UNIVERSITY OF AGRICULTURE UAF PAST PAPERS AND SYLLABUS
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
ماحول کا کون سا حصہ زمین کے قریب ہے؟
Troposphere
Ionosphere
Mesosphere
Stratosphere
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Explanation
The troposphere is the lowest layer of the atmosphere
It is where weather occurs and contains about 75% of the atmosphere’s mass.
The principle constituent of the atmosphere of the Earth is called Nitrogen .
سائنس دان چاڈوک نے 1932 میں ____ دریافت کیا؟
Proton
Neutron
Electron
Positron
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Explanation
James Chadwick is known for his discovery of the neutron in 1932.
Proton : Protons were discovered by Ernest Rutherford, before neutrons.
Electron : Electrons were discovered by J.J. Thomson, much earlier than protons or neutrons.
Positron : A positron is the antiparticle of an electron, and it was discovered by Carl Anderson in 1932.
پی قسم کے مواد/سیمی کنڈکٹر میں ______ اکثریت کیریئر ہے۔
Proton
Electron
Atoms
Holes
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Explanation
The majority carriers in a p-type semiconductor are holes.
When a semiconductor material is doped with trivalent impurity atoms (like Boron), it creates "holes" where electrons are missing, effectively giving a positive charge.
These holes then become the majority charge carriers, meaning they are the primary contributors to electrical current flow in the material.
پانی کا ٹرپل نقطہ _____ ہے؟
373.16k
273.16k
285.16k
300.16k
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Explanation
The triple point of water is the unique temperature and pressure at which water coexists in all three phases — solid, liquid, and gas — in equilibrium.
Temperature: 273.16 Kelvin
This is used as a fundamental fixed point in defining the Kelvin temperature scale.
انسان کا سائنسی نام کیا ہے؟
Homo sapiens
Mono sapiens
Bio sapiens
Cosmopolitan
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Explanation
Homo sapiens is the scientific (binomial) name of modern humans . It means " wise man " in Latin , classified under genus Homo and species sapiens .
ایک (1) بائٹ کس کے برابر ہے؟
4 bits
8 bits
12 bits
None of these
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Explanation
1 byte equals 8 bits.
Additional Information
1024 Bytes = 1 Kilobyte (KB) 1024 Kilobytes = 1 Megabyte (MB) 1024 Megabytes = 1 Gigabyte (GB) 1024 Gigabytes = 1 Terabyte (TB)
مندرجہ ذیل میں سے کون سا غیر مستحکم میموری ہے؟
RAM
ROM
PROM
Both B and C
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Explanation
Non-volatile memory is a type of computer memory That can retain stored information even after power is removed. RAM is a volatile memory. RAM: Random Access Memory . ROM and PROM is a non-volatile memories. ROM: Read-Only Memory. PROM (Programmable Read-Only Memory)
سی پروگرامنگ لینگویج کا بانی کون تھا؟
Dennis Ritchie
Billgates
Bjarne Stroustrup
James A. Gosling
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Explanation
In 1972 by Dennis Ritchie invented the high-level language “C”?
in the Bell Laboratories of the AT & T (American Telephone & Telegraph) ,located in U.S.A.
Dennis Ritchie is known as the founder of c language.
***
Co developer of Unix
C is a general-purpose computer programming language .
It was created in the 1970s .
By design, C's features cleanly reflect the capabilities of the targeted CPUs.
Designed by: Dennis Ritchie
First appeared: 1972
*****
Cunning
Cautious
Lazy
None of these
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Explanation
Indolent means کام چور یا سست
Lazy means کام سے جی چرانے والا
8.314 × 10⁷
8.314 × 10⁷
2.314
None of these
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Explanation
The gas constant R in ergs mol⁻¹ K⁻¹ is 8.314 × 10⁷ . It is derived from the SI value 8.314 J mol⁻¹ K⁻¹ , where 1 J = 10⁷ ergs.