(An Autonomous Institution, Affiliated to Anna University, Chennai) QP Set I Regulations — 2018 v4 Programme: | BE- EEE Semester: | 06 | Max. Marks: [50 Duration | 1.5 Hrs Course Code & Title: | 21FET62 & Discrete Time'Signal Processing — Class: 21EE06 Date: 14.03.2024 Time: 11,00 am to 12.30 pm Knowledge Levels [K1-Remembering | K3 - Applying KS — Evaluating (KL) K2- Understanding __[K4= Analyzing K6— Creating Part A - 10x 2= 20 Marks co KL 1, Name the different test signals used in digital signal processing. col KI 2. Compare energy and power signals. col K2 3. Define static and dynamic systems with an example. col K2 4, State Sampling Theorem. col K4 5. Distinguish even and odd signals with an example for each. col 3 6. List out the applications of Digital Signal Processing col k2 7. State the initial and final value theorem for Z-transform. coz K2 8. Define the term ROC of Z transform. List the types of ROC coz KI 9. Find the Z-transform of a"u(n) co2 K2 10. Determine the Z-transform of a signal x(n)={1,2,5,7,0,1} coz K2 Part B—2 x 15 =30 Marks No Question Marks co KL iG (8) Determine whether the following signal is periodic or not, if 7 COL periodic find the fundamental period x(n) =sin(TEn st) Determine the energy and power of the following signals a) x(n)=sin(En) b) x(n) =(1/3)%u(n) OR (b) For the discrete time systems given below i. y(n)=x(n)eos(oon) 4e4 15 COL «3 ii, y(n)=x(n)tnx(n+1) Check whether these systems are a) Static or Dynamic b) Linear or Non - Linear c) Time Invariant or Time Variant d) Causal or Non Causal ¢) Stable or Unstable 12, (a) Determine the z-transform and there ROC of the given discrete time 0s = CO2_—s«K3. FG) x(oy-(0.39 ulm) H08YUC-r-1) i) x(n)=(0.3)"u(n)+(0.8)'u-n- : ta Determine the Z-transform of 10 co2 K4 x() =a" sin(@yn)u() OR (b) (i) Find the Z-transform of x(n)=n? u(n). 7 co 7 (ii) Explain the properties of Z-transform. 8 co2 & Scanned with OKEN Scanner| VELALAR COLL HNOLOG Vaenensnat! (An Autonomous Institution, Affiliated to Anna. University, Chennai) QP Set 7 Regulations — 2018 v4 Programme: E-EEE Semester: [ 06 | Max. Marks: | 50 Duration [ 1.5 Hrs Course Code & Title: | 21FET62 & Discrete Time Signal Processing Class: 21EE06 Date: 14.05.2024 Time: 11.00 am to 12.30 pm Knowledge Levels [K1- Remembering | K3 - Applying KS — Evaluating (KL) K2- Understanding | Kd— Analyzing K6— Creating tA-10x2=20 Marks co KL 1. Distinguish between FIR and HR filters, col KI 2. Define frequency warping, Give remedial measure to prevent this col K2 3. List the properties of Chebyshev filt col K2 4. Analyze the need for employing window for designing FIR filter. col Ks 5, Write the windowing function due to Blackmann for FIR filter design. cot K3 6. What are the dit nt buses of TMS 320C54X Processor and list their functions? col K2 7. List the factors influence the selection of digital signal processors. cor k2 8. Differentiate Von Numann and Harvard architecture cor Ki 9. Give the different addressing formats of digital signal processors. cor K2 10, State how a Digital Signal Processor is different from other processors coz K2 Part B= 2x 15 =30 Marks No Question Marks CO KL 11 (a) Design a digital high-pass filter using Hamming window for the 15 COl_— KS given frequency response for order N = 11. H,(e")=1 for sols u ‘ 4 =0forlo um 4 OR (b) Design a Chebyshev digital IIR low-pass filter using bilinear 15 col KS transformation to satisfy the following specifications. 08s|HeM sl; Oses024 |4e*)|s02 ; 0327s0s 12. @) Explain the architecture of TMS320C50 with a neat diagram. 15 | CO2 | ko (i) Explain the classification of instructions in DSP processor with 71 co2 KI suitable examples @ (ii) Explain the various types of addressing modes of digital signal processor with suitable example. & Scanned with OKEN ScannerI [- Regulations ~ 2018 v4 Programme: Semester: | 06 : 30 Duration [1.5 Hrs Course Code & Ti 2IEET63 & Discrete Time Signal Processing” Class: 21EE06 Date: 16,04.2024 ‘Time: 11.00 am to 12.30 pm Knowledge Levels [KI - Remembering |_K3 - Applying KS — Evaluating. (KL) [K2 = Understanding K4 = Analyzing K6 - Creating Part A- 10 x2= 20 Marks co KL 1, Write the relation between Z transform and DTFT. coz K3 2. Find the DTFT of a sequence x(n) = an u(n) coz 3 3. List the properties of DTFT. coz Kl 4, What are different methods for inverse z-transformation determination coz KI 5. Compare the terms of DFT with DTFT co}. K3 6. Define the term circular frequency shift property of DFT cos. KI 7. Define the term FFT? List the advantages of it. co3.K2 8. Draw the basic butterfly diagram of radix -2 FFT. cos. KI 9, Define the term Twiddle factor and Write its magnitude and eos phase angle. 10, Write the relation between Z transform and DFT. cos. K3 Part B-2 x 15 =30 Marks No Question Marks CO KL 11 (a) Find the inverse Z transform of X(2)= (2*+2°}/{(z-1)(2-3)} 15 C02 KB ROC [z>3. OR (b) Find the Inverse Z-transform of X(Z)=1/(14Z"')(1-Z" 15 co2. K3 12, (a) Derive the 8-point DFT of the sample data sequence 15 COl K3 x(n)=(1,1,2,2,3,3} and compute the corresponding amplitude and phase spectrum. OR (b) x(n)={1,2,3,4,3,2,1) Find X(K) using DIT-FFT algorithm, 1s COL KS & Scanned with OKEN ScannerLo VELALAR COLLEGE OF ENGINEERING AND TECHNOLOGY (An Autonomous Institution, Affiliated to Anna Uni Chennai) [apse | 1 | Regulations: 06 | Max. Marks: | 50 Course Code & Title Class | Time: | 2:30 pm to 4:00pm 7 Knowledge Levels _ | KS - Evaluating (KL) K6— Creating - - Part A _ QNo | Answer the following L oe ee i 1 | Compare 1C vehicle and Electric vehicle. cor] x2 | 2. | Mention the limitations of intemal combustion engines. pCO a | [3 _| Give the definition for vehicle fuel economy. cory a 4 [Cor ys | | 3 ctric vehicles based on energy feeding. Con) ky 6 | Write the advantages of Electric vehicle. coz| KI 7 | Name the three core components of electric vehicles. col kt 8 _| Differentiate On board and Off board charging. [C2] x2! 9 | Specity th the challenges faced in electric vehicles. cozy ki 10 | State the importance of engine ratings in electric vehicles. co} kt Part B 2X 15=30 Marks | Q.No Answer the following [tans | co | KL TT | a) ] Discuss the Brake mean effective pressure (BMEP) and Brake Specific Fuel | 15 [col Ke (BSFC) indetail, _ he (ety ® 7) || b) | Describe the treatment of Diesel Exhaust Emissions in detail. 1s | coll Ka fiz J - ~ css Vehicles m dom with ther appi Tas lol x 2) | Describe the principle of Hybrid Electric Vehicles in detail with their applications. | 15 | CO2) K4 (Or) ») les and fundamentals of vehicle mechanics in detail, 1s |co2| ka & Scanned with OKEN ScannerVELALAR COLLEGE OF ENGINEERING AND TECHNOLOGY _____| (An Autonomous Institution, Affiliated to Anna University, Chennai) _ —_ : | { | programme | course ‘ode & Title ‘Class | 21EE06 | Knowledge Levels [K1- ~ Rememberin; K3— Applying 7 e - ' (KL) [k2- Understanding (Kd - Analyzing K6 — Creating __-| z nn c - - 10 X2=20 Marks | — — — _ Part A. ;co ‘KL Q.No “Answer the follo’ jmeaeel: | = | List the advantages of an Open Loop Control System. v 3 4 5 Distinguish jain margin and phase margin. 7 __ -§ | Differentiate induction and synchronous machines. = { ‘| Mention the advantages of reference frame transformation, {oor} xt | | Name the reference frames commonly used in the analysis of electric machines. | [9 | Define the term modeling in electrical machine analysis. | cos | ki 10. | Compare vector control and direct torque control in AC machines. | COS | Ko = Part B 2X 15=30 Marks | | Q.No “Answer the following : Mots) co] KL! | it [ay paiees Power transfer function for boost converter With their gain and phase as en | ks | 5 —_—_-;—_} = (On) - |__| __| by | sMlustrate the stal xy analysis using Bode plot for first and second order systems. 12 [5 | Deseribe the modeling of induction ‘and synchronous machines in different frames | 15 | cos | | in detail. Loo] Mt] (0) Cf | o a ~ i | 'b) | Describe Vector control and Direct torque control of AC machines in detail. 1S | KA & Scanned with OKEN Scanner| VELALAR COLLEGE OF ENGINEERING AND TECHNOLOGY (An Autonomous Institution, Affiliated to Anna University, Chennai) ita Te [apse 1 Regulations (2018. tne Tie : 06 | Ma 50 Duration —_| 90 min Class | 21:06 Date: | 17.04.2024 ime: | 2:30 pm to 4:00pm Knowledge Levels | K1-Remembering —_K3~ Applying | K5— Evaluating | (KL) K2- Understanding K4 ~ Analy; | K6- Creating | i . Part A 10X2=20 Marks: QNo | Answer the following joo [Ke 1 Name the types of batteries used in Electric vehicles. cos | KI 2 | Compare online charging and offline charging in Electric vehicles. jo | K2 3 | State the different battery parameters to be considered in {CO} xt 4. | Write the need for battery pack management in Electric vehicles. | os | 2 5 if ifferemtiate Lead Acid battery and Nickel Cadinium battery. [603 | K2 6 | Mention the advantages of lithium ion batteries. : \cos| KI 7 _| Specify the importance of Bode plot in stability analysis. | cot | K2 8 | Define the term transient response. ee i 9. | Give the definition of transfer function. | cos Us! - 10 Distin ish ‘gain margin and phase margin. | CO4 | ko Part B 2X 15=30 Marks Q.No | “Answer the following, Marks co | KL ya) the modeling of batteries and explain their electric circuits models in) 5 | 003 | a i 0 Ty | b a the principle of battery charging and explain their types of charging in 15 | co3 | Ka 125) | Mlustrate the stability analysis using Bode plot for first and second order systems. 15 | cos | Ka | oa (9 : lea | ») coe Power transfer function for boost converter with their gain and phase 1S | cot | KA & Scanned with OKEN Scanner| VELALAR COLLE! ERING AND TECHNOLOGY (An Autonomous Institution, Affiliated to Anna University. Chennai) QP Set | _I__| Regulations = 2018 v4 Programme: | BE - FEE Semester: | 06 | Max. Marks: [50 Duration | 1.5 Hrs Course Code & Title: | 28ET62=POWERSYSTEM ANALYSIS — Class: 21EE06 Date: 15.03.2024 Time: 11,00 am to 12.30 pm Knowledge Levels [K1- Remembering | K3 - Applyin KS - Evaluating (KL) K2- Understanding | Ka = Analyzing K6—Creating Part A= 10 x2=20 Marks co. KL 1. Define per unit value and Mention the advantages of per unit system. col KI 2, Write equation for per unit impedance if'change base occurs. col K3 A generator rated 25MVA, LIKV has a reactance of 15%. Calculate its p.u. reactance for a base of SOMVA and 10KV. Cal Le 4. State the need for system analysis in planning and operation of power system. col k2 5. List the approximations made in constructing reactance diagram. col KI 6. Specify the need for load flow study. coz k2 List the quantities specified and the quantities to be determined from load flow Gg, Ky study for various types of buses. 8. Compare Gauss Seidel and Newton Raphson methods of load flow study. coz KI 9. Define slack bus and specify the needs of slack bus. coz K2 10. Mention the methods mainly used for solution of load flow study. coz K2 Part B-2 x 15=30 Marks No Question Marks CO KL 11. (a) Draw the p.u reactance diagram for the system shown in fig and ist col mark all reactances in p.u. Generator | : 1OMVA, 6.6 kV, 0.1 p.u Generator 2 : 20 MVA, 11.5 kV, 0.1 p.u Transformer 1: 10 MVA, 34, 6.6 KV/I15 kV, 0.1 pat Transformer 2: 3x14, each 10 MVA,7.5 KV/75 kv, 0.1 pat 7 A c © 3 jto0n + Yio i750 j502 2002 YIY 71509 + F B T2 OR & Scanned with OKEN Scanner(b) (a) (b) A 15 MVA, 8.5 kV, 3@ generator has a sub transient reactance of 20%. It is connected through a A-Y transformer to a high voltage transmission line having total series reactance of 70 Q. At the load end of the line is Y-Y step down transformer. Both transformer ‘banks are composed of 10 transformer connected for 3 © operation, Each of the 3 transformer composing each bank is rated 6667 KVA, 10 kV/100 kV with leakage reactance of 10%:The load represented as impedance, is drawing 10MVA, 12.5 kV and 0.8 p.f lagging. Draw the single line diagram. Choose a base of 10 MVA, 12.5 kV in the load circuit and determine the reactance diagram. Determine also the voltage at the terminals of the generator. Prepare the load flow algorithm using Gauss Seidal method with flow chart and discuss the advantages of the method, OR Derive N-R method of load flow algorithm and explain the implementation of this algorithm with the flowchart, & Scanned with OKEN Scanner 15 COl_ K2 15 CO2_—K2 15 C022. Affiliated to Anna Unive (An Autonomous Institutio QPSet [1 Regulations — 2018 v4 Programme: BE - EEE Semester: | 06 [| Max. Marks: 50 Duration | 1.5 Hrs. Course Code & Title: Class: 21EE06 Date: 17.04.2024 Ti 1.00 am to 12.30 pm Knowledge Levels [Ki - Remembering | K3- Applying = Evaluating (KL) K2- Understanding [Ka Analyzing K6— Creating - 3. [ List out the various (pes offs in power stem, 4, | Explain the need for short circuit studies or fault analysis |S. | Define bolted fault or solid fault. _ 6._| Mention the symmetrical components of a three-phase system. 7._| Define negative sequence and zero sequence components. §, | Write the significance of subtransient reactance and transient reactance in short circuit studies 9. | Define sequence impedances and sequence networks. 10. | Draw the equivalent sequence network diagram for Double Line to Ground Fault. | _CO4 Part B—2 x 15 =30 Marks No Question ‘Marks [CO | KL | TI. | @) | For the radial network shown in figure, a 3 phase fault occurs at] 15 | CO3 | K3 point F. Examine the fault current. 1OMVA,25% 1OMVA,12.5% 10% overt | 6410.2 ine ( s3Kv 2SMVAB. 7% eeKv Feeder - Za0.540.15 Fait oR @) [A generator is connected through a transformer to a synchronous | 15 | CO3 motor. The subtransient reactances of generator and motor are 0.15 pu and 0.35p.u respectively. The leakage reactance of the transformer is 0.1 p.u. All reactance are calculated on a common base. A three phase fault occurs at the terminals of the motor when the terminal voltage o f the generator is 0.9 p.u. The output current of generator is Ip.u and 0.8 p.f leading. Find the subtransient current in p.u in the fault, generator and motor. Use the terminal voltage of the generator as reference vector. 7a] & Scanned with OKEN ScannerDerive the expression for fault current in single line to ground fault] 15 "| CO4 | K2 ‘on unloaded inter conné generator. Draw an equivalent network showing the | n of networks to simulate single line to ground fault, | [eet Line-to-Line fault on an] 15 | CO4 | K2 trical components. & Scanned with OKEN ScannerCourse Code & Tit Class: 21EE06 Date: 15.05.202 Time: 11.00 ai 30 Opm_ Knowledge Levels [KI - Remembering ying (kL) K2= Understanding ly avating, | Discuss transient stability. | State the assumptions made in stability studi Define critical clearing angle. [7 | List the methods of improving the transient stability limit of a power system. |_8. | State equal area criterion, 9. | Write the power angle equation and draw the power angle curve [10 | Mention the numerical integration methods of power system stability. [ Part B 2 x 15 =30 Marks transient stability. No Question [Marks [Co | TIL | (@) | Derive the expression for fault current in single line to ground fault cor | ' on unloaded generator. Draw an equivalent network showing the | | inter connection of networks to simulate single line to ground fault, to | OR, | |_| (b) | Write the expression for fault current in Line-to-Line fault on an cot | K2 unloaded generator in terms of symmetrical components. | 12. | (@) | Derive swing equation and discuss the importance of stability! 15 | COS | K2) studies in power system planning and operation. | OR i: (b) | Derive the critical clearing angle and critical clearing time for cos | K2 & Scanned with OKEN ScannerYBLALAK CULLEGE UF BINGINEEIING ANY LBULNULUG Y (An Autonomous Institution, Affiliated to Anna University, Chennai) QPSet [1 | Regulations | 2018v4 Programme | BE - EEE Semester: | 06] Max. Marks: | 50 | Dur: Hae Course Code & Title c itor z Class 21BE06 Date: | 14.03.2024 & AN [Time: [2.30pm to 4.00pm Knowledge Levels | K1- Remembering | K3— Applying KS — Evaluating (KL) K2- Understanding _| K4— Analyzing K6~ Creating A igaaeaaaane10 X02 Answer the following 2, | State the advantages of PLC system over the conventional relay-based control | | systems. gk apee AR | I ements. |4. | Build a ladder logic program for NAND operation. r .___| Compare the PLC and PC with regard to physical hardware differences. a? 6.___| Define scan eyele in PLC a 3 17.__| Write the function of the analog-to-digital converter circuit used in analog input K2* | | modules. sve [S.__| List the common PLC communication protocols. 7 oa C02 | Ki 9.___| What are the physical factors that affect functioning of PLCs? C02 | K2 10, _| How proper grounding helps in reducing noise effect. CO2 | K2_| Part B k 2X 15 =30 Marks | Q.No Answer the following Marks co_| KL 11. | a) | i. Explain the factors are influencing the selection of con 7 Ol) K2 ments for industrial automation. ii, Build a ladder logic for the expression Y= AB+CD_ 8 K4 | (Or) i | | b) | Build a ladder logic diagram of a motor control circuit for] 15 Cot | K3 | | water level controller of overhead tank. | | 12, | a) | i. Discuss the different 1/0 modules of PLC 8 Coz | K2 ii.List the factors are influencing the selection of PLC for 7 industrial automation. aan | (Or) b) | With suitable block diagram, describe the main functions of 15 C02 | K2 various components of a programmable logic controller. os XXKXXXXXXEX, & Scanned with OKEN Scanner(An Autonomous Institution, Affiliated to Anna University, Chennai) Z QPSet | 1 | Regulations | 2018v4 EEE Semester: 06] Max.Marks:|50 | Duration | 174 hours, Course Code & Title me Class 21EE06 Date: |4.05.2024 & Al Programme ‘Time: | 2.30pm to 4.00pm. Knowledge Levels | KI- Remembering | K3~ Applying KS — Evaluating (KL) K2- Understanding | K4— Analyzing K6 — Creating | Pe NR DIS Part A “10 X02=20Marks | ‘What takes place with reg: ne purpose of th | What is the main characte ‘ai ‘Compare centralized and yutive control systems 2 State the basic function of signal conditioning as part of a process control system. [co3 [Ki _ What information is contained in the process variable and control variable COS | K2 ‘elements of a PID instruction? | ‘What is CAN communication? and stat e following transfer instruction? iti state its advantages! a ‘Whatare the three general levels of functionality of industrial networks? _ ‘What type of protocol does Modbus use? Define the term node as it applies to a network. z A PartB "2X 15=30Marks ‘Answer the following | Marks CO) [KL | a) | Assume that a thermocouple is connected to an analog input cO3, Ks module, Explain how the temperature of the thermocouple is 15 | | | | ‘communicated to the processor. | (Or) | | /p) | i. Compare the operation of open-loop and closed-loop PLC 8 ] C03 | K4 | systems. | ii, Explain how on/off control works. 1g Ee KS: [12 | a) | Explain any three standard PLC communication protocols. | 15 | Cos| K2 | | [Wear a (Or) z | | b) | i. Explain how networking schemes minimize the amount of 8 | cos| K+, iring required. | saat ii, Explain PLC networking IEEE standard. Tae K2 | | | |e XXXXXXXXXAX @ Scanned with OKEN Scanner(An Autonomous Institution, Affiliated to Anna University, Chennai) QP Set [1 [Regulations | 2018v4 Programme | BE - EEE Semester: Max. Marks: |50 | Duration ne Course Code & Title Class 21EE06 Date: | 16.04.2024 & AN ‘Time: | 2.30pm to 4.00pm Knowledge Levels | K1 - Rememb: K3 — Applying KS — Evaluating (KL) K2-Understanding _ | K4= Analyzing K6—Creating [ re _PartA SAO X02=20Marks | lassify the types of PLC programming State the arithmetic functions in PLC programming What is the role of a timer in PLC programming? How does a counter function in PLC programmin; What is a function block in PLC programming? _ What is PID control in a PLC programming? _ State the role of HMI in PLC system. ‘What are the types of Human Machine Interface? ‘What are the key factors to consider when designing an Human Machine Interface system? [10. _| How does the HMI communicate with PLC? C04 |K2_| Part B 2X 15 = 30 Marks Q.No Answer the followi | Marks co [KL 11. | a) | When push button PBS is pressed, start mixer MI and M2 at CO3 | Ks | an interval of 30 seconds each. During this time gap, ovens 15 1 and O2 are be turned on, Stop the mixers when PBS is switched OFF. Draw the ladder diagram for this condition using Timer instructions. (Or) b) | Place five trays of ‘cookies in oven O2 and switch it ON. 15 03 | K4 When a tray is brought close to the oven indicator Il should switch ON and OFF. When the cookies are taken out of the oven, indicator 12 should switch ON. Reset the counter when [2 is switched ON. Draw the ladder logic diagram using counter instructions. 12. | a) | Describe the Human-Machine interface in industrial 15 cod automation with necessary diagrams | (Or) ) | Explain the configuration of Human-Machine interface and 15 | COs] K2 interfacing with PLC. J XXXL @ Scanned with OKEN ScannerVELALAR COLLEGE OF MCHNULUGY (An Autonomous Institution, Aili sul [a] R Chennai) jons-2018 V4 Programme: Knowledge Levels (KL) _[K2- Understanding 15 Hrs | = Rem nbering per anvay No. Me 12. Part A—10 x 2=20 Marks ‘What is cybererime? How do you define it? Differentiate between eybererime and cyberspace. Who are cybercriminals? Categorization of Cybercriminals Compare Hacking vs. Cracking Differentiate between passive and active attacks. Mention few tips for safety and security while using the computer in a cybercafé. ‘Name the different attacks launched with attack vector. Identify the ways to secure the system List the different ways to launch Attack Part B—2x 15 =30 Marks Question Marks (8) How do we classify cybererimes? Explain each one briefly. 15 oR (b) (i) ‘What are the different types of cybercriminals? Explain 8 (i) Geo cid a ieee ag Cybererime. (a) Write short notes on cyber stalking and Social Engineering. 1S oR (b) (i) _Briefly explain the different phases involved in planning cybercrime, (ii) Explain about the Hat color in the security world 7 col col col col col co2 co2 co2 co2 coz co col col col co2 coz coz ZSOGGES KI KI K2 K2 ae & & Scanned with OKEN ScannerPLAUAI CULLEGE UP EAXGINELIING AND LECUIINUL (An Autonomous Institution, Affiliated to Anna University, Chennai) QP Set 1 Regulations-2018V4 Programme: B.E-EEE 5 gramme: B.E-EEE Semester; 5 Max. Marks: $0 Duration 1.5 Hrs Course Code & Title: -21SOUECYBER'SECURTTY: Class: 21EE0s os 21EEOS Date: 13.05.2024 Time: 02.30 p.m to 04.00 p.m Knowledge KI - Remembering K3 ~ Applying Cees Levels (KL) K2- Understanding Ka Analysing K6 ing Part A— 10 x 2=20 Marks 1, Can organizations really protect the privacy of people? cos K3 Name three kinds of spheres associated with privacy implications from cloud cos {2 computing. 5, Whatis meant by “insider threat”? How does it affect organizations? cos K2 4. Mention the different types of insiders cos Kl 5, State the different Privacy key dimensions cos K2 6. Draw the Policy hierarchy chart cos K2 7, Name the key challenges from emerging new information threats 0 organizations. COS KI §. Identify the different consequences of cybercrimes and their associated costs cos. K2 9. Point out the Forensics Best Practices for Organizations cos K2 10. List the Benefits of Being a Forensically Ready Organization cos K2 Part B-2x 15=30 Marks No. Question Marks CO KL 11. @)_Explain in detail the cost of cybererimes and various web threats “15 COS K2 for organizations. OR (©) Discuss in detail about the Organizational Implications for cyber 15 COS K2 security. 12, (@)__Deseribe the organizational guidelines for inieme usage, safe 15 COS K2 computing guidelines and computer usage policy in detail OR (©) Briefly explain how Protecting People’s Privacy in the § COS K2 Organization. : : (i) Explain how Forensics made a Best pretices fr 7 COS K2 COreanizations protect from cyber attack, & Scanned with OKEN Scanner{An Autonomous Institution, Affiliated to Anna Unit “Continuous Assesenient Test 2 OP Set sity, Chennai) 1 Regulations-2018V4 Programme: B.E-EEE Semester, 5 Max. Marks; 50 Duration 1.5 Hrs Course Code & Title: "21CSOOECYBER'SECURITY™ Class: 21E E05 Date: 15.04.2024 92.00 p.m to 12.30 pm Knowledge K1- Remembering K3 — Applying KS ~ Evaluating Levels(KL) _ K2 - Understanding K4— Analysing K6 ~ Creating Part A— 10 x 2=20 Marks 1. List few tips to secure cell/mobile phone from being stolen/lost, cos. Kl 2. Define the terms Mishing, Vishing and Smishing. cos. KI 3. Whatare the major challenges in mobile security? cos. K2 4. Mention the different types of mobile computers cos. KI 5, State the different Techniques of Credit Card Frauds cos. K2 6. Difference between proxy server and anonymizer. i cos K4 7. Name the different ways of password cracking. cos KI 8. Identify the different stages of an attack on network co4 2 9. Point out the different types of password attacks cos. K2 10. Differentiate virus and worm cos K4 Part B-2x 15=30 Marks No. Question Marks = CO KL 11. (@__ Write short notes on Credit card frauds on mobile and wireless. 15 CO3_—K2 computing. OR (b) What kinds of attacks are possible on mobile/eell phones? Explain 15 CO3_—K2 with examples. 12, (@)_ Write short notes on following methods used in eybererime (i) Proxy Servers and Anonymizers Is cos Kk (ii) Phishing OR () (i) Briefly explain how criminals crack the passwords. 8 Cod K2 (ii) Explain how keyloggers and spywares can be used to 7 CO4 KD commit a cybererime. & Scanned with OKEN Scanner| (An Autonomous Institution, Affiliated to Anna University, Chennai) LOP Set I Regulations | 2018 v4 | VELALAR COLLEGE OF ENGINEERING AND TECHNOLOGY | Programme | BE - EEE ‘Semester: | 06| Max. Marks: | 50 | Duration [90 min Course Code & Title | 21EET61 & ‘Class 21EE06 Date: _[ 13.03.2024 ‘Time: | 11.00 am to 12.30pm Knowledge Levels | K1 - Remembering K3 = Applying. KS — Evaluating | (KL) K2- Understanding | K4 = Analyzing __ | K6= Creatin, Part A 10 X 2= 20 Marks QNo. Answer the following co. KL 1 Define electric drive. col Kk2 2 Compare AC and DC drives. col k2 3 Draw the functional blocks of electric drive? cor KI 4 What is discontinuous conduction mode? cor k2 5 _ Distinguish between single phase full converter and semi-converter. col KI 6 _ List the types of load torques co2 K2 7 Mention the fundamental torque equation of motor load. co2 KI 8 Give the necessary condition to obtain the three Modes of operation of an electric CO2 K2 10 Q.No IL 12 drive. What are the factor to be consider for selection of motor co2 Ki What is steady state stability cor k2 Part B 2.X 15=30 Marks Answer the following Marks co. KL a) Explain in detail the multi quadrant operation of electric 15 col k2 drives. (or) b) Short notes on evaluating process of the steady state stability 1s col K2 in an electrical drive system. 1) Discuss how loads can be classified on the basis of their Is coz K2 torque characteristics (or) b) Label the essential parts of electric drive. Explain its 15 coz K2 Function & Scanned with OKEN Scanner~ enn 7 EULAE ENG AND LECHNULUGY (An Autonomous Institution, Affiliated to Anna University, Chennai) mi a a ee QPSet| 1 Regulations - 2021 | Programme: Semester: Max. Marks: | 50 Duration [1.5 Hrs Course Code & Title: 2IEETOI & SOLID STATE DRIVES: a Class: 21EE06 Date: 13.05.202: Ti 00 AM to 12.30 PM. =| Knowledge Levels [K1-Remembering | K3- Applying K5 = Evaluating = (KL) K2- Understanding | K4— Analyzing K6— Creating Part A~ 10 x 2=20 Marks 1. Define self-control mode of synchronous motor. C314 K2 2. Mention some application of PMSM. Hd K2 3. Mention any two advantages of self-control of synchronous motor. C34 KZ 4. Define the term step angle in stepper C34 2 5. List the permanent magnetic materials used in PMBLDC motors C34 K2 6. Compare CSI fed drives and VSI fed drives C3ILS K3 7. List the advantages of self-control of synchronous motor. CBS K2 8. Mention the drawbacks of stator voltage control methods C3115 K2 9. Sketch the basic block of a Brushless DC motor drive system C3ILS K2 10 Whatis stepper motor with applications CLS K2 Part B-2 x 15 =30 Marks No Question Marks CO KL I. (@) Discuss V/F and self-control of synchronous motor drive. 15 C314 K2 OR (b) Describe the Three phase voltage source inverter (VSI) and. 15. C3114 K3 current source inverter (CSI) fed synchronous motor drives. 12, @ Explain the Brushless DC motor drives and its applications 15. C3115 K2 OR (b) Write short notes on operation and control of switched 15 C3113 K3 reluctance motor drive systems. & Scanned with OKEN ScannerWYER AID LEUHINULUGY (An Autonomous Institution, Affiliated to Anna U iver Chennai) L QP Set Regulations - 2021 Programm BE @ | Max. Marks: Duration [1.5 Hrs Course Code & Title a Class: 21EE06 Date: 15.04.2024 1 Knowledge Levels [K1- Remembering | K3 - Applying (KL) K2- Understanding | K4— Analyzing Part A- 10x 2= 20 Marks No Question co KL 1. List out the application of 4-quadrant operation of converter fed drive C3113 K2 2. Mention the advantages of chopper fed DC drive C313 K4 3. Define power factor control. C313 K2 4. What are the different methods of speed control of Induction motor drives? 311.3. K2 5. Compare CSI fed drives and VSI fed drive. C33 -K3 6. Differentiate Time-ratio and current-limit control C3114 K3 7. Whats slip power recovery drives? C3114 K2 8. Define V/F control C34 K2 9. _ What is meant by self-control of synchronous motor? C34 K2 10. Give some applications of synchronous motor drives C3114 K2 Part B ~2 x 15 =30 Marks No Question Marks CO KL 1. (a) Explain the stator voltage control and rotor resistance 15 C3113. K2 control of induction motor drives. OR () Explain the slip power recovery and closed loop controlof 15. C311.3._K2 induction motor drives 12. (a) Discuss the voltage sources inverter fed synchronous motor 15 C3114 K2 drive. OR (b) Briefly explain the concept of self control and V/F control 15 C3114 K2 of synchronous motor drives. & Scanned with OKEN Scanner