List of top Data Science A.I Cyber Security and Computer Sci. Questions asked in CUET (PG)

Match List - I with List - II.

List - I		List - II
A.	typedef in C	I.	modifies the memory allocated to a variable
B.	enum in C	II.	stores memory address
C.	type casting	III.	is similar to struct
D.	pointer	IV.	redefines the name of existing data types

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Match List - I with List - II.

List - I		List - II
A.	Structured data	I.	tweet, text documents, videos
B.	Unstructured data	II.	sensor reading, temperature logs
C.	Semi-structured data	III.	JSON, XML, web log files
D.	Time-series data	IV.	Tabular data with defined schema

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Match List - I with List - II.

List - I		List - II
A.	Injective function	I.	$f(x) = x^2$ on $\mathbb{R}$
B.	Surjective function	II.	$f(x) = 2x + 3$ on $\mathbb{R}$
C.	Bijective function	III.	$f(x) = x^3$ on $\mathbb{R}$
D.	Non-injective and non-surjective	IV.	Every element of a codomain has a preimage

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Match List - I with List - II.

List - I		List - II
A.	Binary search	I.	Queue
B.	Merge sort	II.	Stack
C.	Depth First Search (DFS)	III.	$T(n) = 2T(n/2) + n$
D.	Breadth First Search (BFS)	IV.	$T(n) = T(n/2) + 1$

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Match List - I with List - II.

List - I		List - II
A.	Machine cycle	I.	Time required to complete one operation (Fetch/read/write)
B.	T-state	II.	One subdivision of a machine cycle
C.	Instruction cycle	III.	Time required to complete one instruction
D.	Opcode fetch	IV.	Machine cycle to get instruction opcode from memory

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Match List - I with List - II.

List - I		List - II
A.	$x(x' + y)$	I.	$xy + x'z$
B.	$x'y'z + x'yz + xy'$	II.	$(x + y)(x' + z)$
C.	$xy + x'z + yz$	III.	$xy$
D.	$(x + y)(x' + z)(y + z)$	IV.	$x'z + xy'$

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Match List - I with List - II.

List - I		List - II
A.	Caesar Cipher	I.	Substitution cipher using $5 \times 5$ matrix
B.	Playfair Cipher	II.	Polyalphabetic cipher using matrix multiplication
C.	Hill Cipher	III.	Monoalphabetic cipher using fixed shift
D.	Vigenère Cipher	IV.	Polyalphabetic cipher using keyword repetition

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Match List - I with List - II.

List - I		List - II
A.	Ethernet	I.	Uses token passing and deterministic access
B.	Token ring	II.	Uses CSMA/CD for medium access
C.	Wi-Fi (802.11)	III.	Uses CSMA/CA to avoid collision
D.	Bluetooth	IV.	IEEE 802.15.1

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Match List - I with List - II.

List - I		List - II
A.	Pipeline bubble	I.	A deliberate delay or idle slot inserted in pipeline
B.	Pipeline flush	II.	Clearing all in-progress instructions
C.	Data forwarding	III.	Using result before it is written back
D.	Pipeline stall	IV.	Holding stages due to dependency or resource conflict

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Match List - I with List - II.

List - I		List - II
A.	Deadlock prevention	I.	Banker's algorithm
B.	Deadlock detection	II.	Rollback
C.	Deadlock avoidance	III.	Circular wait
D.	Recovery from deadlock	IV.	High overheads

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Match List - I with List - II.

List - I		List - II
A.	Modularity	I.	Bounded rationality
B.	Representation	II.	Offline
C.	Computational limits	III.	Flat
D.	Interaction	IV.	Features

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Match List - I with List - II.

List - I		List - II
A.	Cook's Theorem	I.	The Boolean satisfiability problem (SAT) is NP-complete
B.	Pumping lemma for regular languages	II.	Used to prove non-regularity of certain languages
C.	Closure under complementation	III.	Fails for context-free languages
D.	Non-deterministic pushdown automata	IV.	Recognises all context-free languages

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Consider following statements :
A. Regression predicts categorical outcomes.

B. Classification models are used for continuous variable prediction.

C. Clustering is an unsupervised learning task.

D. Reinforcement learning uses rewards and penalties to improve performance.

E. Decision tree can be used for both classification and regression

Choose the correct answer from the options given below :

Consider the following statements :
A. In a binary search tree, left sub tree has smaller value than right sub tree

B. In doubly linked list, only forward traversal is possible

C. In C, a function may not always return a value

D. Two dim array requires two index variables

E. A tree must have at least two nodes

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Consider a binary operation $*$ on set $\mathbb{Z}$ (set of integers) defined as $a * b = a + b + 1$ then :
A. $*$ is commutative

B. $*$ is associative

C. Identity element under $*$ exists

D. Every element has an inverse under $*$

E. The structure $(\mathbb{Z}, *)$ is not a group

Choose the correct answer from the options given below :

Consider the following statements about bus arbitration schemes :
A. Daisy chaining is simple but slow

B. Parallel priority arbitration provides faster response than serial methods

C. Distributed arbitration allows multiple masters to share bus control

D. Centralized arbitration increases fairness

Choose the correct answer from the options given below :

Consider following statements about time complexity :
A. Merge sort and heap sort have $O(n \log n)$ in worst case

B. Quick sort has $O(n \log n)$ in average case and $O(n^2)$ in worst case

C. Insertion sort is faster than merge sort for large $n$

D. Bubble sort is stable

E. Selection sort has fewer swap than insertion sort

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Consider the following statements about symmetric encryption :
A. Same key for encryption and decryption

B. Faster than asymmetric encryption

C. Key distribution is simpler

D. Stream ciphers encrypt one bit byte at a time

E. Block ciphers operate on groups of bits

Choose the correct answer from the options given below :

Consider the following statements about flow and error control :
A. Go-Back-N retransmits only the frame that is lost

B. Selective Repeat improves the bandwidth utilization over Go-Back-N

C. Parity bits can detect all single-bit errors

D. Stop and wait protocol achieves high channel utilization on long-delay networks

E. Cyclic Redundancy check provides stronger error detection than single parity

Choose the correct answer from the options given below :

Consider the following statements :
A. MOV A, M copies data from memory (pointed by HL) to accumulator

B. LXI H, 2025H loads 2025H into register pair HL

C. STA 2050H stores the accumulator content into memory at address 2050H

D. LDA 2050H loads HL with the contents of memory location at 2050H

Choose the correct answer from the options given below :

Consider following numbers :
A. $(1101.01)_{2} = (13.25)_{10}$

B. $(13.28)_{10} = (1101.011)_{2}$

C. $(2\text{A})_{16} = (42)_{10}$

D. $(37)_{8} = (11010)_{2}$

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Consider the following statements about CPU scheduling :
A. First come, first serve can lead to the “convoy effect”

B. Shortest job first minimizes average waiting time

C. Round robin does not use time quantum for fairness

D. Priority scheduling may cause starvation

E. Multilevel feedback queue combines preemptive and non preemptive scheduling

Choose the correct answer from the options given below :

Some Scientists, well known in AI domain have given AI definitions :
A. The Science and Engineering of making intelligent machines, especially intelligent computer programs.

B. The study of mental faculties through the use of computational models.

C. The field of study that seeks to explain and emulate intelligent behaviour in terms of computational.

D. The study of how to make computer do things at which, at a moment, people are better.

E. The study and analyses of computing theory.

Choose the correct answer from the options given below :

Consider the following statements in C to write a program in their order of occurrence :
A. Printf("%d", i);

B. void main ( )

C. int i=5;

D. #include <stdio.h>

Choose the correct answer from the options given below :

Consider the following statements :
A. Membership problem is decidable for regular and CFL languages.

B. Emptiness problem is undecidable for RE languages

C. Finiteness problem is decidable for regular languages

D. Equivalence problem is decidable for context-free and RE languages

Choose the correct answer from the options given below :

List - I		List - II
A.	Injective function	I.	\(f(x) = x^2\) on \(\mathbb{R}\)
B.	Surjective function	II.	\(f(x) = 2x + 3\) on \(\mathbb{R}\)
C.	Bijective function	III.	\(f(x) = x^3\) on \(\mathbb{R}\)
D.	Non-injective and non-surjective	IV.	Every element of a codomain has a preimage

List - I		List - II
A.	\(x(x' + y)\)	I.	\(xy + x'z\)
B.	\(x'y'z + x'yz + xy'\)	II.	\((x + y)(x' + z)\)
C.	\(xy + x'z + yz\)	III.	\(xy\)
D.	\((x + y)(x' + z)(y + z)\)	IV.	\(x'z + xy'\)

List - I		List - II
A.	Caesar Cipher	I.	Substitution cipher using \(5 \times 5\) matrix
B.	Playfair Cipher	II.	Polyalphabetic cipher using matrix multiplication
C.	Hill Cipher	III.	Monoalphabetic cipher using fixed shift
D.	Vigenère Cipher	IV.	Polyalphabetic cipher using keyword repetition