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Study questions platform-wide or filter by specific tests with correct answers revealed.
Math (Module-1)
QUESTION #5382
Question 3441
Given the system of equations $s + 7v = 34$ and $s = 6v$, what is the specific value of $v$ that satisfies both?
Correct Answer Logic:
Substitute $s = 6v$ into the first equation: $6v + 7v = 34 \Rightarrow 13v = 34 \Rightarrow v = \frac{34}{13}$.
Uploaded by: Fani Warraich
Paper-II (Pharmacognosy and Pharmaceutics-I)
QUESTION #3586
Question 3442
If drugs are classified as 'Alkaloids', 'Glycosides', or 'Volatile Oils', which system is being used?
Correct Answer Logic:
Chemical classification is based on the primary active constituents of the drug.
Uploaded by: Fani Warraich
Security Measures to Maintain Law and Order
QUESTION #954
Question 3443
What is the purpose of a 'Security Restricted Area' (SRA) pass?
Correct Answer Logic:
Pass systems ensure that only vetted and authorized personnel have access to areas critical to aviation safety.
Uploaded by: Fani Warraich
CISA
QUESTION #1735
Question 3444
Through what process does an IS auditor arrive at and justify a final audit opinion?
Correct Answer Logic:
An auditor's final opinion must be earned through independent effort — gathering evidence, conducting tests, and making objective observations — not received from management or directed by a committee. The fundamental purpose of an audit is to verify or challenge management's assertions through independent inquiry. An opinion that is merely based on what management says, or what a committee desires, does not constitute a valid independent audit opinion.
Uploaded by: Fani Warraich
Others section
QUESTION #4789
Question 3445
Who was the first Viceroy of India?
Correct Answer Logic:
Lord Canning (Charles John Canning) became the first Viceroy of India in 1858 when the British Crown took over governance from the East India Company following the 1857 uprising.
Uploaded by: Fani Warraich
Statistics
QUESTION #1996
Question 3446
The first three moments about \(a = 16\) are \(\mu_1' = -0.35\), \(\mu_2' = 2.09\), \(\mu_3' = -1.93\). The mean of the distribution is:
Correct Answer Logic:
The mean \(\bar{x} = a + \mu_1' = 16 + (-0.35) = 15.65\). The first raw moment about any arbitrary origin \(a\) equals the deviation of the true mean from \(a\), so adding \(\mu_1'\) to \(a\) recovers the mean.
Uploaded by: Fani Warraich
Correct Answer Logic:
Option A highlights what the waves have in common, using the word 'both' to emphasize the similarity.
Uploaded by: Fani Warraich
Biology
QUESTION #571
Question 3448
How many grams of nitrogen can be eliminated in form of uric acid by 50 ml of water?
Correct Answer Logic:
50 ml water can eliminate ~50g nitrogen as uric acid
Uploaded by: Fani Warraich
Mathematics
QUESTION #1312
Question 3449
Euler's method for the IVP \(y'=f(x,y)\), \(y(x_0)=y_0\) with step size \(h\) gives:
Correct Answer Logic:
Euler's (forward Euler) method: \(y_{n+1}=y_n+h\cdot f(x_n,y_n)\). It is a first-order method derived from the Taylor series truncated after the first derivative term. The local truncation error is \(O(h^2)\) and global error is \(O(h)\).
Uploaded by: Fani Warraich
Mathematics
QUESTION #4091
Question 3450
Consider \(T:\mathbb{R}^3\to\mathbb{R}^2\) defined by \(T(x,y,z)=(|x|,y+z)\). To show \(T\) is NOT linear, the simplest counterexample uses scalar multiplication with \(c=-1\) and vector \((1,0,0)\):
Correct Answer Logic:
For linearity, \(T(c\mathbf{v})=cT(\mathbf{v})\). With \(\mathbf{v}=(1,0,0)\) and \(c=-1\): \(T(-1,0,0)=(|-1|,0)=(1,0)\), but \(-1\cdot T(1,0,0)=-1\cdot(1,0)=(-1,0)\). Since \((1,0)\neq(-1,0)\), \(T\) is NOT linear — homogeneity fails.
Uploaded by: Fani Warraich
Biology
QUESTION #4279
Question 3451
Hippocampus plays an important role in the:
Correct Answer Logic:
The hippocampus, located in the limbic system, is crucial for consolidating short-term memory into long-term memory and spatial navigation.
Uploaded by: Fani Warraich
Tourism & Hospitality Management
QUESTION #1645
Question 3452
The Sports and Adventure Tourism course classifies adventure activities into three categories based on the environment in which they take place. Which classification is correctly identified in the curriculum?
Correct Answer Logic:
The Sports and Adventure Tourism course (Module 6: Classification of Adventures) explicitly classifies adventure activities into three environmental categories: Land adventures (trekking, mountaineering, mountain biking, skiing), Water/aqua adventures (white water rafting, diving, surfing, swimming), and Aerial adventures (ballooning, parachuting, paragliding) — a curriculum-specific taxonomy.
Uploaded by: Fani Warraich
Mechanical Engineering
QUESTION #2474
Question 3453
The diametral pitch \(P_d\) (English units) and module \(m\) (SI units) are related by:
Correct Answer Logic:
The relationship between module and diametral pitch: \(m = 25.4/P_d\) (since 1 inch = 25.4 mm).
Uploaded by: Fani Warraich
Others section
QUESTION #4819
Question 3454
The process by which a country develops its capacity to meet citizens' basic needs and raise living standards is called?
Correct Answer Logic:
Development refers to the sustained improvement in a country's economic, social, and political conditions, enabling it to better meet its citizens' basic needs and raise their overall standard of living.
Uploaded by: Fani Warraich
English
QUESTION #2744
Question 3455
Choose the CORRECT sentence.
Correct Answer Logic:
'News' is an uncountable noun and always takes a singular verb. So 'The news is shocking' is the correct sentence.
Uploaded by: Fani Warraich
Security Measures to Maintain Law and Order
QUESTION #904
Question 3456
Which document outlines the "Standard Operating Procedures" (SOPs) for maintaining order during a bomb threat?
Correct Answer Logic:
The ASP is a site-specific document required by ICAO that contains the emergency response protocols for each airport.
Uploaded by: Fani Warraich
The Title 28 of the United States Code
QUESTION #3725
Question 3457
A manufacturer produces a toaster that has a hidden defect in the wiring. The toaster catches fire, destroying a consumer's kitchen but causing no physical injuries. The consumer sues the manufacturer in 'strict products liability.' What is the manufacturer's best defense?
Correct Answer Logic:
While 'strict liability' usually covers property damage, some jurisdictions apply the 'Economic Loss Rule' to prevent tort claims when a defective product only damages itself or causes purely economic loss, suggesting a contract/warranty claim instead. (Note: Most tort laws allow recovery for damage to *other* property, like the kitchen, but the 'due care' defense is irrelevant in strict liability.)
Uploaded by: Fani Warraich
Chemistry
QUESTION #4370
Question 3458
Which of the following is a basic buffer?
Correct Answer Logic:
A basic buffer resists pH changes in the basic range and is made of a weak base and its conjugate acid salt. $NH_4OH$ (weak base) and $NH_4Cl$ (its conjugate acid salt) form a basic buffer with $pH > 7$.
Uploaded by: Fani Warraich
Physics and Math
QUESTION #77
Question 3459
You have 20 inductors available each of 15 H. you need an inductor of 1 H in a circuit. You achieve it by combination?
English
QUESTION #2767
Question 3460
Find the word OPPOSITE IN MEANING to 'Verbose'.
Correct Answer Logic:
'Verbose' means using more words than needed (wordy). Its antonym is 'Concise', which means giving a lot of information clearly and in few words. 'Talkative', 'Lengthy', and 'Wordy' are synonyms of verbose.
Uploaded by: Fani Warraich
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