Chp 1 - Introduction of computer

280. For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is :

2 Mark(s)

Francis
Impeller
Kaplan
Pelton

294. A hydroelectric power station is commonly found in

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Desert areas
Hilly areas
Swamps
Grasslands

295. The power development programmes that are possible in Tamil Nadu are largely based on

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Steam power plants
Hydroelectric power plants
Nuclear power plants
Diesel power plants

296. Which of the total power installed capacity (approximate) in India?

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125,000 MW
175,000 MW
200,000 MW
50,000 MW

297. Which of the following methods of generating electric power from the sea water is more advantageous?

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Ocean currents
Wave power
Tidal power
None of the above

298. Which of the following power plants is the least reliable?

2 Mark(s)

Wind
Tidal
Geothermal
Solar

299. The commercial sources of energy are

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Fossil fuels, water and radioactive substances
Solar, wind, biomass
Wood, animal wastes and agricultural wastes
None of the above

300. The period of ________ generation was 1952-1964.

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1st
2nd
5th
4th

301. HLL stands for?

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High Level Language
High Layman’s Language
High Level Lesson
High Layman’s Lesson

302. In this generation Time sharing, Real time, Networks, Distributed Operating System was used.

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1st
2nd
5th
4th

303. ULSI stands for?

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Ultra Large Scale Integration
Under Lower Scale Integration
Ultra Lower Scale Integration
Under Large Scale Integration

293. In hydroelectric power plants

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Operating cost is low and initial cost is high
Operating cost is high and initial cost is low
Both Operating cost as well initial cost are high
Both Operating cost as well as initial cost are low

292. The advantage of hydroelectric power station over thermal power station is

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The initial cost of hydroelectric power station is low
The operating cost of hydroelectric power station is low
Hydroelectric power station can supply the power throughout the year
Hydroelectric power station can be constructed at the place where the energy is required

291. A penstock is used as a conduit between

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The steam chest and the turbine in a thermal station
The dam and the turbine in a hydro station
The turbine and the discharge drain
The turbine and the discharge drain

281. For harnessing lower variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjustable vanes is

2 Mark(s)

Kaplan
Francis
Pelton
Impeller

282. For variable heads of near about but less than 30 meters, which type of turbines is used in hydropower stations?

2 Mark(s)

Pelton
Kaplan
Francis
None of the above

283. The draft tube is provided in hydro electric power point to

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Raise the water surface of the stream to create an artificial head
Reduce the effect of water hammer
Increase the acting head on the water wheel
None of the above

284. Where is the draft tube of a hydropower station that is an airtight pipe located?

2 Mark(s)

Near the surge tank
In between the penstock and the runner
In between the runner exhaust and the tailrace
At the beginning of penstock

285. In a medium or high head hydroelectric power station, a surge tank is provided to

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Reduce the length of the penstock pipes
Augment water at the fore bay
Control the pressure variations in the penstock pipes due to sudden load changes
Control the water flow through the turbine

286. In hydro power plant, Water hammer occurs in

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Surge tank
Penstock
Turbine casing
Draft tube

287. The function of a surge tank is to

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Supply water at constant pressure
Relive water hammer pressures in the penstock pipe
Produce surge in the pipeline
None of the above

288. Location of a surge tank, in an hydroelectric power station, is near

2 Mark(s)

Turbine
Tail race
Reservoir
Dam

289. The term “Surge Tank” is associated with which type of power plant?

2 Mark(s)

High head hydro Power Plant
Low head hydro Power Plant
Medium head hydro Power Plant
Thermal Power Plant

290. In high head hydroelectric power plant, the velocity of water flow in penstock is around

2 Mark(s)

2 m/s
4 m/s
7 m/s
10 m/s

304.___________ is an emerging branch in computer science, which interprets means and method of making computers think like human beings.

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Block chain
VR
AI
Cloud computing

305. Batch processing was mainly used in this generation.

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1st
2nd
3rd
4th

319. ENIAC Computer belongs to ______.

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First Generation computers
Second Generation Computers
Third Generations Computers
fourth Generation computers

320. Which Electronic components are used in Fifth Generation Computers?

2 Mark(s)

Transistors
Integrated Circuits
Vacuum Tubes
ULSI Microprocessor

321. Which Electronic components are used in fourth Generation Computers?

2 Mark(s)

Transistors
Integrated Circuits
Vacuum Tubes
VLSI

322. Which Electronic components are used in Third Generation Computers?

2 Mark(s)

Transistors
Integrated Circuits
Vacuum Tubes
VLSI

323. Which Electronic components are used in Second Generation Computers?

2 Mark(s)

Transistors
Integrated Circuits
Vacuum Tubes
VLSI

324. Who invented the punch card ?

2 Mark(s)

Charles babbage
semen Korsakov
herman Hollerith
joseph marie jacquard

325. ENIAC stands for ______.

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electronic numerical integrator and computer
electronic numerical integrator and calculator
electronic numerical integrator automatic computer
electronic numerical integrator automatic calculator

326. UNIVAC stands for_______.

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universal automatic calculator
universal native input automatic computer
universal native input automatic calculator
universal automatic computer

327. .Which was the first commercial computer?

2 Mark(s)

UNIVAC
analytical engine
difference engine
colossus

328. EDVAC stands for ______.

2 Mark(s)

electronic discrete variable automatic calculator
electronic discrete variable automatic computer
electronic data variable automatic calculator
electronic data variable automatic computer

318. VLSI stands for

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Very large storage integratior
Very large storage integration
Very large Scale Integration
Very Large Scale Integrator

317. ULSI stands for______.

2 Mark(s)

Ultra Large Storage Integration
Ultra Large Scale Integration
Ultra Large Storage Integrator
Ultra Large Scale integrator

315. ________ is used as a programming language in first generation computers?

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FORTRAN
COBOL
BASIC
Machine Language

306. _____ generation of computer started with using vacuum tubes as the basic components.

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1st
2nd
3rd
4th

307. The generation based on VLSI microprocessor.

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1st
2nd
3rd
4th

308. The fourth generation was based on integrated circuits.

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True
False

309. A term in computer terminology is a change in technology a computer is/was being used.

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development
generation
advancement
growth

310. Which language used in second Generation computers?

2 Mark(s)

Machine language
Assembly language
High level language
BASIC

311. Which language used in First generation computers ?

2 Mark(s)

Machine language
Assembly language
High level language
BASIC

312. Which computer belongs to the first generation ?

2 Mark(s)

ENIAC
EDSAC
EDVAC
All of these

313. How many vacuum tubes used in first generation computer ENIAC ?

2 Mark(s)

1800
18000
1024
512

314. The word computer comes from______.

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compute
compote
copute
calculator

315. FORTRAN stands for ______.

2 Mark(s)

For Translation
Format Transformation
Fork Transformation
Formula Translation

329. Which was the first Electronics digital programmable computing device?

2 Mark(s)

Analytical Engine
Difference Engine
Colossus
ENIAC

Chp 1 - Introduction of computer : Question 1 of 50

280. For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is :

280. For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is :

294. A hydroelectric power station is commonly found in

294. A hydroelectric power station is commonly found in

295. The power development programmes that are possible in Tamil Nadu are largely based on

295. The power development programmes that are possible in Tamil Nadu are largely based on

296. Which of the total power installed capacity (approximate) in India?

296. Which of the total power installed capacity (approximate) in India?

297. Which of the following methods of generating electric power from the sea water is more advantageous?

297. Which of the following methods of generating electric power from the sea water is more advantageous?

298. Which of the following power plants is the least reliable?

298. Which of the following power plants is the least reliable?

299. The commercial sources of energy are

299. The commercial sources of energy are

293. In hydroelectric power plants

293. In hydroelectric power plants

292. The advantage of hydroelectric power station over thermal power station is

292. The advantage of hydroelectric power station over thermal power station is

291. A penstock is used as a conduit between

291. A penstock is used as a conduit between

281. For harnessing lower variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjustable vanes is

281. For harnessing lower variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjustable vanes is

282. For variable heads of near about but less than 30 meters, which type of turbines is used in hydropower stations?

282. For variable heads of near about but less than 30 meters, which type of turbines is used in hydropower stations?

283. The draft tube is provided in hydro electric power point to

283. The draft tube is provided in hydro electric power point to

284. Where is the draft tube of a hydropower station that is an airtight pipe located?

284. Where is the draft tube of a hydropower station that is an airtight pipe located?

285. In a medium or high head hydroelectric power station, a surge tank is provided to

285. In a medium or high head hydroelectric power station, a surge tank is provided to

286. In hydro power plant, Water hammer occurs in

286. In hydro power plant, Water hammer occurs in

287. The function of a surge tank is to

287. The function of a surge tank is to

288. Location of a surge tank, in an hydroelectric power station, is near

288. Location of a surge tank, in an hydroelectric power station, is near

289. The term “Surge Tank” is associated with which type of power plant?

289. The term “Surge Tank” is associated with which type of power plant?

290. In high head hydroelectric power plant, the velocity of water flow in penstock is around

290. In high head hydroelectric power plant, the velocity of water flow in penstock is around