477 MCQ Questions in english

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477 MCQ Questions in english हिन्दी

281. Which of the following gases undergoes decrease during the process?

A. Carbon

B. Oxygen

C. Helium

D. Hydrogen

280. Kilowatt is a measurement unit for:

A. Power

B. Work

C. Current

D. Electricity

279. Using a chronometer, you can:

A. Water waves

B. Colour contrast

C. Sound waves

D. Time

278. A light year is a unit of

A. Stellar distances

B. Speed of rockets

C. Speed of aeroplanes

D. Speed of light

277. Accurate measurements of very brief time periods are made via

A. Pulsars

B. Atomic clocks

C. Quartz clocks

D. White dwarfs

276. How many miles are in one kilometre?

A. 1.6

B. 0.84

C. 0.62

D. 0.5

275. Kilohertz is a frequency measurement unit.

A. Electromagnetic radio wave frequencies

B. Voltage

C. Electric resistance

D. Power used by a current of one ampere

274. Equating one horse power to

A. 748 watts

B. 756 watts

C. 736 watts

D. 746 watts

273. What exactly does EPROM stand for?

A. Electric Programmable Read Only Memory (B) Erasable Programmable Read Only Memory

B. Erasable Programmable Read Only Memory

C. Evaluable Philotic Random Optic Memory

D. Every Person Requires One Mind

272. Which of the following is not an Internet protocol?

A. HTTP

B. FTP

C. STP

D. IP

271. Google (www.google.com) is a type of:

A. Search Engine

B. Number in Math

C. Directory of images

D. Chat service on the web

270. How does one get a computer virus?

A. Sending e-mail messages

B. Using a laptop during the winter

C. Opening e-mail attachments

D. Shopping on-line

269. What do you call a network computer that requests files from another computer?

A. A client

B. A host

C. A router

D. A web server

268. FORMAT Command:

A. Format should be left to the engineers to use

B. Formats a disk to receive files

C. Formats the CPU

D. Formats floppy drives only

267. What command should I use to recreate the disc tracks?

A. Ctrl Disk

B. ATTRIB

C. F DISK

D. FORMAT

266. Which of the following memory devices has the lowest cost per bit?

A. Magnetic Tapes

B. Compact Disk

C. Semiconductor Memories

D. Magnetic Disk

265. Is it possible to store a single binary bit in a computer?

A. Register

B. Conductor

C. Capacitor

D. Flip-Flop

264. The default extension for Excel files is:

A. .wki

B. .123

C. .xls

D. .xlw

263. Which of the following is the MS-Office word processor?

A. Word

B. Word Prefect

C. Word Star

D. WordPad

262. Which of the following does not constitute a logic gate?

A. NOT

B. NAT

C. AND

D. OR

261. ______is a computer system layer that exists between the hardware and the user programme.

A. System environment

B. Operational environment

C. Operating system

D. Operating environment

260. ________converts one interface into another?

A. Data

B. Hardware

C. Programs

D. Software

259. Large retailers use a process known as_________ to study trends.

A. POS

B. Data Conversion

C. Data Mining

D. Data Selection

258. _____is data that has been organised or presented in an understandable manner.

A. Storage

B. Information

C. A process

D. Software

257. A computer processes data using the_____ language

A. Binary

B. Representational

C. Processing

D. Kilobyte

256. What are some examples of word processing, spreadsheets, and photo editing?

A. Platforms software

B. Operating system software

C. Application software

D. System software

255. Who invented Blu-Ray technology?

A. IBM

B. Compaq

C. Sony

D. Apple

254. A bootstrap programme is one that___

A. terminates the working of computer

B. starts the computer working

C. meddle part of computer

D. Both ( 1 ) & ( 2 )

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