CLASS XII: Unit 1 Question Bank

UNIT -1

COMPUTER NETWORKING

S.No.	Concepts	Degree of Importance	Level of Assignment	Errors generally committed
1.	Introduction of Network	*	L1	Correct use of technical word in definition , lack of express the objective in Point wise form
2.	Elementary Terminology of Networks	**	L2, L3	Server definition required client side aspect, correct layout of nodes in network, formation of MAC address with no. of digits in each section, not divide domain in 3 parts, no of digits in IP address
3.	Network Topologies	***	L1, L2, L3	Factor of topology clearly not in point wise, layout of topology mix up with others, lack of understanding the concept, misunderstanding in star and ring topology.
4.	Types of Networks	***	L2, L3	Technical word should be differentiate between two types of network, proper example not given during explanation
5.	Transmission Media	*****	L1,L3	Lack of knowledge of different pair of cables, formation of cabling with diagrams, technical word not used in definition and difference
6.	Network Devices	**	L1, L2	Formation of connecting of two devices, misunderstanding bridge, gateway and router, lack of using technical word
7.	Network Security	***	L1,L2, L3	Active protection and preventive measures mix up in every aspect, examples not given for explanation.

Level - 1

Level – 2

Write two advantages of networks.
Write two disadvantages of networks.
What is communication channel? Name the basic types of communication channels available.
What is domain name? How is it alternatively known?
What is the difference between MAN and WAN?
What are the limitations of star topology?
Write the disadvantages if twisted pair cables.
Write the applications of network?
Advantages and disadvantages of the followings :

Level – 3

What are the factors that must be considered before making a choice for the topology?
What are the similarities and differences between bus and tree topologies?
When do you think, ring topology becomes the best choice for a network?
Write the two advantages and two disadvantages of star topology in network.
What do you understand by domain name resolution?
What are communication channels? Discuss various channels available for networks?
What are common threats to network security?
How can you prevent/ counter threats of network security?

UNIT 2

OPEN SOURCE CONCEPT

SNO.	CONCEPT	DEGREE OF IMPORTANCE	LEVEL OF ASSIGN MENT	ERRORS GENERALLY COMMITTED
1	OPEN SOURCE BASED SOFTWARE	**	L1	PROBLEM IN DIFFERENTIATION OF FREE SOFTWARE,OPEN SOFTWARE ETC.
2	TYPES OF STANDARD	*	L1	DONOT KNOW ABOUT PROPRIETARY SOFTWARE
3	COMMON OPEN STANDARD FORMATS	***	L2	PROBLEMS IN OGG VORBIS
4	INDIAN LANGUAGE COMPUTING	**	L3	PROBLEMS IN ASSIGNMENT OF CODING

LEVEL 1

Q1.What is free software and open source software?

Q2. Explain different types of standard?

Q3.What is the advantages of open standard formats?

Q4. Explain some common open standard?

Q5. Write a note on Indian Language Computing?

Q6.What is ODF format?

Q7. What are fonts? Explain with example.
Q8.What is Unicode? What is ISCII?

Q9.What is different font’s categories?

LEVEL II

Q1.What is the importance of ISCII in term of Indian Language Computing?

Q2.Explain different file extension:

1) Odt ii) ods iii) odp iv) odg v) odb.

Q3. Write Short notes on MOZILLA.

Q4.Write short notes on APACHE.

Q5.Write short notes on POSTGRE SQL.

Q6.Write short notes on PHP.

Q7.What are the dangers of Proprietary Standards?

LEVEL III

Q1.In how many different ways can you type Indian script on a computer?

Q2.What is openoffice.org?

Q3.What is LAMP?

Q4. Write a note on Pango ?

Q5.The following is a message encoded in ASCI code. What is the message?

Q6.What is the significance of Unicode?

Q7.What is phonetic text entry?

Q8.Why do we prefer Ogg Vorbis ?

Q9. Explain W3C.?

CLASS XII