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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 31
How many states are required in a DFA to accept a binary string, whose decimal equivalent is divisible by 32 ?(A) 5(B) 6(C) 32(D) 33 Answer: (B) Explanation: It can easily...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 30
Given A, an array of size n, comprised of an increasing sequence of numbers followed immediately by a decreasing one. What is worst case time complexity of optimal algorit...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 29
Consider the following table Algorithms Design Paradigms(P) Dijkastra’s Algorithm (i) Divide and Conquer(Q) Strassen’s Matrix Multipl...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 28
Given f(x, y, w, z) = Σm(0, 1, 2, 3, 7, 8, 10) + Σd(5, 6, 11, 15), where d represents the don't-care condition in Karnaugh maps. Which of the following is a minimum sum of...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 27
Choose the best statement with respect to following three program snippets.[sourcecode language="C"]/*Program Snippet 1 with for loop*/for (i = 0; i 10; i++){ /*stateme...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 26
Every node in a (min) binary heap:(A) has two children(B) is no larger than its children(C) is no smaller than its children(D) has a smaller left child than right child An...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 25
Let functions f and g such that f(n) is O(g(n)) and following statements:I. log f(n) is O(log g(n))II. 2f(n) is O(2g(n))III. f(n)2 is O(g(n)2) Which of the following state...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 24
The read access times and the hit ratios for different caches in a memory hierarchy are as given below:The read access time of main memory in 90 nanoseconds. Assume that t...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 23
Consider the following grammar:S --> ABCA --> a | Cb | eB --> c | dA | eC --> e | fWhich of the following option is false ?(A) FOLLOW(C) = {b,$}(B) FOLLOW(A) = {c,d,e,f}(C...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 22
Let C(x) denote "x is a cat", R(x) denote "x is a rat" and P(x,y) denote "x chases y".Which of the following statements denotes "some cats chases all rats" ?(A) x[C(x) y(...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 21
LetWhich of the following statements is correct ?(A) v1 and v2 are eigenvectors of A(B) v1 and v3 are eigenvectors of A(C) v2 and v3 are eigenvectors of A(D) v3 and v4 are...
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GATE
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 20
Which of the following option is False ?(A) System calls involved in process but not in threads.(B) Context switching required in both processes and threads(C) Different p...
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GATE
Comparing two ValueTuple<T1, T2, T3, T4, T5, T6> in C#
ValueTuple is a structure introduced in C# 7.0 which represents the value type Tuple. It is already included in .NET Framework 4.7 or higher version. It allows you to stor...
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C#
CSharp-ValueTuple
CSharp-ValueTuple-Methods
Python | Product of kth column in List of Lists
Sometimes, while working with Python Matrix, we may have a problem in which we require to find the product of a particular column. This can have a possible application in ...
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Python
Python Programs
Python list-programs
Python-list-of-lists
GATE | Sudo GATE 2020 Mock II (10 January 2019) | Question 19
Consider the following relational schema:STUDENT(SNO, SNAME, DEPT)ENROLL(CNO, SNO, GRADE)COURSE(CNO, DEPT)PREREQ(CNO, PNO) Keys are underlined. The column ENROLL(SNO) is a...
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GATE
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