Recent questions tagged test-series - GATE CSE Doubts

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Gatebook TS: Calculus
$Q:$ How many distinct values of x satisfy the equation $sinx=\dfrac{x}{3}$ where x is in radians.

asked Nov 15, 2019 in Calculus by Kushagra गुप्ता (415 points) | 56 views

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2 answers

Virtual GATE: Networking
$140.30.24.0$ $140.30.25.0$ $140.30.26.0$ $140.30.27.0$ Regarding the following IP addresses, which of the following is true? (A) Supernetting is possible for all four ip addresses (B) Only some cases supernetting is possible (C) Supernetting ... cases I thought answer as A), but answer given supernetting not possible. But why? I am not getting reason for it. Plz reply.

asked Oct 14, 2019 in Computer Networks by srestha (754 points) | 31 views

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Virtual gate: Digital

asked Oct 7, 2019 in Digital Logic by Kushagra गुप्ता (415 points) | 23 views

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Virtual gate: Digital

asked Oct 7, 2019 in Digital Logic by Kushagra गुप्ता (415 points) | 36 views

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Testbook Test Series-TOC
$\\ L_{1}= (0^m1^m0^n | m,n>0) \ \ \ \ \ L_{2}=(0^m1^n0^n |m,n>0)\\ L_{1}\cup L_{2} \ ?\\ \\ 1. Dcfl\\ 2. Cfl\\ 3.Unambiguous\\ 4.Inherently \ ambiguous$ Answer given as 2 and 4 and I am facing difficulty to understand the 4th option. Please if any idea to anyone, do tell.

asked Oct 2, 2019 in Theory of Computation by Kushagra गुप्ता (415 points) | 66 views

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GO CD Test 2019
For which of the following languages a LL(1) grammar does not exist? {$a^{n}ob^{n}$∣n≥1}∪{$a^{n}b^{n}$∣n≥1} {$a^{n}b^{m}$∣m,n≥0} {$a^{i}b^{j}$∣i≥j} {$a^{i}b^{j}$∣i=j} Why C is the answer here? Can anyone explain?

asked Aug 19, 2019 in Compiler Design by Sambhrant Maurya (403 points) | 15 views

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VIRTUAL GATE SQL
Query1: SELECT eno FROM emp WHERE deptno=10 union SELECT eno FROM emp WHERE deptno=20 Query2: SELECT eno FROM emp WHERE deptno=10 or deptno=20 Let the result of Queryl is Q1 and the result of Query2 is Q2, then which of the following is always true? (A) Q1=Q2 (B) Q1 $\subseteq$ Q2 (C) Q2 $\subseteq$ Q1 (D) Data is insufficient

asked Jul 31, 2019 in Databases by aditi19 (57 points) | 17 views

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Virtual GATE MVD Question
Consider the following table the answer is there are two MVD in this relation Department ->>Part Department ->>Job how does the second MVD hold? d3 doesn’t have multiple values for job.

asked Jul 31, 2019 in Databases by aditi19 (57 points) | 11 views

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Made Easy test series: Operating Systems full length 2019

asked Jun 27, 2019 in Operating System by Sambhrant Maurya (403 points) | 25 views

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