mth603 -1 quiz

Quiz Start Time: 07:11 PM Time Left 69 sec(s) Question # 1 of 10 ( Start time: 07:11:14 PM ) Total Marks: 1 The Gaussian elimination method fails if any one of the pivot elements becomes……… Select correct option: One Zero

Quiz Start Time: 07:11 PM Time Left 35 sec(s) Question # 2 of 10 ( Start time: 07:11:42 PM ) Total Marks: 1 If a system of equations has a property that each of the equation possesses one large coefficient and the larger coefficients in the equations correspond to different unknowns in different equations, then which of the following iterative method id preferred to apply? Select correct option: Gauss-Seidel method Gauss-Jordon method Gauss elimination method Crout’s method

Quiz Start Time: 07:11 PM Time Left 49 sec(s) Question # 3 of 10 ( Start time: 07:12:43 PM ) Total Marks: 1 While solving a system of linear equations, which of the following approach is economical for the computer memory? Select correct option: Direct Iterative Analytical Graphical

Quiz Start Time: 07:11 PM Time Left 70 sec(s) Question # 4 of 10 ( Start time: 07:13:31 PM ) Total Marks: 1 For the system; 2x+3y = 1, 3x +2y = - 4, if the iterative solution is (0,0) and ‘dxi = 2’ is the increment in ‘y’ then which of the following will be taken as next iterative solution? Select correct option: (2,0) (0,3) (0,2) (1,-4)

Quiz Start Time: 07:11 PM Time Left 84 sec(s) Question # 5 of 10 ( Start time: 07:14:24 PM ) Total Marks: 1 While solving the system; x–2y = 1, x+4y = 4 by Gauss-Seidel method, which of the following ordering is feasible to have good approximate solution? Select correct option: x+4y = 1, x-2y = 4 x+2y = 1, x- 4y =4 x+4y = 4, x–2y = 1 no need to reordering

Quiz Start Time: 07:11 PM Time Left 87 sec(s) Question # 8 of 10 ( Start time: 07:16:38 PM ) Total Marks: 1 Gauss–Seidel method is similar to ………. Select correct option: Iteration’s method Regula-Falsi method Jacobi’s method None of the given choices

Quiz Start Time: 07:11 PM Time Left 88 sec(s) Question # 9 of 10 ( Start time: 07:17:43 PM ) Total Marks: 1 While using Relaxation method, which of the following is increment ‘dxi’corresponding to the largest Residual for 1st iteration on the system; 2x+3y = 1, 3x +2y = - 4 ? Select correct option: -2 2 3 4

Quiz Start Time: 07:11 PM Time Left 81 sec(s) Question # 10 of 10 ( Start time: 07:18:48 PM ) Total Marks: 1 If the pivot element happens to be zero, then the i-th column elements are searched for the numerically …………… element. Select correct option: Smallest Largest