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Nativists (Kant, Chomsky, Gestalt psychologists) argue many perceptual and cognitive capacities are innate. This contrasts with empiricists (Locke, Berkeley) who argue all knowledge comes from experience.

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Civil / Architecture QUESTION #2363

Question 4

In the analysis of indeterminate structures using the Flexibility (Force) Method, the compatibility equation for a structure with $n$ redundants is expressed in matrix form as:

$[F]\{X\} = \{D_0\}$
$[K]\{D\} = \{P\}$
$[F]\{X\} + \{D_0\} = \{0\}$✔️
$[K]\{X\} = -\{D_0\}$

Correct Answer Logic:

The compatibility equation in the Force Method is $[F]\{X\} + \{D_0\} = \{0\}$ (or equivalently $[F]\{X\} = -\{D_0\}$), where $[F]$ is the flexibility matrix (flexibility coefficients $f_{ij}$ = displacement at $i$ due to unit force at $j$), $\{X\}$ is the vector of redundants, and $\{D_0\}$ is the displacement vector of the released structure (primary structure) under applied loads. Option B is the stiffness method equation.

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General Knowledge QUESTION #4778

Question 5

What is the name of Sri Lanka's official currency?

Rupiyah
Lek
Ringgit
Sri Lankan Rupee✔️

Correct Answer Logic:

The official currency of Sri Lanka is the Sri Lankan Rupee (LKR), which has been in use since 1872. Lek is Albanian, Ringgit is Malaysian.

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Home Economics QUESTION #6276

Question 6

The 'Count' of a yarn refers to which characteristic?

The weight per unit length or length per unit weight✔️
The number of fibers in a bundle
The price of the yarn per meter
The degree of twist applied during spinning

Correct Answer Logic:

Yarn count is a numerical expression which indicates the fineness or coarseness of a yarn.

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Sociology QUESTION #1678

Question 7

Louis Althusser, in his structural Marxist reformulation of the theory of ideology, distinguished between 'Repressive State Apparatuses' (which operate primarily through force) and 'Ideological State Apparatuses' (which operate primarily through ideology). Which of the following correctly identifies examples of ideological rather than repressive state apparatuses?

The military, police, and prison system
Religion, education, and media — institutions that reproduce ruling-class ideology by securing the voluntary consent of the dominated✔️
The judicial system and its courts of law
Bureaucratic administrations and formal political party structures

Correct Answer Logic:

In 'Ideology and Ideological State Apparatuses' (1970), Althusser distinguishes between Repressive State Apparatuses (army, police, prisons — which operate through force) and Ideological State Apparatuses (religion, education, family, media, political parties — which operate through ideology, securing consent). Education was, for Althusser, the dominant ISA in capitalist societies.

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Psychology QUESTION #9922

Question 8

In which motivational conflict must one choose between 'the lesser of two evils'?

Approach-approach
Approach-avoidance
Avoidance-avoidance✔️
Multiple approach-avoidance

Correct Answer Logic:

The avoidance-avoidance conflict involves choosing between two equally undesirable options — 'between a rock and a hard place'. Both choices are aversive, generating the most stress and vacillation of all conflict types.

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Math Physics Chemistry Biology QUESTION #524

Question 9

In moths' male is __________

Heterogametic
Dieogametic
Homogametic✔️
Both B and C

Correct Answer Logic:

In moths (Lepidoptera), females are heterogametic but answer shows C

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Boilers Mechanical Engineering QUESTION #2492

Question 10

For an open kinematic chain with $n$ links forming a vector loop from point A to point B, the closure equation in scalar form (x-projection) is:

$\sum_{k=1}^{n} r_k\sin\phi_k = y_B - y_A$
$\sum_{k=1}^{n} r_k\cos\phi_k = x_B - x_A$✔️
$\prod_{k=1}^{n} r_k\cos\phi_k = x_B - x_A$
$\sum_{k=1}^{n} r_k = |r_B - r_A|$

Correct Answer Logic:

The vector loop equation projected onto the x-axis yields $\sum_{k=1}^n r_k\cos\phi_k = x_B - x_A$ and onto y gives $\sum_{k=1}^n r_k\sin\phi_k = y_B - y_A$.

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Electrical Engineering QUESTION #2183

Question 11

In AM with modulation index $\mu = 0.5$, the efficiency (ratio of useful sideband power to total transmitted power) is:

$11.1\%$✔️
$25.0\%$
$33.3\%$
$20.0\%$

Correct Answer Logic:

$\eta = \frac{\mu^2/2}{1+\mu^2/2}\times100 = \frac{0.125}{1.125}\times100 \approx 11.1\%$. At $\mu=1$ (100% modulation), efficiency peaks at only $33.3\%$, illustrating DSB-FC inefficiency.

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Tourism & Hospitality Management QUESTION #1609

Question 12

The Front Office Operations course covers the 'Property Management System (PMS).' Which of the following best describes its function in hotel operations?

A physical blueprint used for hotel construction and renovation planning
An integrated computer-based system that manages guest reservations, check-in/out, room assignments, billing, night audit, and interfaces with other hotel departments✔️
A manual ledger system for recording guest payments
A marketing database for tracking customer preferences

Correct Answer Logic:

The PMS (Property Management System) is covered extensively in Module 7 of the Front Office Operations course. It is a centralized hotel management software that integrates guest registration, room management, billing, the night audit function, and interfaces with other systems (POS, reservation systems, housekeeping status) — replacing manual front office procedures.

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Administration QUESTION #2920

Question 13

Which budgeting technique focuses on the specific items or inputs purchased by a department?

Performance Budgeting
Zero-based Budgeting
Line-item Budgeting✔️
Program Budgeting

Correct Answer Logic:

Line-item budgeting lists specific expenditures (salaries, equipment) and is primarily used for financial control and accountability.

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Library Sciences QUESTION #1562

Question 14

In library collection development, 'deselection' (weeding) is guided by which widely used methodology in public libraries, based on criteria of age, usage, and physical condition?

AACR2
MUSTIE✔️
FRBR
MARC

Correct Answer Logic:

The MUSTIE criteria guide weeding decisions: Misleading (factually inaccurate), Ugly (worn beyond repair), Superseded (replaced by newer editions), Trivial (of no merit), Irrelevant (to community needs), and Easily obtainable elsewhere. It is a practical tool for systematic deselection in public library collections.

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Social Studies QUESTION #10011

Question 15

In which year was Pakistan's 'Protection against Harassment of Women at the Workplace Act' passed?

2005
2010✔️
2015
None of these

Correct Answer Logic:

The Act was passed in 2010.

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Islamic Studies QUESTION #7914

Question 16

During the Ummayyad period which department administered the revenue affairs of the Empire?

Diwan-ul-Rasail
Diwan-ul-Kharaj✔️
Diwan-ul-Barid
Diwan-ul-Khatam

Correct Answer Logic:

Diwan-ul-Kharaj was the department responsible for revenue collection and land tax administration during the Umayyad period. Kharaj refers to land tax collected from non-Muslim landowners. This department managed the financial affairs of the empire and ensured proper collection and distribution of revenue.

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Civil / Architecture QUESTION #2366

Question 17

In the context of Green Building design, the Overall Thermal Transfer Value (OTTV) is a metric used to evaluate:

The amount of heat generated by building occupants and equipment per unit floor area
The total heat gain through the building envelope (walls, roofs, and fenestration) per unit area of the building facade, used to set energy performance benchmarks✔️
The coefficient of performance (COP) of the HVAC system
The total solar radiation incident on the building roof per year

Correct Answer Logic:

OTTV (Overall Thermal Transfer Value, in W/m²) is an energy code metric used in tropical and subtropical regions (including ECBC in Pakistan/India) that quantifies the total heat gain through the building envelope per unit external wall area. It accounts for conduction through opaque walls, solar radiation through windows (WWR, SHGC), and conductive heat through glazing. A lower OTTV indicates a more thermally efficient building envelope.

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Bio-Technology QUESTION #10590

Question 18

In size-exclusion chromatography (gel filtration), molecules are separated based on:

Their binding affinity for the stationary phase
Their charge at a given pH
Their ability to enter pores of the gel matrix — smaller molecules are retarded✔️
Their hydrophobicity in the mobile phase

Correct Answer Logic:

Size-exclusion chromatography (SEC) uses a porous gel matrix (e.g. Sephadex, Sepharose). Large molecules cannot enter the pores and elute first in the void volume. Small molecules diffuse into pores and are retarded, eluting later. There is no binding — separation is purely by molecular size/hydrodynamic radius. SEC is used for final polishing, desalting, and determination of molecular weight distribution of biologics.

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Reading and Writing (Module-1) QUESTION #10494

Question 19

The refugees, ------- from their homeland by war, struggled to ------- their lives in an unfamiliar country.

welcomed . . abandon
uprooted . . rebuild✔️
invited . . forsake
settled . . dismantle

Correct Answer Logic:

Forced to leave one's homeland ('uprooted'), refugees must 'rebuild' their lives elsewhere.

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Math Physics Chemistry Biology QUESTION #11405

Question 20

Which type of enzyme would be most active in your gut after eating bread?

Amylase✔️
Protease
Lipase
Nuclease

Correct Answer Logic:

Amylase is the primary enzyme for digesting bread (starch). Salivary amylase begins starch digestion in the mouth; pancreatic amylase continues it in the small intestine, breaking starch into maltose and dextrins. Bread is primarily carbohydrate (starch), so amylase is the most relevant enzyme after consumption.

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