSelectedItem( )

7) getSelectedValue( )

8) ShowMessageDialog( )

9) ShowInput Dialog( )

10) SetText( )

Q.4 Do as directed:( 14)

1) Convert a string to number.

2) Convert a number to string.

3) Get the output of:

a) int x;

x=5;

System.out.print(x++);

System.out.print(x);

System.out.println (++x);

b) int a=1,b=2,c=4:

a=++b/c;

System.out.printLn (“ “+a+ “\n” +(c++));

c) int I=7;

System.out.print (++I);

System.out.print (I);

System.out.print (I++);

4) Identify the valid identifiers:

a) Var.1 b) roll no c) D23 d) S$ e) emp no f) 2A g) withdraw

Q.5 Explain the function of commit, rollback & save point?

Q.6 Explain call by value & call by reference?

Q.7 Mention atleast 5 controls which you use to make an application. (2)

Q.8 Explain the GUI builder & Netbeans IDE’s different parts. (2)

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Worksheet 5

1. Give the output of the following code fragment.

(a) int ch=10;

System.out.println (ch++);

System.out.println (++ch);

System.out.print (ch);

(i)What output does the above code fragment produce?

(ii)What is the effect of replacing ++ch with ch+1?

(b) int val,res,n=1000;

res= (n+val)>1500? 200:400;

System.out.println (res);

(i)If the input is 400

(ii)If the input is 1000

(iii)If the input is 1500

2. What will be the result of the following two expressions if i=15 initially?

(i)++i0)

{ if (m45)?x:y;

System.out.println(x);

2) int p=10,k=20;

K=k/++p;

System.out.println (“k=”+k);

3) int z,x=5,y= -10,a=4,b=2;

Z=x++- --y*b/a;

4) char ch=’a’;

ch=(ch==’b’)?ch:’b’;

System.out.println (“k=”+k);

5) int a=10;

Int b=5;

Int c=7;

System.out.println (a+b+c);

System.out.println ();

System.out.println (a+”t”+b+”t”+c);

System.out.println ();

System.out.println (a+”\n”+b+”\n”+c);

6) int i=10;

Int j, k, l, m,n;

J=i+5;

K=i+j/5;

L=k+1;

M=l+1+i;

N=k+m*l;

System.out.println (i+”\n”+k+”\n”+l+”\n”+m+”\n”+n);

7) int c=0,i=2;

While (i 0);

System.out.print (First – Second );

f) Write a JAVA code that takes the cost of a pencil from jTextField1 and number of

Pencils from JTextField2 and calculate total amount as cost*number to be displayed in JTextField3 and also find \

20% service tax out of total amount in jTextField4.

g) Write a method in java which takes the parameter as string and print the second last

Character?

h) How many times will the following loops execute? Which one of these is an entry

Control loop and which one is an exit control loop?

Loop 1 Loop 2

|int sum=0 ,i=5 ; |int sum=0,i=5; |

|do{ |while(i ................
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