This method has a depth information for only single scan-line. b)the NMV increases in size because the high energy population of spins increases. Margaret Dayhoff developed the first protein sequence database called. Hidden Surface Removal/ Back face removal/ Visible surface detection 1.One of the most challenging problems in computer graphics Multiple choice questions and answers (MCQ) based on the Line Filling Algorithms in Computer Graphics with 4 choices, correct answer and explanation. Question 1: Which of the following methods is the fastest pixel position calculating method? Bressenham's line algorithm Answer: d. DDA line algorithm It is an image space algorithm. 4. In order to require one scan-line of depth values, we must group and process all polygons intersecting a given scan-line at the same time before processing the next scan-line. Bitmap image is also known as? Practice these MCQ questions and answers for preparation of various competitive and entrance exams. It processes one line at a time rather than one pixel at a time. The process of hidden surface determination is sometimes called hiding, and such an algorithm is sometimes called a hider. Polygon Filling Algorithm •For each polygon –For each edge, mark each scan-line that the edge crosses by examining its y minand y max •If edge is horizontal, ignore it •If y maxon scan-line, ignore it •If y min <= y < y maxadd edge to scan-line y‘s edge list –For each scan-line … Sp line. MCQ on Microeconomics This activity contains 20 questions. The parametric form of 3D sp line are. 24) For a __________graphics device adjacent pixels on a scan line are likely to have the same characteristics. 25) What is scan line coherence? 27) Efficient algorithms for scan –converting solid area polygons can be developed. A directory of Objective Type Questions covering all the Computer Science subjects. Both A and B. Q20 The best line drawing algorithm among all possible line drawing algorithm is a) DDA b) Algorithm which uses direct equation of line c) Bresenham’s algorithm d) None of them Q21 The value of initial decision parameter in bresenham’s line drawing algorithm for │m│<1 is: a) 2∆y - ∆x b) 2∆y + ∆x c) -2∆y + ∆x d) -2∆y - ∆x Enumerate usage of Shading in Computer Graphics. The scan line coherence algorithm was developed by Wylie Evans Cat mull Both a & b. None of these 18.The scan line coherence algorithm was developed by a. Wylie b. Evans c. Cat mull d. Both a & b 19.The array are used with scan line coherence algorithm are a. Z buffer algorithm are a Simplest algorithm b Complex algorithm c Largest from MCA 109 at Jaipur National University Computer Graphics Objective type Questions and Answers. Point quad treeb. MCQ 6: Which Network Architecture is developed … b. Introduction: Cyrus and Beck developed an algorithm that is generally more efficient than the Cohen-Sutherland algorithm. Which algorithm uses fixed length codewords to represent variable length strings of symbols/ characters ... Multimedia Computing, Multiple Choice Questions. For depth value c. Both a & b d. None of these 20.Scan lines are used to scan from a. Find intersection point of the boundary of polygon and scan line. Sort the intersections by increasing x-coordinate. Computer Architecture MCQ DBMS MCQ Networking MCQ. a. vector co-ordinates. The types of sp line curve are. Post navigation parallel projection shows the mcq. None of these. Computer Graphics MCQ Questions and Answers pdf. So accurate bookkeeping is necessary. Edge quad treec. Q: 71- Using the half scan line convention for each edge interesting the polygon, set the leftmost pixel whose endpoint lies to the right of the interaction. b. a) The region codes of line endpoints have a '1' in same bit position. Submitted by IncludeHelp, on April 09, 2021 . They are also easy to implement. Introduction: This spline approximation method was developed by the French engineer Pierre Bezier for use in the design of Renault automobile bodies. If the pixel is already filled with desired color then leaves it otherwise fills it. It uses fundamental of area coherence. It uses the concept area of coherence. The edge list or edge table contains the coordinate of two endpoints. None of these18.The scan line coherence algorithm was developed bya. It was invented by John Warnock and also called a Warnock Algorithm. Increasing the field strength increases SNR because: a)the flip angle increases. The main task of the display processor is to digitize a picture definition given in an application program; this digitization process is known as_____ transformation rasterization both (a) and (b) scan conversion. None of these 17.Which is a tree type of data structure in which every internal node has at most four children a. Which co-ordinates allow common vectors of the operations such as translation, rotation, scaling, and perspective projection to be represented as a matrix by which the vector is multiplied. It classifies polygons in two cases i.e. C - Matrices. The first published completed gene sequence was of. View unit 5 lec 3.ppt from CSE 304 at Lovely Professional University. Edge quad tree c. Quad tree d. None of these 18.The scan line coherence algorithm was developed by a. Wylie b. Evans c. Cat mull d. Both a & b 19.The array are used with scan line coherence algorithm are a. 44. Scan-line method. 2. 1. d) The region codes of line endpoints have a '0' in same bit position. the DDA Line drawing algorithm interpolates values in interval [(xstart, ystart), (xend, yend)] by The dda is a scan conversion line algorithm based on calculating either dy or dx. …. Originally developed in 1991 by Huang et al, [1] OCT technology has continually evolved and expanded within ophthalmologyand has been explored in a wide range of clinical applications. 1) _____ refers to the shutting off the electron beam as it returns from the bottom of the display at the end of a cycle to the upper left-hand corner to start a new cycle. It is based on a divide & conquer method. A directory of Objective Type Questions covering all the Computer Science subjects. Posted on 8 February 2021 by 8 February 2021 by Explanation: A Video Display Controller or VDC is an integrated circuit which is the main component in a video signal generator, a device responsible for the production of a TV video signal in a computing or game system. a) Mid-print algorithm b) Mid-point algorithm c) Pixel intensity d) By using inquiry functions. Scan-Line Method. 3. It is a process of representing graphics objects a collection of pixels. Scan-line coherence Algorithm . Question 1: Which of the following methods is the fastest pixel position calculating method? Explanation: UMTS (Universal Mobile Telephone System) is a visionary air interface standard that was introduced in 1996. Liang-Barsky Line Clipping. C - Stacks and Queues. Scan Line Algorithm. None of these17.Which is a tree type of data structure in which every internal node has at most four childrena. 115. 19. International standards organization. Find the intersections of the scan line with all edges of the polygon. Scan Line Algorithm It is an image space algorithm. It processes one line at a time rather than one pixel at a time. It uses the concept area of coherence. This technique removes hidden surfaces. C Programs. Open sp line. c. affine co-ordinates. c. b. Later, Liang and Barsky independently devised an even faster parametric line-clipping algorithm. d. homogenous co-ordinates. A line is sampled at unit intervals in one coordinate and corresponding integer values nearest the line path What is the use of Coherence techniques along and between scan lines? The basic ray tracing algorithm provides. Point quad tree b. Tagged With: Tagged With: wase dumps, wase mcq, wase question and answer, wase solution, wase solutions, wase wipro, wipro wase. Scan-Line Algorithm For each scan line: 1. The graphics objects are continuous. 3d co-ordinates. b) The endpoints region code are nonzero values c) If L bit and R bit are nonzero. Top to bottom b. For intensity value b. Computer Graphics MCQ 06. National standard organization. Choose the incorrect statement from the following about the basic ray tracing technique used in image synthesis ? Solution: Incremental computation / coherence For scan line number 8 the sorted Some VDCs also generate an Audio signal, but … The active edge list for a scan line contains all edges crossed by that scan line. Object coherence results from relationships between different objects or between separate parts of the same objects. A hidden surface algorithm is generally designed to exploit one or more of these coherence properties to increase efficiency. Hidden surface algorithm bears a strong resemblance to two-dimensional scan conversions. These Multiple Choice Question with Answer are useful for the preparation of IT exams. By describing the differences between two scan lines rather than describing the from CS ALGORITHMS at Geetanjali Institute of Technical Studies a. It is an image-space method to identify visible surface. Ans: The region codes of line endpoints have a '1' in same bit position. Fill in all pixels between pairs of intersections. Scan Conversion Definition. a) Coherence b) Special coherence c) Spatial coherence d) None of the above Q: 64- For a _____graphics device adjacent pixels on a scan line are likely to have the same characteristics. MCQ on Bioinformatics - Pioneers and Terminologies. Depth-sorting method. For all pixels on the screen, set depth [x, y] to 1.0 and intensity [x, y] to a background value. a)256 × 256, 3 mm slice thickness, 12 cm FOV, 1 NEX. 43. Multiple choice questions and answers (MCQ) based on the Line Filling Algorithms in Computer Graphics with 4 choices, correct answer and explanation. Largest algorithmd. C - Linked Lists. Algorithm. Bottom to top c. Both a & b d. The region code of a point is 1001. What is an active edge list in the scan line algorithm? this is called. Bezier splines have a number of properties that make them highly useful and convenient for curve and surface design. 3. None of these. This is a procedure for- a) Fill b) Counter For each polygon in the scene, find all pixels (x, y) that lie within the boundaries of a polygon when projected onto the screen. Introduction: A Bézier curve is a curved line or path defined by mathematical equations. 12. Multiple choice questions. a) Random scan b) Raster scan c) CRT d) None of the above Q: 65- What is scan line coherence? This algorithm records edge list, active edge list. Both a & b. GATE CSE MCQs. Each pixel can have either on or off state. A hidden surface determination algorithm is a solution to the visibility problem, which was one of the first major problems in the field of 3D computer graphics. Flood fill algorithm. Answer is D) Show Answer. LLC (Logical Link Control) MAC (Media Access Control) Address. It was named after Pierre Bézier, a French mathematician and engineer who developed this method of computer drawing in the late 1960s while working for the car manufacturer Renault. b)256 × 128, 8 mm slice thickness, 40 cm FOV, 4 NEX. C - Arrays and Pointers. The function of scan line polygon fill algorithm are; ... GKS was developed by the. 2. The function of scan line polygon fill algorithm are. Complex algorithmc. Closed sp line. The term bioinformatics was coined by. The analogue for line rendering is hidden line removal. 45. ______is a flexible strip that is used to produce smooth curve using a set of point. MCQ 5: Which is the part of data link layer. The pixels used are discrete. Area Subdivision Algorithm. It is used to resolve the visibility of algorithms. Q20. Step wise method for solving problems in computer science is called. Optical Coherence Tomography is a powerful noninvasive imaging modality that performs high resolution, micron-scale, cross-sectional imaging of the retina. This approach is known as scan-line algorithm. European carriers, manufacturers, and government regulators collectively developed the early version of UMTS as an open air interface standard for third generation wireless telecommunication. a) To simplify the calculations b) To determine the area edges c) To find polygon region d) To correct interior area. Find intersection point of the boundary of polygon and point. c)512 × 256, 6 mm slice thickness, 14 cm FOV, 2 NEX. Define coherence properties A coherence property of a scene is apart of a scene by which relate one part of the scene with the other parts of the scene. Problem: Calculating intersections is slow . The scan line coherence algorithm was developed by. Computer Graphics Objective type Questions and Answers. c. Area-coherence algorithm (Warnock’s algorithm) d. Priority algorithm (Newell, Newell and Sancha algorithm) 2. None of the above. Bezier curve and surfaces. trivial and non-trivial. Here you can access and discuss Multiple choice questions and answers for various competitive exams and interviews.
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