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Questions by GO Classes
4
votes
2
answers
1
GO Classes Weekly Quiz 4 | Propositional Logic | Question: 4
If $\mathbf{p}$ is true, $\mathbf{q}$ is true, and $\mathbf{r}$ is true, find the truth value of the statement. $ (p \wedge q) \leftrightarrow(q \vee \sim r) $ Choose the correct answer below. True because $(p \wedge q)$ ... and $(q \vee \sim r)$ is false. False because $(p \wedge q)$ is true and $(q \vee \sim r)$ is true.
asked
in
Mathematical Logic
Mar 22
252
views
goclasses2024_wq4
goclasses
mathematical-logic
propositional-logic
1-mark
2
votes
2
answers
2
GO Classes Weekly Quiz 4 | Propositional Logic | Question: 5
If $p$ is true and $q$ is false then the truth values of $(p \rightarrow q) \leftrightarrow(\sim q \rightarrow \sim p)$ and $(\sim p \vee \sim q) \wedge(\sim q \vee p)$ are respectively True, True True, False False, False False, True
asked
in
Mathematical Logic
Mar 22
160
views
goclasses2024_wq4
goclasses
mathematical-logic
propositional-logic
1-mark
2
votes
2
answers
3
GO Classes Weekly Quiz 4 | Propositional Logic | Question: 6
If $(p \wedge \sim q) \wedge(p \wedge r) \rightarrow \sim p \vee q$ is false, then the truth values of $p, q$ and $r$ are, respectively : $F, T, F$ $T, F, T$ $T, T, T$ $F, F, F$
asked
in
Mathematical Logic
Mar 22
133
views
goclasses2024_wq4
goclasses
mathematical-logic
propositional-logic
1-mark
2
votes
3
answers
4
GO Classes Weekly Quiz 4 | Propositional Logic | Question: 7
If $p, q, r$ are simple statement with truth values $T, F, T$ respectively then the truth value of $((\sim p \vee q) \wedge r) \rightarrow p$ is : True False True if $r$ is false True if $q$ is true
asked
in
Mathematical Logic
Mar 22
172
views
goclasses2024_wq4
goclasses
mathematical-logic
propositional-logic
1-mark
6
votes
4
answers
5
GO Classes Weekly Quiz 4 | Propositional Logic | Question: 8
A very special island, "Smullyan's island", is inhabited only by knights and knaves. Knights always tell the truth, and knaves always lie. You encounter two people, $\text{A}$ and $\text{B. A}$ says " ... , respectively, if they address you in the above way described: Knight, Knight Knight, Knave Knave, Knight Knave, Knave
asked
in
Mathematical Logic
Mar 22
243
views
goclasses2024_wq4
goclasses
mathematical-logic
propositional-logic
2-marks
4
votes
3
answers
6
GO Classes Weekly Quiz 1 | Fundamental Course | Question: 8
Let $k$ be some integer and it is given that $a \equiv b(\bmod n)$ then which of the following(s) is/are ALWAYS true? More than one option can be true. $a \equiv b-3 n(\bmod n)$ $a \equiv b+k(\bmod n)$ $a+k \equiv b+k(\bmod n)$ $a+5 n \equiv b-3 n(\bmod n)$
asked
in
Quantitative Aptitude
Mar 1
308
views
goclasses2024_wq1
goclasses
quantitative-aptitude
modular-arithmetic
multiple-selects
2-marks
3
votes
2
answers
7
GO Classes Weekly Quiz 1 | Fundamental Course | Question: 9
Which of the following(s) ALWAYS hold given that $a \equiv b(\bmod n)$ is true for some integers $a, b$ and $n.$ More than one option can be true. $a \bmod n=b \bmod n$ $n \mid(a-b)$ $n \mid a$ $n \mid b$
asked
in
Quantitative Aptitude
Mar 1
259
views
goclasses2024_wq1
goclasses
quantitative-aptitude
modular-arithmetic
multiple-selects
2-marks
2
votes
2
answers
8
GO Classes Weekly Quiz 1 | Fundamental Course | Question: 10
Which of the following options is/are TRUE? $43 \equiv-2(\bmod 5)$ $5 \equiv-7(\bmod 3)$ $-10 \equiv-25(\bmod 7)$ $8 \equiv-8(\bmod 5)$
asked
in
Quantitative Aptitude
Mar 1
229
views
goclasses2024_wq1
goclasses
quantitative-aptitude
modular-arithmetic
multiple-selects
2-marks
1
vote
0
answers
9
GATE CSE 2023 | Memory Based Question: 57
The country of Zombieland is in distress since more than 75% of its working population is suffering from serious health issues. Studies conducted by competent health experts concluded that a complete lack of physical exercise among its working ... as mandatory. (D) The Government of Zombieland believes that riding bicycles is a form of physical exercise.
asked
in
Verbal Aptitude
Feb 8
1.2k
views
memorybased-gatecse2023
goclasses
verbal-aptitude
passage-reading
0
votes
2
answers
10
GATE CSE 2023 | Memory Based Question: 11
Let $f(x)=x^3+15 x^2-33 x-36$ be a real valued function. Which statement is/are TRUE? $f(x)$ has a local maximum. $f(x)$ does NOT have a local maximum. $f(x)$ has a local minimum. $f(x)$ does NOT have a local minimum.
asked
in
Calculus
Feb 6
437
views
memorybased-gatecse2023
goclasses
calculus
maxima-minima
2
votes
1
answer
11
GATE CSE 2023 | Memory Based Question: 13
Let $ A=\left[\begin{array}{llll} 1 & 2 & 3 & 4 \\ 4 & 1 & 2 & 3 \\ 3 & 4 & 1 & 2 \\ 2 & 3 & 4 & 1 \end{array}\right] $ ... $\operatorname{det} \mathrm{B}=-\operatorname{det} \mathrm{A}$ $\operatorname{det} \mathrm{A}=\operatorname{det} \mathrm{B}$
asked
in
Linear Algebra
Feb 6
502
views
memorybased-gatecse2023
goclasses
linear-algebra
determinant
0
votes
2
answers
12
GATE CSE 2023 | Memory Based Question: 15
The Lucas sequence $L_n$ is defined by the recurrence relation: $L_n=L_{n-1}+L_{n-2}$, for $n \geq 3$ with $L_1=1$ and $L_2=3$. Which one of the options given is TRUE? $L_n=\left(\frac{1+\sqrt{5}}{2}\right)^n+\left(\frac{1-\sqrt{5}}{3}\right)^n$ ... $L_n=\left(\frac{1+\sqrt{5}}{2}\right)^n+\left(\frac{1-\sqrt{5}}{2}\right)^n$
asked
in
Combinatory
Feb 6
468
views
memorybased-gatecse2023
goclasses
combinatory
recurrence-relation
1
vote
1
answer
13
GATE CSE 2023 | Memory Based Question: 16
How many permutations of $U$ separate $A$ from $B?$ $2\left(\begin{array}{c}n \\ 2 k\end{array}\right)(n-2 k) !(k!)^2$ $\left(\begin{array}{c}n \\ 2 k\end{array}\right)(n-2 k)!(n!)$ $n!$ $\left(\begin{array}{c}n \\ 2 k\end{array}\right)(n-2 k) !(k !)^2$
asked
in
Combinatory
Feb 6
427
views
memorybased-gatecse2023
goclasses
combinatory
counting
1
vote
2
answers
14
GATE CSE 2023 | Memory Based Question: 17
Let $x$ be a set, $2^x=$ power $2 \mathrm{k}$ set of $\mathrm{X}$. define A binary operation $\Delta$ on $2^x$ as $A \Delta B=(A-B) \cup(B-A)$. Let $H=\left(2^x, \Delta\right)$, then for every $A \in 2^x$; inverse of $A$ ... $\mathrm{H}$ is a group. $\mathrm{H}$ satisfies inverse prop, but not a group for every $A \in 2^x$; the inverse of $A$ is $A$.
asked
in
Set Theory & Algebra
Feb 6
410
views
memorybased-gatecse2023
goclasses
set-theory&algebra
group-theory
multiple-selects
0
votes
0
answers
15
GATE CSE 2023 | Memory Based Question: 18
In general which of the following CPU scheduling algorithms suffers from starvation? SJF FCFS Round robin Priority
asked
in
Operating System
Feb 6
510
views
memorybased-gatecse2023
goclasses
operating-system
process-scheduling
multiple-selects
0
votes
1
answer
16
GATE CSE 2023 | Memory Based Question: 19
incr() { wait(s) x = x+1 signal(s) } decr() { wait(s) x = x-1 signal(s) } Shared integer variable $\mathrm{x}$ initialized with $10.$ There are five threads which are calling incr() and there are three threads which are calling decr() ... $s=2$ minimum possible value of $\mathrm{x}$ is $\mathrm{V}_2$ $15,8$ $12,8$ $15,7$ $12,7$
asked
in
Operating System
Feb 6
415
views
memorybased-gatecse2023
goclasses
operating-system
process-synchronization
binary-semaphore
1
vote
1
answer
17
GATE CSE 2023 | Memory Based Question: 20
Which of the following option guarantee that a computer system transit from user mode to kernel mode malloc call system call function call page fault
asked
in
Operating System
Feb 6
499
views
memorybased-gatecse2023
goclasses
operating-system
page-fault
multiple-selects
2
votes
1
answer
18
GATE CSE 2023 | Memory Based Question: 22
The initial state of a given sequential circuit is $Q_0 Q_1 Q_2=011$. Which of the following state does not occur $101$ $111$ $001$ $100$
asked
in
Digital Logic
Feb 6
367
views
memorybased-gatecse2023
goclasses
digital-logic
sequential-circuit
flip-flop
1
vote
2
answers
19
GATE CSE 2023 | Memory Based Question: 25
Consider the following finite automata and find the correct regular expression. $0(0+11)^*$ $1(0+11)^*$ $1(0 * 11)^*$ $0\left(0^* 11\right)^*$
asked
in
Theory of Computation
Feb 6
441
views
memorybased-gatecse2023
goclasses
theory-of-computation
regular-expression
0
votes
1
answer
20
GATE CSE 2023 | Memory Based Question: 34
Which one of the options given below refers to the degree (or arity) of a relation in relational database systems? Number of tuples stored in relation. Number of distinct domains of its relation schema. Number of attributes in relation. Number of entries in relation.
asked
in
Databases
Feb 6
425
views
memorybased-gatecse2023
goclasses
databases
relational-algebra
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Recent Blog Comments
Please upload updated previous year question...
The last hardcopy that was made was for GATE 2022...
overall only 3 post .no post for gen male
for gen GS in the range of 720-750 approx.
can we get 2023 hark copy from amazon?