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4 votes
1 answer
212
GATE2018 EC: GA-3
If the number $715∎423$ is divisible by $3$ (∎ denotes the missing digit in the thousandths place), then the smallest whole number in the place of ∎ is _________. $0$ $2$ $5$ $6$
If the number $715∎423$ is divisible by $3$ (∎ denotes the missing digit in the thousandths place), then the smallest whole number in the place of ∎ is _________.$0...
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2 votes
3 answers
213
Mathematics GATE 2018 EE: 44
Let $A$ = $\begin{bmatrix} 1 & 0 & -1 \\-1 & 2 & 0 \\ 0 & 0 & -2 \end{bmatrix}$ and $B$ = $A^{3} - A^{2} -4A +5I$ where $I$ is the $3\times 3$ identity matrix. The determinant of $B$ is ________ (up to $1$ decimal place).
Let $A$ = $\begin{bmatrix} 1 & 0 & -1 \\-1 & 2 & 0 \\ 0 & 0 & -2 \end{bmatrix}$ and $B$ = $A^{3} - A^{2} -4A +5I$ where$I$ is the $3\times 3$ identity matrix. The de...
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0 votes
0 answers
214
Mathematics GATE 2018 EE: 43
Let $f(x) = 3x^{3} - 7x^{2} + 5x + 6$. The maximum value of $f(x)$ over the the interval $[ 0 , 2 ]$ is_________(Upto $1$ decimal place)
Let $f(x) = 3x^{3} - 7x^{2} + 5x + 6$. The maximum value of $f(x)$ over the the interval $[ 0 , 2 ]$ is_________(Upto $1$ decimal place)
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4 votes
2 answers
216
GATE2018 EE: GA-4
For what values of $k$ given below is $\dfrac{(k + 2)^2}{(k - 3)}$ an integer? $4, 8, 18$ $4, 10, 16$ $4, 8, 28$ $8, 26, 28$
For what values of $k$ given below is $\dfrac{(k + 2)^2}{(k - 3)}$ an integer?$4, 8, 18$$4, 10, 16$$4, 8, 28$$8, 26, 28$
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5 votes
2 answers
217
GATE2018 EE: GA-3
The three roots of the equation $f(x) = 0$ are $x = \{−2, 0, 3\}$. What are the three values of $x$ for which $f(x − 3) = 0?$ $−5, −3, 0$ $−2, 0, 3$ $0, 6, 8$ $1, 3, 6$
The three roots of the equation $f(x) = 0$ are $x = \{−2, 0, 3\}$. What are the three values of $x$ for which $f(x − 3) = 0?$$−5, −3, 0$$−2, 0, 3$$0, 6, 8$$1, 3...
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4 votes
1 answer
218
GATE2018 CH: GA-7
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed? $20$ $48$ $60$ $72$
A set of $4$ parallel lines intersect with another set of $5$ parallel lines. How many parallelograms are formed?$20$$48$$60$$72$
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1 votes
2 answers
219
GATE2018 CH: GA-4
The area of an equilateral triangle is $\sqrt{3}$. What is the perimeter of the triangle$?$ $2$ $4$ $6$ $8$
The area of an equilateral triangle is $\sqrt{3}$. What is the perimeter of the triangle$?$$2$$4$$6$$8$
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4 votes
2 answers
220
GATE2018 CH: GA-9
If $x^{2}+ x - 1 = 0$ what is the value of $x^4 + \dfrac{1}{x^4}$? $1$ $5$ $7$ $9$
If $x^{2}+ x - 1 = 0$ what is the value of $x^4 + \dfrac{1}{x^4}$?$1$$5$$7$$9$
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27 votes
6 answers
226
GATE CSE 2018 | Question: 7
The set of all recursively enumerable languages is: closed under complementation closed under intersection a subset of the set of all recursive languages an uncountable set
The set of all recursively enumerable languages is:closed under complementationclosed under intersectiona subset of the set of all recursive languagesan uncountable set
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15 votes
10 answers
228
GATE CSE 2018 | Question: GA-5
$\text{ What is the missing number in the following sequence?}$ $2,\,12,\,60,\,240,\,720,\,1440,\,\underline{\;\;\;\;\;\;\;\;},0$ $2880$ $1440$ $720$ $0$
$\text{ What is the missing number in the following sequence?}$$$2,\,12,\,60,\,240,\,720,\,1440,\,\underline{\;\;\;\;\;\;\;\;},0$$$2880$$1440$$720$$0$
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3 votes
3 answers
230
GATE CSE 1999 | Question: 22-b
Consider the set of relations EMP (Employee-no. Dept-no, Employee-name, Salary) DEPT (Dept-no. Dept-name, Location) Write an SQL query to: Calculate, for each department number, the number of employees with a salary greater than Rs. 1,00,000
Consider the set of relationsEMP (Employee-no. Dept-no, Employee-name, Salary)DEPT (Dept-no. Dept-name, Location)Write an SQL query to:Calculate, for each department numb...
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1 votes
2 answers
232
ISRO-DEC2017-50
The characters of the string $\text{K R P C S N Y T J M}$ are inserted into a hash table of the size of size $10$ using a hash function $h(x)=(ord(x)-ord(A)+1)$ $mod$ $10$ If linear probing is used to resolve collisions, then the following insertion causes the collision $Y$ $C$ $M$ $P$
The characters of the string $\text{K R P C S N Y T J M}$ are inserted into a hash table of the size of size $10$ using a hash function$h(x)=(ord(x)-ord(A)+1)$ $mod$ $10$...
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1 votes
2 answers
233
Circular queue
The initial configuration of circular queue as follows What is status of states of queue contents after the following sequence of steps enqueue x dequeue enqueue y dequeue dequeue a)x,y,____,_____,_____ b)x,___,y,____,____ c)____,_____,x,y,____ d)_____,x,y,_____,_____
The initial configuration of circular queue as followsWhat is status of states of queue contents after the following sequence of stepsenqueue xdequeueenqueue ydequeuedequ...
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1 votes
1 answer
235
UGC NET CSE | June 2009 | Part 2 | Question: 33
In which addressing mode the operand is given explicitly in the instruction itself ? Absolute mode Immediate mode Indirect mode Index mode
In which addressing mode the operand is given explicitly in the instruction itself ?Absolute mode Immediate mode Indirect mode Index mode
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4 votes
1 answer
236
Propositional Logic
Is "$x^{2}-25=0$" a proposition?
Is "$x^{2}-25=0$" a proposition?
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2 votes
0 answers
237
nptel COA video lecture
Is the following instruction a no operation instruction? If yes, how? As R0 will now have 2*R0 as value so can it be really considered as NOP even if the value of register R0 changed? ADD R0,R0,R0
Is the following instruction a no operation instruction? If yes, how? As R0 will now have 2*R0 as value so can it be really considered as NOP even if the value of registe...
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10 votes
8 answers
239
ISRO2017-17
Which of the following data structure is useful in traversing a given graph by breadth first search? Stack Queue List None of the above
Which of the following data structure is useful in traversing a given graph by breadth first search?StackQueueListNone of the above
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6 votes
1 answer
240
ISRO2017-59
The best data structure to check whether an arithmetic expression has balanced parenthesis is a: Queue Stack Tree List
The best data structure to check whether an arithmetic expression has balanced parenthesis is a:QueueStackTreeList
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