Subject Science & Technology
176. Which language is directly understood by the computer without any translation program?
Machine language
Assembly language
High level language
Mid Level language
None of these
Ans.
177. In most IBM PCs, the CPU, the drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?
Breadboard
Motherboard
Grandmother board.
Daughter board
None of these
Ans.
178. Which of the following is used only for date entry and storage, and never for processing?
Mouse
Dumb terminal
Dedicated date entry system
Micro computer
None of these
Ans.
179. Which instrument is used to measure blood pressure?
Ammeter
Barometer
Sphygmomanometer
Lactometer
Perimeter
Ans.
180. Joule is a unit of:
Heat
Temperatue
Energy
Water
Gas
Ans.
181. Ecology deals with:
Birds
Cell formation
Tissues
Relations between organisms and their environment
insects
Ans.
182. Which of the following is used in pencils?
Graphite
Sillicon
Charcoal
Phosphorous
Silica
Ans.
183. Light year is related to:
Energy
Speed
Distance
Intensity
Time
Ans.
184. Which of the following is the disease caused by the bite of a mad dog?
Leprosy
Diphtheria
Dinophobia
Rabia
Anthrax
Ans.
185. Which one is the unit of sound?
Decibel
Ampere
Volt
Chronometer
Hydrometer
Ans.
186. Mushrooms belong to which of the following groups?
Animal
protest
Fungi
plant
Food
Ans.
187. What sort of ‘wave’ is used in mobile phone networks?
infrared
ultraviolet
gamma
micro
nuclear
Ans.
188. Orthopedics is related to:
Tumor
Eye
Bones
Nerve
Liver
Ans.
189. The extension of a file ‘pdf’ stands for:
Portable Document File
Public Document File
Public Distribution File
Public Distribution Folder
Portable Distribution File
Ans.
190. Find the largest unit.
Byte
Kilobyte
Terabyte
Gigabyte
Megabyte
Ans.
191. BISO stands for:
Base Interface Output System
Basic Input Output System
Best Input System
Base Interface Official System
Basic Interface and Output and System
Ans.
192. What are the basic functions of a computer system?
Input, processing, output and storage
Keyboard, display, memory and disk drive
Bits, bytes, words and OSI
Word processing, spreadsheet and database
OS, processing, monitor and display
Ans.
193. What is a ‘cookie’ ?
Hacker file
Personal file
Internet information file
Virus
Ans.
194. What kind of computer memory is the first to activate when you turn on the computer?
ROM
RAM
BIOS
OS
Storage
Ans.
195. Which type of network provides access to regional service providers and typically span distance greater than 1000 miles?
LAN
MAN
WAN
WLAN
DAP
Ans.
196. Unauthenticated and unwanted mails are stored in ___.
inbox
sent box
Spam
Draft box
Follow up box
Ans.
197. The symbol of ‘$’ is used in Microsoft Excel for ___.
Fixing the cell
copying the cell
aligning the cell
dragging the cell
enlarging the cell
Ans.
198. For a computer ‘LCD’ stands for:
Liquid Crisis Disparity
Liquid Cross Data
Large Crystal Display
Liquid Crystal Display
Large Capable Display
Ans.
199. কোন মাধ্যমে শব্দের গতি সবচেয়ে বেশি?
কঠিন পদার্থে
তরল পদার্থে
ব্যয়বীয় পদার্থে
শূন্য পদার্থে
Ans.
200. ডেঙ্গু জ্বরের বাহক কোন মশা?
কিউলেক্স
এডিস
অ্যানোফিলিস
সবধরনের
Ans.