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Question: What is the value of the determinant | a b | | c d | when a = 2, b = 3, c = 4, d = 5?Op..
Question: Calculate the determinant: | 2 3 1 | | 1 0 4 | | 0 5 2 |.Options: -1102Correct Ans..
Question: If A = | 1 2 | | 3 4 |, find det(A).Options: -2204Correct Answer: 2Solution: det(A) = (..
Question: Find the value of the determinant: | x 1 2 | | 3 x 4 | | 5 6 x | when x = 1.Option..
Question: In the expansion of (2x - 3)^5, what is the coefficient of x^4?Options: -90-120-150-180Cor..
Question: What is the coefficient of x^6 in the expansion of (x + 5)^8?Options: 6720560044803360Corr..
Question: If the quadratic equation x^2 + 4x + c = 0 has one root equal to -2, what is the value of ..
Question: What is the value of k for which the equation x^2 + kx + 9 = 0 has no real roots?Options: ..
Question: If the roots of the equation x^2 + mx + n = 0 are -2 and -3, what is the value of m + n?Op..
Question: The equation x^2 - 6x + k = 0 has roots that are both positive. What is the range of k?Opt..
Question: If the quadratic equation x^2 + 2px + p^2 - 4 = 0 has real roots, what is the condition on..
Question: If the roots of the equation x^2 - 7x + p = 0 are in the ratio 3:4, what is the value of p..
Question: What is the primary key in an entity?Options: A unique identifier for each recordAn attrib..
Question: In an ER model, how is a one-to-many relationship typically represented?Options: With a si..
Question: What does the term \'cardinality\' refer to in an ER model?Options: The number of attribut..
Question: Which of the following is an example of an attribute in an ER model?Options: CustomerOrder..
Question: What is a weak entity in an ER model?Options: An entity that cannot exist without a strong..
Question: Which of the following best describes a business rule?Options: A guideline for database de..
Question: What is the distance between the points (1, 2) and (4, 6)?Options: 5346Correct Answer: 5So..
Question: What is the integral of f(x) = 2x?Options: x^2 + C2x^2 + Cx^2 + 2C2x + CCorrect Answer: x^..
Question: If log(x) + log(2) = 3, what is the value of x?Options: 10002000500300Correct Answer: 1000..
Question: Find the distance between the points (1, 2) and (4, 6).Options: 5342Correct Answer: 5Solut..
Question: What is the value of tan(45°)?Options: 01√3∞Correct Answer: 1Solution: tan(45°) = 1...
Question: Find the value of cos(60°).Options: 01/2√3/21Correct Answer: 1/2Solution: cos(60°) = 1/2...
Question: What is the integral of f(x) = 4x^3?Options: x^4 + Cx^4x^3 + C4x^4 + CCorrect Answer: x^4 ..
Question: If A = {1, 2, 3} and B = {2, 3, 4}, what is |A ∩ B|?Options: 1230Correct Answer: 2Solution..
Question: What is a federated database system?Options: A single database managed by one serverA coll..
Question: In the context of distributed databases, what does the term \'partitioning\' refer to?Opti..
Question: What is the purpose of indexing in a distributed database?Options: To increase data redund..
Question: Which of the following is a method for concurrency control in distributed databases?Option..