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
