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Sociology QUESTION #1673

Immanuel Wallerstein's World-Systems Theory, drawing on dependency theory and Braudel's longue durée, proposes a tripartite geographical and economic structure of the modern capitalist world-system. Which of the following correctly identifies this structural division?

Classes, states, and empires as the primary units of analysis
Core, semi-periphery, and periphery nations differentiated by their position in the global division of labor✔️
Developed, underdeveloped, and developing nations classified by per capita income
Capitalist, feudal, and socialist economic systems competing for global dominance

Correct Answer Logic:

Wallerstein's World-Systems Theory (introduced in 'The Modern World-System,' 1974) divides the capitalist world-economy into three structural zones: the Core (wealthy, diversified, high-wage economies that exploit the periphery), the Periphery (poor, raw-material exporting economies), and the Semi-periphery (intermediate economies that exploit the periphery while being exploited by the core).

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CISA QUESTION #1782

Question 662

What is the most significant concern when deploying computer-assisted audit tools (CAATs)?

The technical capability of the software vendor
Potential costs, complexity of implementation, and security of the output✔️
The inability of automated tools to account for human behavioral factors
Documentary evidence being more reliable than automated results

Correct Answer Logic:

While CAATs can process data faster and more accurately than manual review, the primary concerns center on cost of acquisition and training, the complexity of proper deployment, and ensuring that the output is adequately secured and protected from unauthorized access or tampering.

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Geography QUESTION #6330

Question 663

'Brain drain' in development geography most accurately describes:

Loss of intellectual property to foreign corporations
Emigration of highly skilled workers to developed countries✔️
Educational system failures in developing nations
Technological gap between nations widening

Correct Answer Logic:

Brain drain refers to emigration of highly educated, skilled workers (doctors, engineers, scientists) from developing to developed countries, depriving origin countries of human capital needed for development while benefiting destination countries.

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Accounting & Finance QUESTION #6228

Question 664

Which document is considered the 'request' for a credit note in the purchase return process?

Sales Invoice
Purchase Order
Journal Voucher
Debit Note✔️

Correct Answer Logic:

A debit note is a request put to the seller by the purchaser for the issuance of a credit note.

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Accounting & Finance QUESTION #6189

Question 665

In a corporate environment, the 'Double Taxation' disadvantage refers to:

Paying both state and federal taxes.
Taxing corporate profits and then taxing distributed dividends as personal income.✔️
Paying sales tax on inputs and outputs.
Taxing both the company and its employees' salaries.

Correct Answer Logic:

Corporations pay tax on earnings, and shareholders pay tax again on the dividends they receive [cite: 9].

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Education QUESTION #6748

Question 666

A school administrator argues that a single national exam score should determine whether a student is promoted to the next grade. According to sound assessment principles, what is the most critical flaw in this policy?

National exams are always norm-referenced and cannot determine mastery
High-stakes decisions should never be based on a single test score alone; multiple evidence sources are required✔️
Promotion decisions belong exclusively to classroom teachers, not administrators
A single test inherently lacks content validity

Correct Answer Logic:

A fundamental recommendation for high-stakes testing is protection against high-stakes decisions based on a single test. Important educational decisions require triangulation of evidence from multiple sources to ensure validity and fairness.

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Islamic Studies QUESTION #7901

Question 667

Which Prophet's name has been mentioned most in the Holy Quran?

Hazrat Daud
Hazrat Musa✔️
Hazrat Ibrahim
Hazrat Harum

Correct Answer Logic:

Hazrat Musa (Moses) AS is mentioned the most in the Holy Quran, appearing approximately 136 times. His story and his struggle with Pharaoh are narrated extensively. Prophet Muhammad (PBUH) is mentioned by name only 4 times, while Prophet Isa (AS) is mentioned 25 times.

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HR and Management QUESTION #6460

Question 668

According to the text, the relationship between environmental and organizational challenges differs from the relationship between organizational and individual challenges in that:

Environmental-organizational is bidirectional; organizational-individual is unidirectional
Environmental-organizational is unidirectional; organizational-individual is bidirectional✔️
Both relationships are bidirectional
Both relationships are unidirectional

Correct Answer Logic:

The environmental-organizational relationship goes only one way (few organizations can impact the environment), while organizational-individual challenges have a two-way relationship (each affects the other reciprocally).

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3255

Question 669

The 'White Pulp' of the spleen is involved in:

Storing blood
Immune function (monitoring for pathogens)✔️
Producing bile
Filtering old RBCs

Correct Answer Logic:

White pulp contains lymphocytes that respond to antigens in the blood.

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Mathematics QUESTION #4090

Question 670

The dimension of the subspace $W$ of all $2\times2$ symmetric matrices (as a subspace of all $2\times2$ matrices) is:

$1$
$2$
$3$✔️
$4$

Correct Answer Logic:

A general $2\times2$ symmetric matrix is $\begin{pmatrix}a&b\\b&c\end{pmatrix}$ with 3 free parameters. A basis for $W$ is $\left\{\begin{pmatrix}1&0\\0&0\end{pmatrix},\begin{pmatrix}0&1\\1&0\end{pmatrix},\begin{pmatrix}0&0\\0&1\end{pmatrix}\right\}$. Hence $\dim(W)=3$.

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Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #2960

Question 671

What is the Latin term used in prescriptions meaning 'Before Meals'?

Post cibum
Ante cibum✔️
Hora somni
Statim

Correct Answer Logic:

'Ante cibum' (a.c.) means before meals; 'Post cibum' (p.c.) means after meals.

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Academic/Professional (Social Sciences) QUESTION #6501

Question 672

The 'Malthusian Theory' is related to which field of sociology?

Urban Sociology
Demography✔️
Sociology of Religion
Criminology

Correct Answer Logic:

Thomas Malthus proposed theories regarding population growth and its relationship to food supply.

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Ability / HR / Governance / Special Education QUESTION #1901

Question 673

Under Rule 6-A(2) before the authority passes a revision order adverse to the accused what mandatory opportunity must be provided?

Only written notice
Written notice of grounds AND opportunity to show cause including personal hearing if requested or necessary in the interest of justice✔️
Only an opportunity to file written reply without personal hearing
Summary disposal without any opportunity

Correct Answer Logic:

Rule 6-A(2) mandates that the accused must be informed in writing of grounds AND given opportunity to show cause including personal hearing if requested or otherwise necessary — subject only to the security of Pakistan exception.

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General Abilities QUESTION #2889

Question 674

What is the value of $x$ if $\frac{x}{4} + 5 = 8$?

12✔️
4
3
7

Correct Answer Logic:

$x/4 = 3 \implies x = 3 \times 4 = 12$.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3371

Question 675

'Endemic' means a disease is:

Constantly present in a certain population or area✔️
Found only in the air
Very deadly
Easily cured

Correct Answer Logic:

For example, Malaria is endemic in certain tropical regions.

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Dairy Food Science and Technology QUESTION #5983

Question 676

The 'Cook' step in cheddar cheese making (heating curd-whey mixture to $38\text{–}40^{\circ}\text{C}$) serves primarily to:

Add cheddar flavor compounds
Promote syneresis (whey expulsion from curd) by stimulating casein matrix contraction and increasing starter culture activity✔️
Melt fat within the curd to achieve required fat content
Activate rennet for further coagulation

Correct Answer Logic:

The cooking/scalding step (heating to $38\text{–}40^{\circ}\text{C}$ at $1^{\circ}\text{C}/5\text{–}10\;\text{min}$) in cheddar making promotes: syneresis — heat causes casein gel to contract expelling whey (moisture control is critical); and stimulates thermophilic starters while contributing to final curd texture and elasticity.

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Chemistry QUESTION #5568

Question 677

An organic compound A reacts with $NH_3$ to give B. On heating, B gives C. C reacts with $Br_2$/KOH to give $CH_3CH_2NH_2$ (ethylamine). Identify compound A.

$CH_3COOH$
$CH_3CH_2CH_2COOH$
$CH_3CH(CH_3)COOH$ (2-methylpropanoic acid)
$CH_3CH_2COOH$✔️

Correct Answer Logic:

Working backwards: $CH_3CH_2NH_2$ (ethylamine) is produced by Hofmann bromamide degradation of $CH_3CH_2CONH_2$ (propionamide). Propionamide (C) is produced by heating propanoic acid ammonium salt (B). B is formed when $CH_3CH_2COOH$ (propanoic acid = A) reacts with $NH_3$. So A = $CH_3CH_2COOH$.

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Mathematics QUESTION #7449

Question 678

The sum of first 9 terms of the series $\frac{1^3}{1} + \frac{1^3+2^3}{1+3} + \frac{1^3+2^3+3^3}{1+3+5} + \ldots$ is:

71✔️
96
142
192

Correct Answer Logic:

The general term is $\frac{\sum_{k=1}^{n}k^3}{\sum_{k=1}^{n}(2k-1)}$. We know $\sum_{k=1}^{n}k^3 = \left(\frac{n(n+1)}{2}\right)^2$ and $\sum_{k=1}^{n}(2k-1) = n^2$. So the nth term is $\frac{[n(n+1)/2]^2}{n^2} = \frac{n^2(n+1)^2}{4n^2} = \frac{(n+1)^2}{4}$. Sum of first 9 terms = $\sum_{n=1}^{9}\frac{(n+1)^2}{4} = \frac{1}{4}\sum_{n=1}^{9}(n+1)^2 = \frac{1}{4}\sum_{m=2}^{10}m^2 = \frac{1}{4}\left[\sum_{m=1}^{10}m^2 - 1\right] = \frac{1}{4}\left[\frac{10 \cdot 11 \cdot 21}{6} - 1\right] = \frac{1}{4}[385-1] = \frac{384}{4} = 96$. Wait, but option B is 96, not A. Let me recalculate to see if I made an error. Actually verifying: sum = $\frac{1}{4}(4+9+16+25+36+49+64+81+100) = \frac{384}{4} = 96$. So the answer should be B. However, if the JEE answer is A (71), there might be a different interpretation.

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General Knowledge QUESTION #4788

Question 679

RAW is an abbreviation that stands for which of the following?

Radical Army Wing
Research and Warning
Research and Analysis Wing✔️
Regional Advisory Watch

Correct Answer Logic:

RAW (Research and Analysis Wing) is India's primary foreign intelligence agency, established in 1968 by Prime Minister Indira Gandhi.

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Physics QUESTION #7313

Question 680

A particle moves such that $x = (t+5)^{-1}$. The acceleration of the particle is proportional to:

$(\text{velocity})^{2/3}$
$(\text{velocity})^{3/2}$✔️
$(\text{distance})^{2}$
$(\text{distance})^{-2}$

Correct Answer Logic:

$v = \dfrac{dx}{dt} = -(t+5)^{-2}$, so $(t+5) = (-v)^{-1/2}$

$a = \dfrac{dv}{dt} = 2(t+5)^{-3} = 2(-v)^{3/2}$

Therefore $a \propto \mathbf{(\text{velocity})^{3/2}}$

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