Is solving previous year questions enough?

8 years ago

Enough for? It is enough to surely get 30-50 marks but that won't get you even to an NIT unless…

Which of the following logic statements are valid?

8 years ago

Predicate logic formulas without quantifiers can be verified using derivation. But when it comes to first order logic (predicate logic…

Number of Binary trees possible with n nodes

8 years ago

What is the no. of distinct binary trees possible with n labeled nodes? Solution $ \frac{(2n)!} { (n+1)!}$ (Proof to…

P, NP, NP-Complete, NP-Hard

8 years ago

It might be because of the name but many graduate students find it difficult to understand $\textsf{NP}$ problems. So, I…

Chapter 1:C program – A System View

8 years ago

I assume that all of you would have got the setup of running a C program ready. Some clarifications on…

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Answered: ISI 2019 | PCB CS | Question: 3

Given, $ab + cd = pqr$ where, r = sum of bits b and d            q = sum of bits a, c and the carry generated from the summation of b and d            p = sum of carry generated by summation of bits a, c and the carry generated by summation of bits b and d $r = \text{sum of bits b and d} = b \oplus d = (\neg b \wedge d) \lor (b \wedge \neg d)$     $s = \text {summation of bits a and c} = (\neg a \wedge c) \lor (a \wedge \neg c)$ $t [...]

I just purchased pgee test series, and right after that the PGEE Section of your website is not opening, please help

I am not able to access the pgee test links it shows me "currently unable to handle this request" Please help [...]

View serializable

S2: R1(x);r2(z);r3(x);r1(z);r2(y);r3(y);w1(x);w2(z);w3(y);w2(y) Please help [...]

Answered: GATE Electrical 2023 | GA Question: 9

$3^{999} * 7^{1000} = 3^{999} * 7^{999} * 7^1 = 21^{999} * 7$ The last Digit of 21 is 1. Therefore 21 power anything is 1. 1*7 = 7. Therefore last digit is 7. [...]

Answered: UGC NET CSE | June 2010 | Part 2 | Question: 33

Option D [...]

Answered: UGC NET CSE | September 2013 | Part 2 | Question: 45

TLAB HIT RATIO = 0.8 TLAB access time = 20ns Main memory access time = 100ns Effective access time = 0.8 × 20 + (1 - 0.8) × 100                                         = 16 + 20                                         = 36 ns [...]

Answered: CAT 1996 | Question: 94

B [...]

Answered: CAT 2021 Set-1 | Quantitative Aptitude | Question: 3

nth group starts with $(n-1)$$^{2}$ $+$ $1$ and ends with $n$$^{2}$ and every group consists $2n-1$ numbers $15th$ group starts with 196 and ends with $225$ $sum$ = $\frac{No of terms}{2}$ * $[first$ $term$+$last$ $term]$ = $\frac{29}{2} * [(196+1) + 225]$ = $6119$ [...]

Answered: CAT 2017 Set-1 | Question: 79

https://gateoverflow.in/402024/go-classes-2024-iiith-mock-test-3-question-95?show=403456#a403456 [...]

Answered: Q1. Nonviolent demonstrations often create such tensions that a community that has constantly refused to _________________ its injustices is forced to correct them them so the injustices can no longer be _____________________. acknowledge - ignored decrease - verified tolerate - accepted indifference - followed explain - discussed

acknowledge-Ignored [...]

Answered: CAT 2014 | Question: 44

let the price of toffee be x and chocolate be y; 5x+10y=40; x=2y(given) 10y+10y=40; y=2 [...]

Answered: CAT 2015 | Question: 86

Another Approach: It is given 4th term=8 so consider an AP with 7 terms as following a-3d , a-2d , a-d , a , a+d , a+2d , a+3d Here 4th term = a = 8 Sum of the above series= 7*8=56 Answer= 56 [...]