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| # | Question | Subject and topic | Difficulty |
|---|---|---|---|
| 4251 | A user who both watches online videos and uploads her own cooking videos is sometimes called a | Mass Media/Mass Communication The changed paradigm |
Medium |
| 4252 | Which change is a direct result of weaker gatekeeping in new media? | Mass Media/Mass Communication The changed paradigm |
Medium |
| 4253 | Within hours of an incident abroad, people in many countries are discussing it online and a hashtag is trendi… | Mass Media/Mass Communication The changed paradigm |
Hard |
| 4254 | The gap between people who have access to digital technology and those who do not is called the | Mass Media/Mass Communication Socio-political implications |
Easy |
| 4255 | The UNESCO report "Many Voices, One World" (1980) is associated with the | Mass Media/Mass Communication Socio-political implications |
Easy |
| 4256 | The NWICO debate mainly concerned | Mass Media/Mass Communication Socio-political implications |
Medium |
| 4257 | A village student cannot attend online classes because of poor connectivity and lack of a smartphone. This il… | Mass Media/Mass Communication Socio-political implications |
Medium |
| 4258 | Which argument best supports the view that new media can strengthen democracy? | Mass Media/Mass Communication Socio-political implications |
Hard |
| 4259 | A smartphone that works as a camera, radio, television and newspaper reader is an example of | Mass Media/Mass Communication Media convergence and emerging trends |
Easy |
| 4260 | Reporting news using only a mobile phone to shoot, edit and publish stories is called | Mass Media/Mass Communication Media convergence and emerging trends |
Easy |
| 4261 | A single company owns a newspaper, two TV channels, an FM station and a news website. This is mainly an examp… | Mass Media/Mass Communication Media convergence and emerging trends |
Medium |
| 4262 | A news story first appears on a website, is discussed on TV that evening and is printed in detail the next mo… | Mass Media/Mass Communication Media convergence and emerging trends |
Medium |
| 4263 | Which is a major concern raised by ownership convergence in the media? | Mass Media/Mass Communication Media convergence and emerging trends |
Hard |
| 4264 | On A = {1, 2, 3}, the relation R = {(1, 1), (2, 2), (3, 3), (1, 2)} is | Mathematics/Applied Mathematics Types of relations |
Easy |
| 4265 | How many relations can be defined on a set with 2 elements? | Mathematics/Applied Mathematics Types of relations |
Easy |
| 4266 | On the set of integers, a R b means 5 divides a − b. Which set is the equivalence class of 2? | Mathematics/Applied Mathematics Types of relations |
Medium |
| 4267 | The relation "line l₁ is perpendicular to line l₂" on the set of all lines in a plane is | Mathematics/Applied Mathematics Types of relations |
Medium |
| 4268 | How many equivalence relations on {1, 2, 3} contain the pair (1, 2)? | Mathematics/Applied Mathematics Types of relations |
Hard |
| 4269 | The function f : R → R given by f(x) = 2x + 3 is | Mathematics/Applied Mathematics Types of functions |
Easy |
| 4270 | The function f : R → R defined by f(x) = x² is | Mathematics/Applied Mathematics Types of functions |
Easy |
| 4271 | If f : R → R is defined by f(x) = 3x − 2, then f⁻¹(x) equals | Mathematics/Applied Mathematics Types of functions |
Medium |
| 4272 | If f(x) = x² and g(x) = x + 1, what is (fog)(2) − (gof)(2)? | Mathematics/Applied Mathematics Types of functions |
Medium |
| 4273 | How many one-one functions are there from {1, 2, 3} to {a, b, c, d}? | Mathematics/Applied Mathematics Types of functions |
Hard |
| 4274 | The principal value of sin⁻¹(−½) is | Mathematics/Applied Mathematics Inverse trigonometric functions |
Easy |
| 4275 | The range of the principal value branch of cos⁻¹x is | Mathematics/Applied Mathematics Inverse trigonometric functions |
Easy |
| 4276 | The value of cos⁻¹(cos 7π/6) is | Mathematics/Applied Mathematics Inverse trigonometric functions |
Medium |
| 4277 | The value of tan⁻¹(1) + cos⁻¹(−½) + sin⁻¹(−½) is | Mathematics/Applied Mathematics Inverse trigonometric functions |
Medium |
| 4278 | The value of tan⁻¹2 + tan⁻¹3 is | Mathematics/Applied Mathematics Inverse trigonometric functions |
Hard |
| 4279 | How many elements does a matrix of order 2 × 3 have? | Mathematics/Applied Mathematics Matrices and their types |
Easy |
| 4280 | The diagonal elements of every skew-symmetric matrix are | Mathematics/Applied Mathematics Matrices and their types |
Easy |
| 4281 | How many different orders are possible for a matrix having 12 elements? | Mathematics/Applied Mathematics Matrices and their types |
Medium |
| 4282 | A 2 × 2 matrix has elements aᵢⱼ = (i + 2j)²/2. What is a₂₁? | Mathematics/Applied Mathematics Matrices and their types |
Medium |
| 4283 | For A = [[1, 5], [3, 2]] (rows listed), the symmetric part ½(A + Aᵀ) is | Mathematics/Applied Mathematics Matrices and their types |
Hard |
| 4284 | If A is of order 2 × 3 and B is of order 3 × 4, the order of AB is | Mathematics/Applied Mathematics Algebra of matrices |
Easy |
| 4285 | If A = [[1, 2], [3, 4]] and I is the 2 × 2 identity matrix, then A + 2I equals | Mathematics/Applied Mathematics Algebra of matrices |
Easy |
| 4286 | If A = [[1, 2], [0, 1]], then A² equals | Mathematics/Applied Mathematics Algebra of matrices |
Medium |
| 4287 | For any two square matrices A and B of the same order, which statement is always true? | Mathematics/Applied Mathematics Algebra of matrices |
Medium |
| 4288 | If A = [[1, 1], [1, 1]], then A⁵ equals | Mathematics/Applied Mathematics Algebra of matrices |
Hard |
| 4289 | The value of the determinant of [[2, 3], [1, 4]] is | Mathematics/Applied Mathematics Determinants |
Easy |
| 4290 | If two rows of a square matrix are identical, its determinant is | Mathematics/Applied Mathematics Determinants |
Easy |
| 4291 | A is a 3 × 3 matrix with |A| = 4. What is |2A|? | Mathematics/Applied Mathematics Determinants |
Medium |
| 4292 | What is the area of the triangle with vertices (1, 0), (6, 0) and (4, 3)? | Mathematics/Applied Mathematics Determinants |
Medium |
| 4293 | In the matrix [[1, 2, 3], [4, 5, 6], [7, 8, 10]], what is the cofactor of the element in row 1, column 2? | Mathematics/Applied Mathematics Determinants |
Hard |
| 4294 | A square matrix A has an inverse if and only if | Mathematics/Applied Mathematics Adjoint and inverse of a matrix |
Easy |
| 4295 | The inverse of [[2, 1], [5, 3]] is | Mathematics/Applied Mathematics Adjoint and inverse of a matrix |
Easy |
| 4296 | If A is a 3 × 3 matrix with |A| = 5, then |adj A| equals | Mathematics/Applied Mathematics Adjoint and inverse of a matrix |
Medium |
| 4297 | If A and B are invertible matrices of the same order, then (AB)⁻¹ equals | Mathematics/Applied Mathematics Adjoint and inverse of a matrix |
Medium |
| 4298 | A = [[3, 1], [−1, 2]] satisfies A² − 5A + 7I = O. Which expression gives A⁻¹? | Mathematics/Applied Mathematics Adjoint and inverse of a matrix |
Hard |
| 4299 | If |A| ≠ 0 for the system AX = B, then the system | Mathematics/Applied Mathematics Solving systems of linear equations |
Easy |
| 4300 | The solution of x + y = 5 and x − y = 1 is | Mathematics/Applied Mathematics Solving systems of linear equations |
Easy |