गुरुवार, 6 नवंबर 2014

COMPUTER GK

151) All computers can execute machine language programs
152) Programs stored in ROM can’t be erased
153) Ethernet is used for high speed telecommunications
154) IP address can change even if the domain name remains same
155) Each directory entry can be of 32 bytes
156) With the help of Control + Del a letter can be erased in a word
157) Disk can keep maximum data
158) FORTRAN is a scientific computer language
159) Computer language COBOL is useful for commercial work
160) COBOL is a high standard language like English
161) In computer the length of a word can be measured by byte
162) Byte is the unit of storage medium
163) ROM is not a computer language
164) Oracle is a database software
165) Sequential circuit is full aid
166) Processor is must for computer
167) ROM keeps permanent memory
168) Screen display is called by windows in lotus
169) Pascal is a computer language
170) Expanded form of IBM is International business machine
171) IC chips are made of silicon
172) India’s Silicon Valley situated at Bangalore
173) RAM and ROM are the storage devices of computer
174) DOS is to create relation between hardware and software
175) LOTUS 1-2-3 is software
176) Voice mail is a personal security code for GSM subscribers
177) Tables holds actual data in the database
178) Trojan is a virus
179) Static keys make WEB insecure
180) Video signal needs highest bandwidth
181) Connectivity means communication between systems
182) Controlling is not required for high level language programs before it is executed
183) 3 out of three rollers are responsible for the movement of cursor on screen
184) Hardware that adds two numbers is arithmetic logical unit
185) Data accuracy is not done by modem
186) LAN is used for networks setup within a building
187) A data communication system requires terminal device, communication channel, protocols
188) Most common channel used by networks today is satellite
189) Run Time is not a type of error
190) A five-digit card attribute used for postal ZIP codes it will be restored as a numeric data
191) Computer viruses can be attached to an executable program
192) MS-DOS was the first operating system
193) The smallest space where information on a hard disk is kept in a cluster
194) An information is processed data
195) Intelligence is not a characteristic of a computer
196) Private key is used to spend a digital signature
197) Negative numbers can be represented in binary
198) VDU is not an essential part of a computer
199) The printers are line printer, laser, dot matrix
200) Speed of clock of CPU is measured in megahertz
201) Cache is not a secondary storage device
202) Disk can be used to store sequential files and random files
203) Windows is not an application
204) When taking the output information is produced in hardcopy and/or softcopy form
205) Control unit’s function is to decode program instructions
206) The most powerful type of computer amongst the following is supercomputer
207) GO TO statement is used in C, C++, basic language
208) File menu is selected to print
209) The name a user assigns to a document is called a filename
210) A processor is an electronic device that processes data, converting it into information
211) Control words are words that a programming language has set aside for its own use
212) Monitor and printer are the two types of output devices
213) To access properties of an object, the mouse technique to use is right-clicking
214) An operating system is a program that makes the computer easier to use
215) Connections to the internet using a phone line and a modem are called dial-up connections
216) To access a mainframe or supercomputer, users often use a terminal
217) A flaw in a program that causes it to produce incorrect or inappropriate results is called a bug
218) A web site address is a unique name that identifies a specific web site on the web
219) Every component of your computer is either hardware or software
220) To make the number pad act as directional arrows, you press the num lock key
221) When creating a word-processed document, formatting text involves the user changing how words on the page appear, both on the screen and in printed form
222) The ALU performs simple mathematics for the CPU
223) A computer program is a set of keywords, symbols, and a system of rules for constructing statements by which humans can communicate the instructions to be executed by a computer
224) The another word for program is software
225) The name of the computer’s brain is CPU
226) A computer is a device that electronically processes data, converting it to information
227) Laptops are computers that can be carried around easily
228) The secret code that restricts entry to some programs is password
229) The basic goal of computer process is to convert data into information
230) The disk is placed in the CPU in a computer
231) A hard copy of a document is printed on the printer
232) The name that the user gives to a document is referred to as file name
233) Restarting a computer that is already on is referred to as warm booting
234) E-mail is the transmission of messages and files via a computer network
235) The person who writes and tests computer programs is called a programmer
236) The information you put into the computer is called data
237) The output devices make it possible to view or print data
238) A chat is a typed conversation that takes place on a computer
239) Hardware includes the computer and all the devices connected to it that are used to input and output data
240) The most common method of entering text and numerical data into a computer system is through the use of a keyboard
241) Mouse, keyboard, plotter are the group consist of only input devices
242) 256 values can be represented by a single byte
243) Transformation of input into output is performed by the CPU
244) Vertical-market applications can handle most system functions that aren’t handled directly by the operating system
245) Device drivers are small, special-purpose programs
246) LAN refers to a small, single-site network
247) A set of instructions telling the computer what to do is called program
248) Data going into the computer is called input
249) If you receive an e-mail from someone you don’t know, then delete it without opening it

250) Two options does a binary choice offer

कोई टिप्पणी नहीं:

एक टिप्पणी भेजें