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GO Classes 2023 | Weekly Quiz 5 | Question: 12
Let $\alpha, \beta $ be two propositional formulas. Which of the following assertions is true? $\alpha \models \beta$ if and only if the sentence $(\alpha \wedge \neg \beta)$ is unsatisfiable. If $\alpha\models \gamma $ ... $\alpha \models(\beta \vee \gamma)$ then $\alpha \models \beta $ or $\alpha \models \gamma $ (or both).
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Mathematical Logic
Mar 31, 2022
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goclasses_wq5
goclasses
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1
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GO Classes 2023 | Weekly Quiz 5 | Question: 15
Let's consider a propositional language where $p$ means Paola is happy , $q$ means Paola paints a picture , $r$ means Renzo is happy . Consider the following sentences and propositional logic formulas : $\text{X} :$ if Paola is happy and paints a picture, then Renzo isn't happy ... $\text{X-1, Y-2, Z-3}$ $\text{X-3, Y-2, Z-1}$
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Mathematical Logic
Mar 31, 2022
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goclasses_wq5
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I did come up with answer but the test said it wrong. Help me here. Wireless Numericals
Quoted Question: One of the large unlicensed bands used for 802.11b WiFi is 2.4GHz. What is the length of these waves? Answer in feet.
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Computer Networks
Nov 3, 2018
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wireless-lan
computer-networks
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4
GATE2014 EC-1: GA-10
You are given three coins: one has heads on both faces, the second has tails on both faces, and the third has a head on one face and a tail on the other. You choose a coin at random and toss it, and it comes up heads. The probability that the other face is tails is $\dfrac{1}{4}$ $\dfrac{1}{3}$ $\dfrac{1}{2}$ $\dfrac{2}{3}$
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Quantitative Aptitude
Jun 13, 2018
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gate2014-ec-1
quantitative-aptitude
probability
conditional-probability
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