1500 Computer Awareness Bits For IBPS - Part - 5

1201) VRML code is based on Unicode

1202) Use net discussion groups have their own system of organization to help you find things just as internet excel

1203) Http protocol is used for WWW

1204) Protocol conversion can be handled by gateway

1205) In ISDN teleservices, the network can change or process the contents of data

1206) A longer instruction length may be -1024 to 1023

1207) A microprocessor is a processor with a reduced instruction set and power requirement

1208) The term server refers to any device that offers a service to network users

1209) Using HTML, Front page, DHTML we can make web-site

1210) Usually security in a network is achieved by cryptography

1211) PSTN stands for public switched telephone network

1212) A thyratron cannot be used as a amplifier

1213) An input device conceptually similar to mouse is joystick

1214) Netscape navigator and other browsers such as the internet explorer are available free on the internet

1215) In MS-logo Bye command is used to come out from that screen

1216) In C++ programming, the command to save the program file is F3

1217) Data lines which provide path for moving data between system modules are known as data bus

1218) Bubble sort technique does not use divide and conquer methodology

1219) The OSI model shows how the network functions of computer to be organized

1220) A 8 bit microprocessor must have 8 data lines

1221) A protocol that permits the transfer of files between computer on the network is FIP

1222) A data structure, in which an element is added and removed only from one end is known as stack

1223) In linked list, the successive elements must occupy contiguous space in memory

1224) In OSI model reference, layer 2 lies in between the physical layer and the network layer

1225) In synchronous TDM, for n signal sources, each frame contains at least n slots

1226) Mouse and joystick are graphic input devices

1227) In linked list, a node contains at least node number, data field

1228) Gopher is not a web browser

1229) Device drivers controls the interaction between the hardware devices and operating systems

1230) The shortest path in routing can refer to the least expensive path

1231) An ordinary pen which is used to indicate locations on the computer screen by sensing the ray of light being emitted by the screen, is called light pen

1232) Netiquettes are some rules and regulations that have to be followed by users

1233) Gateway uses the greatest number of layers in the OSI model

1234) A set of standards by which servers communicate with external programs is called common gateway interface

1235) UNIVAC is a computer belonging to third generation

1236) API allows a client/server relationship to be developed between an existing host application and a PC client

1237) Semi-insulator is a substance which has resistivity in between conductors and insulators

1238) Multi vibrator is a two stage amplifier with output of one feedback to the input of the other

1239) Macro is used to automate a particular task or a series of tasks

1240) Internet is network of networks

1241) A set of devices or combination of hardware and software that protects the systems on one side from system on the other side is firewall

1242) Simple, transparent, multi post are bridge types

1243) When bandwidth of medium exceeds the required bandwidth of signals to be transmitted we use frequency division multiplexing

1244) Direct or random access of element is not possible in linked list

1245) In Dos, the “Label” command is used to display the label of disk

1246) At the lower end of electromagnetic spectrum we have radio wave

1247) In Word, Ctrl + Del combination of keys is pressed to delete an entire word

1248) Plotters are very useful in applications such as computer aided design

1249) Web browser is a type of network application software

1250) 65535 characters can be typed in a single cell in Excel

1251) Overtime analysis is useful for formulating personnel policies and derived form the payroll system

1252) Multiple worksheets can be created and used at a time

1253) UNIX is both time sharing and multiprogramming system

1254) Floppy Disk is universal portable and inexpensive but has its own limitation in terms of storage capacity and speed

1255) Personal computers currently sold in India have main memories at an entry level in the range of megabytes

1256) UNIX has better security for files relative to MS-DOS

1257) The UNIX operating system has been written in C language

1258) Syntax errors is flagged by compilers

1259) PARAM is an example of super computer

1260) Mother board holds the ROM, CPU, RAM and expansion cards

1261) CD-ROM is as a magnetic memory

1262) The binary number system has a base 2

1263) GUI is used as an interface between software and user

1264) E-mail is transaction of letters, messages and memos over communications network

1265) Device drivers are small , special purpose programs

1266) LAN refers to a small, single site network

1267) One megabyte equals approximately 1 million bytes

1268) Magnetic tape is not practical for applications where data must be quickly recalled because tape is a sequential access medium

1269) User id, URI and time stamp is not used by organization when a user visits its site

1270) DBRM takes care of storage of data in a data base

1271) Plotters give the highest quality output

1272) Encrypting file system features of windows XP professional operating system protects the data of a user, even if the computer is shared between users

1273) Loading is not required for high level language program before it is executed

1274) Top – bottom approach cannot be the measure of network traffic

1275) Devices such as magnetic disks, hard disks, and compact disks, which are used to store information, are secondary storage devices

1276) Various input and output devices have a standard way of connecting to the CPU and Memory. These are called interface standards

1277) The place where the standard interfaces are provided to connect to the CPU and Memory is known as Port

1278) Binary numbers are positional numbers

1279) The base of the hexadecimal system is sixteen

1280) Display capabilities of monitor are determined by adapter card

1281) Mouse has a use in graphical user interface and applications as input device

1282) Drum plotter, flat bed plotter, graphic display device is an output device

1283) The time taken to write a word in a memory is known as write name

1284) 1 MB is equivalent to 2 (to the power of 20 bytes)

1285) A memory cell, which does not loose the bit stored in it when no power is supplied to the cell, is known as non-volatile cell

1286) Magnetic surface recoding devices used in computers such as hard disks, floppy disks, CD-ROMs are called secondary / auxiliary storage devices

1287) The electronic circuits / devices used in building the computer that executes the software is known as hardware

1288) Assembler is a translator which translates assembly language program into a machine language program

1289) Interpreter is a translator which translates high level language program into a machine language program

1290) Machine language programs are machine dependent

1291) The programs written in assembly language are machine independent

1292) High level languages are developed to allow application programs, which are machine independent

1293) The Vacuum tubes are related to first generation computers

1294) Mark I was the first computer that used mechanical switches

1295) First generation computers relied on machine language to perform operations, and they only solve one problem at a time

1296) In first generation computers input was based on punched cards

1297) In second generation computers input was based on print outs

1298) Vacuum tube generates more energy and consumes more electricity

1299) Second generation computers moved from cryptic binary machine language to symbolic, or assembly languages which allowed programmers to specify instructions in words

1300) Most electronic devices today use some form of integrated circuits placed on printed circuit boards thin pieces of bakelite or fiberglass that have electrical connections etched onto them is called mother board

1301) The operating system, which allowed the device to run many different applications at one time with a central program that monitored the memory was introduced in third generation computers

1302) In third generation computers, users interacted through keyboards and monitors

1303) The fourth generation computers saw the development of GUIs, the mouse and handheld devices

1304) First computers that stored instructions in memory are second generation computers

1305) In second generation computers transistors replaced vacuum tubes

1306) The micro processor was introduced in fourth generation computer

1307) Integrated Circuits (IC) are introduced and the replacement of transistors started in third generation computers

1308) Fifth generation computing is based on artificial intelligence

1309) Assembly language is low-level language

1310) In assembly language mnemonics are used to code operations, alphanumeric symbols are used for address, language lies between high-level language and machine language

1311) The computer’s secondary memory is characterized by low cost per bit stored

1312) Acknowledgement from a computer that a packet of data has been received and verified is known as ACK

1313) Acoustic coupler is a communications device which allows an ordinary telephone to be used with a computer device for data transmission

1314) ALGOL is a high-level language

1315) A high level programming language named after Ada Augusta, coworker with Charles Babbage is Ada

1316) Adder is a logic circuit capable of forming the sum of two or more quantities

1317) To identify particular location in storage area one have a address

1318) A local storage register in the CPU which contains the address of the next instruction to be executed is referred as address register

1319) A sequence of precise and unambiguous instructions for solving a problem in a finite number of operations is referred as algorithm

1320) PC/AT is an example of Bi-directional keyboard interface

1321) DIMM is not an I/O bus

1322) PCI bus is often called as mezzanine bus

1323) 8088 is an original IBM PC inter CPU chip

1324) 80386 is a 32-bit processor

1325) A Pentium or Pentium pro board should run at 60 or 66 MHZ

1326) The maximum bandwidth of EISA bus is 33 M/sec

1327) A computer system runs millions of cycles per second so that speed is measured in MHz

1328) Heat sink is the metal device that draws heat away from an electronic device

1329) Pentium chip has 64 bit & 32 bit registers

1330) A mother board should contain at least 4 memory sockets

1331) The 1.2 MB drive spin at 360 rpm

1332) Intensity of sound is called amplitude

1333) A single zero bit is called starting bit

1334) PnP stands for plug and play

1335) A computers system’s clock speed is measured as frequency

1336) Maximum RAM of XT type is 1 M

1337) The data in 8 bit bus is sent along 8 wires simultaneously in parallel

1338) The bus is simple series of connection that carry common signals

1339) Mainly memories are divided into two types they are logical memories and physical memories

1340) System based on the new Pentium II processor have the extended memory limit of 4G

1341) Full form of EMS memory is excluded memory specification

1342) The 286 & 386 CPU have 24 address lines

1343) Bus has both the common meaning and computer meaning

1344) Data on a floppy disk is recorded in rings called tracks

1345) A group of characters that have a predefined meaning database

1346) In a spreadsheet a cell is defined as the intersection of a row and column

1347) Document file is created by word processing programs

1348) Real time is not a type of error

1349) The mouse device drivers, if loaded in the config.sys file, its typically called mouse.sys

1350) Peer to peer means computer to computer

1351) RLL refers to run length limits

1352) The most important aspect of job scheduling is the ability to multiprogramming

1353) Modem is a modulator-demodulator system

1354) A data communication system requires terminal device, communication channel, protocols

1355) The start button appears at the lower left of the screen

1356) Windows is GUI

1357) TIF stands for tagged image format

1358) The first network that initiated the internet is ARPANET

1359) In modems a digital signal changes some characteristic of a carrier wave

1360) Favorites are accessible from the start menu

1361) The virus is a software program

1362) BANK’S is not memory chip

1363) We use RAM code to operate EGA

1364) A scanner is attached to LPT or SCSI host adapter port

1365) RAM bus is not a bus

1366) Processor bus is the fastest speed bus in system

1367) Resolution is the amount of detail that a monitor can render

1368) Sound blaster is a family of sound cards sold by creative labs

1369) MIDI is a family of sound cards sold by creative labs

1370) MIDI is a standard for connecting musical instruments to PC’s

1371) By connecting a MIDI cable to the joystick port you can connect your PC to a MIDI device

1372) MPC stands for multimedia personal computer

1373) Video cards, video and graphics card are example of video & audio

1374) The display technology used by monitor is CRT

1375) On a LAN each personal computer is called workstations

1376) The CPU is the next most important file server after the hard disk

1377) It is best to use the game adaptor interface on the sound card and disable any other on system

1378) Mouse port uses keyboard controller

1379) The number of sectors per track in 1.44 MB floppy disk is 18

1380) Pentium II system can address 62 G memory

1381) The mouse was invented by Englebart

1382) The server’s network adapter card is its link to all the work stations on LAN

1383) Magnetic drives such as floppy and hard disk drives operate by electro magnetism

1384) Clock timing is used to determine that start and end of each bit cell

1385) Head designs are of 4 types

1386) Latency is the average time that it takes for a sector to be a available after the heads

1387) Each sector is having 512 bytes

1388) DDD means digital diagnostic disk

1389) PC Technical is written in assembly language and has direct access to the system’s hardware for testing

1390) Check it pro deluxe gives detailed information about the system hardware

1391) The last 128k of reserved memory is used by mother board

1392) There are 80 cylinders are there for an 1.44 m floppy

1393) IBM changed ROM on the system to support key boards

1394) +12 V signal for disk drive is used for power supply

1395) CD ROM’s are single sided

1396) The storage capacity of a CDROM is 650 MB

1397) XGB has 2048 K graphic memory

1398) Most sound boards generate sounds by using fm synthesis

1399) Microscope helps you trouble shoot PS/2 system

1400) General purpose of diagnostic program run in batch mode

1401) The routing of data elements are called bits

1402) Operating system often called as kernel

1403) IPC stands for inter process communication

1404) Many programming errors are detected by the hardware

1405) When a process exists, he operating system must free the disk space used by its memory image

1406) Buffering attempts to keep both CPU and I/O device busy all the time

1407) Software is not an example of file mapping

1408) The most important aspect of job scheduling is the ability to multiprogramming

1409) There are two types of floppy disks

1410) System calls can be grouped into three major categories

1411) “FIFO” stands for first in first out

1412) In the two-level directory structure, each user has its own user file directory

1413) The number of bytes in a page is always a power of 2

1414) A process that does not determinate while the operating system is functionary is called dynamic

1415) The three main types of computer programming languages are machine language, assembly language, high level language

1416) There are 2 types of processor modes

1417) An input device is an electromechanical device that generates data for a computer to read

1418) The first implementation of UNIX was developed at Bell Telephone Laboratories in the early 1970

1419) A connection less protocol is more dynamic

1420) The throughput is a measure of work for processor

1421) COBOL stands for common business oriented language

1422) Reset button is used to do cool booting

1423) In MS-EXCEL the no of rows, no of columns are 16384,256

1424) FOXPRO is a package and programming language

1425) Mostly used date format in computer is MM-DD-YY

1426) Reservation of train ticket uses real time mode of processing

1427) A floppy disk is a thin plastic disc coated with magnetic oxide

1428) In binary addition 1+1 = 1

1429) Universal building blocks of a computer system are NAND & NOR

1430) In COBOL programming characters length per line is 64

1431) In FOXPRO, the maximum fields in a record are 128

1432) QUIT command is used to come out of FOXPRO

1433) Count command is used to count the specified records in a file with or without condition

1434) F1 key is pressed for help in FOXPRO

1435) One Giga byte = 1024 mega bytes

1436) Small scale integration chip contains less than 12 gates

1437) The most common monitor sizes are 14, 15, 17

1438) IBM PC and DOS has BIOS support for 3 LPT ports

1439) EDO stands for external data organizer

1440) The number of wires in IDE Hard Disk cable are 16

1441) If the data transfer rate is 150 k/sec then it is called single speed

1442) A typical buffer for a CD-ROM drives 156 K

1443) The 2.88 M floppy drives have 36 no of sectors

1444) 1 MB is equal to 2 (to the power of 10 KB)

1445) ROM is a primary storage device

1446) The process of loading and starting up DOS is called booting

1447) The Dos Prompt is mainly C:\>

1448) C:\>ver is used for displaying current version name

1449) Intel 440x “Natoma” is an example for mother board chipset

1450) Direct memory access channels are used by medium speed communication devices

1451) The 486 Sx chip is twice as fast as a 386 Dx with same clock speed

1452) On a 286 or 386 sx system, the extended memory limits 16M

1453) The 385 Dx, 386 CPU have 32 address lines

1454) Shared memory does require 16 K of VMA space

1455) DIMM’s are 168 pin modules

1456) The function of +12V power supple is to run disk drive motors and also cooling fans

1457) SPS generally referred as rechargeable batteries

1458) Parallel interface is not the interfaces that can be used to connect the mouse to the computer

1459) The mouse interrupts usually occurs if the system uses a mouse port

1460) The video adapter BIOS handles communication between the Video Chipset & Video Ram

1461) Pentium pro CPU’s have full of 323, they can track of 44 G of memory in address lines

1462) The processor bus is the communications path way between CPU and immediate support chip

1463) VL-bus can move data 32 bit at a time

1464) A modem attached to system on COM ports

1465) Horizontal scan refers to the speed at which the electron beam across the screen

1466) RGB monitor display 80 column text

1467) When transition changes from negative to positive the head would detect positive voltage spike

1468) Animation means to make still picture, move and talk like in cartoon pictures

1469) Analogues: The use of a system in which the data is of a continuously variable physical quantity such as voltage or angular person

1470) Animation: A simulation of movement created by displaying a series of pictures or frames

1471) Application means a piece of software designed to meet a specific purpose

1472) Active X is a model for writing programs. Active X technology is used to make interactive Web pages that look and behave like computer programs, rather than static pages. With Active X, users can ask or answer questions, use push buttons, and interact in other ways with the web page

1473) Batch processing is a technique in which a number of similar items or transactions are processed in groups or batches during a machine run

1474) BIS: Bureau of Indian Standards. It is a national organization of India to define standards

1475) Browser is a link between the computer and the internet. It’s actually a program that provides a way to look in the hand interact with all information on the internet. A browser is a client program that uses the Hypertext Transfer Protocol (http) to make requests of Web servers throughout the Internet on behalf of the browser user.

1476) CIO (Chief information officer) : The senior executive in a company responsible for information management and for delivering IT services

1477) Client/server architecture: A type of network in which computer processing is distributed among many individual PCs and a more powerful, central computer clients can share files and retrieve data stored on the server

1478) Collaborative software: Groupware, such as Lotus Notes or Microsoft Exchange

1479) Computer-Aided design: Refers to any computer-enabled method of design also called computer-assisted design.

1480) Commuter: A group of electronic device used for performing multipurpose tasks

1481) Channel: It consists of controller card, interface cable and power supply

1482) CORBA: CORBA is the acronym for Common Object Request Broker Architecture

1483) CBT: Computer based training

1484) Certification: Skills and knowledge assessment process

1485) Computer Crime: The act of stealing, cheating or otherwise defrauding an organization with the use of a computer

1486) Cyber café: Café offering internet browsing facility

1487) Cryptography: Method used to protect privacy and security on the internet

1488) DBMS: An acronym for the database management system. A program that maintains and controls the access to collection of related information in electronic files

1489) Data: Facts coded and structured for subsequent processing, generally using a computer system

1490) Digital signature: Encrypted signature used for providing security for the messages/data transferred through the internet

1491) Digital computer: A device that manipulates discrete data and performs arithmetic and logic operations on these data

1492) Data transmission: The movement of data from one location of storage to another. If the locations are geographically far away, generally done via satellites.

1493) Disk Mirroring: The data is written on two or more hard disks simultaneously over the same channel

1494) Disk Duple Xing: The data is written on two or more hard disks simultaneously over the different channel

1495) Dumb Terminals: Hardware configuration consisting of a keyboard and monitor that is capable of sending and receiving information but has no memory or processing capabilities.

1496) Download: Process of transferring a file system from one system to another

1497) E-commerce: Business transactions conducted over extranets or the internet

1498) Enterprise, resource planning: An integrated system of operation application combining logistics, production, contract and order management, sales forecasting and financial and HR management

1499) Electronic data interchange (EDI) : Electronic transmission or documents through point to point connections using a set of standard forms, message and data elements, this can be via leased lines private networks or the internet

1500) Data processing: It is a method concerning with the systematic recording, arranging, filing, processing and dissemination of facts of business

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