Previous Year Questions

Q241 MCQ CUET-PG COMPUTER SCIENCE (MCA) Hard 4 Marks 2023 Shift-2

Discrete Mathematics → Combinatorics

If log_{3}2, log_{3}(2^{x}-5) and log_{3}(2^{x}-7/2) are in A.P., then x is equal to

Choose One:

A) 2

B) 3

C) 4

D) 2,3

Q242 MCQ CUET-PG COMPUTER SCIENCE (MCA) Medium 4 Marks 2023 Shift-2

Discrete Mathematics → Combinatorics

A bag contains 10 red beads (R) and 5 black beads (B). A bead is taken out of the bag at random, its color is noted and then it is not placed back in the bag. Calculate the probability that first two beads are red.

Choose One:

A) 4/7

B) 5/7

C) 1/3

D) 3/7

Q243 MCQ CUET-PG COMPUTER SCIENCE (MCA) Medium 4 Marks 2023 Shift-2

Discrete Mathematics → Mathematical induction

Statement I: For n \ge 1, we have 1/(12) + 1/(23) + 1/(3*4) + .... + 1/(n(n+1)) = n^2 / (n+1). Statement II: (1+x)^n \ge (1+nx) for all natural number n, where x > -1.

Choose One:

A) Both Statement I and Statement II are true

B) Both Statement I and Statement II are false

C) Statement I is true but statement II is false

D) Statement I is false but statement II is true

Q244 MCQ CUET-PG COMPUTER SCIENCE (MCA) Medium 4 Marks 2023 Shift-2

Operating Systems → OS basics

Assertion (A): Interrupt service routine are generally executed by CPU to handles an interrupt. Reasons (R): CPU handles an interrupt by checking the interrupt register at fixed time intervals.

Choose One:

A) Both (A) and (R) are true and (R) is the correct explanation of (A)

B) Both (A) and (R) are true but (R) is NOT the correct explanation of (A)

C) (A) is true but (R) is false

D) (A) is false but (R) is true

Q245 MCQ CUET-PG COMPUTER SCIENCE (MCA) Easy 4 Marks 2023 Shift-2

Operating Systems → Memory management

Statement I: Cache memory is a very high speed memory placed in between CPU and Hard Disk. Statement II: One major advantage of virtual memory is that programs can be larger than main memory.

Choose One:

A) Both Statement I and Statement II are true

B) Both Statement I and Statement II are false

C) Statement I is true but statement II is false

D) Statement I is false but statement II is true

PYQBOOK

Filter Questions

If log_{3}2, log_{3}(2^{x}-5) and log_{3}(2^{x}-7/2) are in A.P., then x is equal to

Choose One:

A bag contains 10 red beads (R) and 5 black beads (B). A bead is taken out of the bag at random, its color is noted and then it is not placed back in the bag. Calculate the probability that first two beads are red.

Choose One:

Statement I: For n \ge 1, we have 1/(12) + 1/(23) + 1/(3*4) + .... + 1/(n(n+1)) = n^2 / (n+1). Statement II: (1+x)^n \ge (1+nx) for all natural number n, where x > -1.

Choose One:

Assertion (A): Interrupt service routine are generally executed by CPU to handles an interrupt. Reasons (R): CPU handles an interrupt by checking the interrupt register at fixed time intervals.

Choose One:

Statement I: Cache memory is a very high speed memory placed in between CPU and Hard Disk. Statement II: One major advantage of virtual memory is that programs can be larger than main memory.

Choose One:

PYQBOOK

Filter Questions

If log_{3}2, log_{3}(2^{x}-5) and log_{3}(2^{x}-7/2) are in A.P., then x is equal to

Choose One:

A bag contains 10 red beads (R) and 5 black beads (B). A bead is taken out of the bag at random, its color is noted and then it is not placed back in the bag. Calculate the probability that first two beads are red.

Choose One:

Statement I: For n \ge 1, we have 1/(1*2) + 1/(2*3) + 1/(3*4) + .... + 1/(n(n+1)) = n^2 / (n+1). Statement II: (1+x)^n \ge (1+nx) for all natural number n, where x > -1.

Choose One:

Assertion (A): Interrupt service routine are generally executed by CPU to handles an interrupt. Reasons (R): CPU handles an interrupt by checking the interrupt register at fixed time intervals.

Choose One:

Statement I: Cache memory is a very high speed memory placed in between CPU and Hard Disk. Statement II: One major advantage of virtual memory is that programs can be larger than main memory.

Choose One:

Statement I: For n \ge 1, we have 1/(12) + 1/(23) + 1/(3*4) + .... + 1/(n(n+1)) = n^2 / (n+1). Statement II: (1+x)^n \ge (1+nx) for all natural number n, where x > -1.