UKPSC Advocate General’s RO/ARO Exam Paper 27 March 2022 (Official Answer Key)

121. Which of the following memory has lowest access time ?
(a) Cache
(b) Registers
(c) Magnetic disk
(d) Main Memory

122. Which of the following is not the basic function of the Computer Operating System ?
(a) Memory Management
(b) Input/Output Management
(c) Process Management
(d) Virus Protection

123. Which is the fastest transmission media ?
(a) UTP Cable
(b) Fiber optic cable
(c) Co-axial cable
(d) Ethernet cable

124. Which of the following is not related to Computer Processor ?
(a) Dual Core
(b) i7
(c) Celeron
(d) Android

125. Which of the following are multi-user Operating System ?
1. MS-DOS
2. Unix
3. XENIX
4. Windows-NT
(a) 1 and 2
(b) 2 and 4
(c) 1 and 3
(d) None of these

126. Quality of petrol depends upon :
(a) Cetane number
(b) Gold number
(c) Avogadro number
(d) Octane number

127. The sugar present in fruits is :
(a) Glucose
(b) Sucrose
(c) Fructose
(d) Galactose

128. Which element is structural part of hemoglobin of our blood ?
(a) Copper
(b) Calcium
(c) Iron
(d) None of these

129. Diamond and graphite are :
(a) Isomers
(b) Isotopes
(c) Polymers
(d) Allotropes

130. The insulator of electricity is :
(a) Copper
(b) Silk
(c) Human body
(d) Aluminium

131. Two alike magnetic poles
(a) Repel each other
(b) Attract each other
(c) First attract then repel each other
(d) Neither attract nor repel

132. Which of the following is a Noble gas ?
(a) Neon
(b) Chlorine
(c) Hydrogen Sulphide
(d) Ammonia

133. Penicillin is :
(a) Vitamin
(b) Hormone
(c) Antibiotic
(d) Analgesic

134. Where does (in which organ) the urine formation takes place, through the filtration of blood in human body ?
(a) Pancreas
(b) Urinary bladder
(c) Kidney
(d) Liver

135. ‘Red-Rust’ disease of tea is a/an :
(a) Fungal disease
(c) Bacterial disease
(b) Algal disease
(d) Viral disease supos

136. Which of the following is not a mosquito borne disease ?
(a) Filariasis
(b) Sleeping sickness
(c) Malaria
(d) Dengue fever

137. Who invented the Telephone ?
(a) Alexander Fleming
(b) J.J.R. Macleod
(c) Fredrick Banting
(d) Alexander Graham Bell

138. Retina in eye contains sensitive cells called :
(a) Rods and Cones
(b) Cones and Cortex
(c) Rods
(d) Cones and Fovea

139. Deficiency of which of the following leads to night blindness?
(a) Vitamin A
(b) Vitamin B
(c) Vitamin E
(d) Vitamin K

140. What is the Standard International Unit (SIU) of measurement of light (Illumination)?
(a) ohm
(b) kelvin
(c) lux
(d) ampere