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Numerical Methods
Numerical Methods Multiple Choice
Quiz 1
Solution
Q.1.
What are the coefficients of the equation obtained during the elimination called?
a) Joints
b) Pivots
c) Calculated coefficients
d) Operative coefficients
Q.2.
Gauss Elimination Method is well adopted for which of the application?
a) Computer operations
b) Network circuit problems
c) MATLAB operations
d) Telecommunication operations
Q.3.
Which of the following step is not involved in Gauss Elimination Method?
a) Elimination of unknowns
b) Reduction to an upper triangular system
c) Finding unknowns by back substitution
d) Evaluation of cofactors
Q.4.
How the transformation of coefficient matrix A to upper triangular matrix is done?
a) Elementary row transformations
b) Elementary column transformations
c) Successive multiplication
d) Successive division
Q.5.
How many types of pivoting are there?
a) 2
b) 3
c) 4
d) 5
Q.6.
The modified procedure of complete pivoting is called as ____________
a) Partial
b) Additional
c) Reduced
d) Modified
Q.7.
Apply Gauss Elimination method to solve the following equations.
a) x = 1.6479, y = -1.1408, z = 2.0845
b) x = 4.0461, y = -1.1408, z = 3.254
c) x = 7.2478, y = -2.586, z = 8.265
d) x = 2.8471, y = 5.5123, z = 2.0845
Q.8.
Apply Gauss Elimination method to solve the following equations.
a) u = 1, z = -7, y = 4, x = 5
b) u = 1, z = -7, y = 4, x = 5
c) u = 1, z = -7, y = 4, x = 5
d) u = 1, z = -7, y = 4, x = 5
Q.9.
Apply Gauss Elimination method to solve the following equations.
a) X = 7, y = -4, z = 5
b) X = 7, y = -9, z = 5
c) X = 5, y = 1, z = -8
d) X = 5, y = 1, z = -3
Q.10.
Apply Gauss Elimination method to solve the following equations.
a) X = 5, y = 14, z = 5
b) X = -13, y = 4, z = 15
c) X = -13, y = 1, z = -8
d) X = 13, y = 1, z = -8
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