CBSE Class 12 Informatics Practices Question Paper 2016 (Set-4)
This is the CBSE Class 12 Informatics Practices Previous Year Question Paper from 2016, Set-4. The paper has a total of 7 questions and is designed to be completed within 3 hours, with a maximum mark of 70. Candidates are given 15 minutes to read the question paper before they start writing their answers. The paper covers various topics within Informatics Practices, including networking concepts like communication media, network topologies, network devices, domain names, IP addresses, and firewalls. It also delves into Java programming fundamentals, such as control flow statements, built-in methods, variable naming conventions, and conditional statements. Solving this board question paper is crucial for students to understand the exam pattern, identify important topics, and enhance their problem-solving skills for the upcoming board examinations.
Quick info
| Board | CBSE |
|---|---|
| Class | 12 |
| Subject | Informatics Practices |
| Session | 2016 |
| Language | English |
| Type | Previous Year Question Paper |
| Exam type | Board Exam |
Paper pattern
The question paper contains 7 questions and is to be completed in 3 hours, with a maximum of 70 marks.
Topics covered
Paper topics
- Networking
- Java Programming
- Network Topologies
- Network Devices
- IP Addresses
- Firewalls
- Control Flow Statements
- Variable Naming
Important topics
- Network Communication Media
- Star vs. Bus Topology
- Network Device Functions
- Domain Name vs. IP Address
- Firewall Security
- Java Loop Statements
- parseInt() Method
- Valid Variable Names
- If-Else Statements
PDF preview
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Question paper text
SET-4
Series ONS
Code No. 90
Roll No.
Candidates must write the Code on the
title page of the answer-book.
- Please check that this question paper contains 11 printed pages.
- Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.
- Please check that this question paper contains 7 questions.
- Please write down the Serial Number of the question before attempting it.
- 15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.
INFORMATICS PRACTICES
Time allowed: 3 hours
Maximum Marks: 70
General Instructions:
(i) All questions are compulsory.
- Answer the questions after carefully reading the text.
P.T.O. 90 1
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- (a) Vidya College has three departments that are to be connected into a network. Which of the following communication medium (out of the given options), should be used by the college for connecting their departments for very effective High Speed communication?
Coaxial Cable
Optical Fiber
Ethernet Cable
Also name the type of network (out of PAN/LAN/WAN) formed.
<math>\mathbf{2}</math>
- State reason why Star topology requires more cable length than Bus topology.
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- Seema needs a network device that should regenerate the signal over the same network before the signal becomes too weak or corrupted.
Amit needs a network device to connect two different networks together that work upon different networking models so that the two networks can communicate properly.
Name the devices that should be used by Seema and Amit.
- How is a domain name related to an IP address?
- How is firewall useful in ensuring network security?
<math>{\bf 2}</math> <math>\mathbf{2}</math>
- (a) Identify the odd one out of the following Java statements. State reason 1 for your choice.
- for
- do while
- switch
- while
- Write the purpose of parseInt() method. 1
- Identify invalid variable names out of the following. State reason if 1 invalid.
- for
- - salary
- salary12
- product
- What is the difference between statements (i) and (ii)? 1
- <math>t = 2;</math>
- if <math>(t==2)</math> <math>d=3</math>;
90 <math>\mathbf{2}</math>
Frequently asked questions
What is this document?
This is the CBSE Class 12 Informatics Practices Previous Year Question Paper from 2016, Set-4, for board exam practice.
What is the duration and maximum marks for this paper?
The allowed time for this paper is 3 hours, and the maximum marks are 70.
How can solving this previous year paper help students?
Solving this previous year question paper helps students understand the exam pattern, identify key topics, and improve their performance in the board exams.
What topics are covered in this Informatics Practices paper?
The paper covers networking concepts, Java programming fundamentals, and network security aspects.
Is there any special instruction for reading the paper?
Yes, candidates are allotted 15 minutes to read the question paper before they begin writing their answers.
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