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keralauniversity.ac.in B.Tech Information Technology Model Question Paper

Organisation : University of Kerala
Degree : B.Tech
Stream : Information Technology
Semester : VIIth Sem
Document Type : Model Question Paper
Website : http://www.keralauniversity.ac.in/downs
Download Question paper :
Optimization techniques : https://www.pdfquestion.in/uploads/22236-Optimizaiton-Techniques.pdf
Mobile computing : https://www.pdfquestion.in/uploads/22236-Mobile-Computing.pdf
Computer Peripherals & Interfacing : https://www.pdfquestion.in/uploads/22236-Computer-Peripherals.pdf
Statistical reasoning : https://www.pdfquestion.in/uploads/22236-Statistical-Resoning.pdf
Principles of programming Language : https://www.pdfquestion.in/uploads/22236-Principles-programming.pdf
Internet-working with TCP : https://www.pdfquestion.in/uploads/22236-Internetworking.pdf

Kerala University Information Technology Question Paper

Computer Peripherals And Interfacing : (F) (Elective II)
Part A :
Answer all questions (5×4=20)

Related : University of Kerala Advanced Database Management System Model Question Paper : www.pdfquestion.in/22229.html

1. Explain about real time clock. List out the merits and demerits of overclocking the CPU.
2. Compare SIMM, DIMM and RIMM.
3. Differentiate between optical mouse and mechanical mouse.
4. Explain magnetic tapes and streamer tapes.
5. List out the merits and demerits of DRAM.

Part B : (Answer any one full question out of the two from each module.)
MODULE -1 :
6. Explain the components of a motherboard with neat diagram. (20 mark)
OR

7. Write short note on
a) Instruction pipelining
b) Motherboard form factor
c) RISC
d) SPGA (20 mark)

MODULE-2 :
8(a).Explain RAM slots and its types. (10 mark)
(b).Write a note on
(i)SDRAM
(ii)USB
(iii)DIMM
(iv)Fast mode DRAM
(v)DDR3 (10 mark)
OR

9(a).Differentiate between serial port and parallel ports.(10 mark)
(b)Explain about
(i)PCI slots
(ii)CI express slots
(iii) AGP slots (10 mark)

MODULE -3 :
10.Explain various storage interfaces. (20 mark)
OR
11(a).Explain the working of flat bed scanner. (10 mark)
(b). Explain about inkjet printer operations. (10 mark)

MODULE-4 :
12(a).Write short note on
(i). WXGA
(ii). WQXGA
(iii). XGA (10 mark)
(b)Explain about Blu-ray disc.(10 mark)
OR

13(a). Briefly explain the operations of hard disk. (10 mark)
(b). Write a note on
(i) Magnetic disk
(ii) Magneto optical disk (10 mark)

Mobile Computing

(Elective I) (F) :
Time : 3 Hours
Marks : 100
PART- A :
Answer all questions. Each question carries 4 marks
1. List and explain GSM services.
2. What are the benefits of Spread Spectrum Systems?
3. Compare between IEEE 801.11 and HiperLAN2.

4. Explain agent advertisement in Mobile IP.
5. Why has a scripting language been added to WML? How can this language help saving bandwidth and reducing delay ?

PART- B :
Answer any one question from each module. Each question carries 20 marks.
Module 1 :
6 a) Explain differences between GSM, GPRS and UMTS. (10)
b) Draw a neat diagram of GSM architecture and explain with details of various types of interfaces. (10)
or
7 a) Explain various types of antennas and their radiation pattern. (8)
b) What are the main problems faced in signal propagation? (12)

Module 2 :
8 a) Explain Bluetooth protocol stack with neat diagram (12)
b) Explain in detail about digital video broadcasting. (8)
or

9 a) Explain how the power management is done in IEE 802.11 infrastructure and adhoc networks. (10)
b) Describe the mobile satellite systems (LEO,GEO and MEO). (10)

Module 3 :
10 a) What is the basic purpose of DHCP? Name the entities of DHCP. (10)
b) Explain standard routing protocols for mobile communication. (10)
or

11 a) List the various entities of mobile IP and describe data transfer from a mobile node to a fixed node and vice versa. (10)
b) Explain the various encapsulation methods used in Mobile IP. (10)

Module 4 :
12 a) Draw a neat diagram of WAP architecture and explain in detail. (10)
b) Explain how mobile TCP improves the TCP performance in wireless and mobile environment. (10)
or
13 Explain
a) WAP 2.0 (5)
b) WML Script (5)
c) WDP (5)
d) WTLS (5)

Statistical Reasoning

 (Elective – 1) (F) :
Time : 3 hrs
Max marks : 100
PART A : (All questions are compulsory. Each question carries 4 marks)
1. Explain role type classification with respect to scatter plots.
2. What is meant by stratified sampling?
3. Distinguish between discrete and continuous random variables.

4. 500 values are normally distributed with a mean of 125 and a standard deviation of 10.
a) What percent of the values lies in the interval 115-135?
b) What percent of the values lies in the interval 100-150?
c) What interval about the mean includes 95% of the data?
d) What interval about the mean includes 50% of the data?

5. Find the least sample size population required if the length of the 95% confidence interval for the mean of a normal population with standard deviation 8 should be less than 10.

PART B : ( Answer one full question out of the two from each module. Each question carries 20 marks.)
Module – I :
6. Distinguish between the distributions of categorical variable and quantitative variable. Illustrate it with the help of examples using graphical representations and numerical measures.
7. Explain histograms and stemplots.

Module – II :
8. Distinguish between different types of sampling plans with proper examples.
9. Briefly explain causational and observational studies with the help of suitable examples.

Module – III :
10. Explain sampling distributions with respect to sample proportion and sample mean.

11. Suppose the proportion of all college students who have used drugs in the past 6 months is p =0.40. For a class of n = 200, that is representative of the population of all students on drugs consumption, what is the probability that the proportion of students who have consumed drugs in the past 6 months is less than 0.32?

Module – IV :
12. Explain statistical inference with respect to point estimation, interval estimation and hypothesis testing.

13. a) A random sample of 900 members is found to have a mean of 4.45 cms. Can it be regarded as a sample from a large population whose mean is 5 cm and variance is 4 cm?

b) In a random sample of 450 industrial accidents, it was found that 230 were due to unsafe working conditions. Construct 95% confidence interval for the corresponding true proportion.

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