Friday, 15 June 2018

IT

Analogue: The use of a system in which the data is of a continuously variable physical quantity such as voltage
or angular position. It is a signal that is continuously variable over its full range of values e.g. the signal of the
sound wave or the electric output of a telephone microphone is an analogue voltage signal.
Analogue Computer: A device that operate on date in the form of continuously variable physical quantities.
ANSI: American National Standards Institute.
Address Bus - An electronic pathway that carries data between the computers CPU and its memory.
Authentication - Means of ensuring that a message or instruction in an EFT context is from an authorised
source. Usually carried out with PIN.
Access Control Systems - Equipment or software designed to restrict access to equipment, data, software, or
system functions to authorized persons.
Batch Processing: A technique in which a number of similar items or transactions are processed in groups or
batches during a machine run.
Binary: A number system using base 2 and the numbers 0 and 1.
Bit — Binary digit - An individual piece of data either a 0 or 1.
Byte: A group of 8 bits to represent a character; the amount of memory required to store a single character, a
unit of data capable of storing 256 unique values.
Bar Code reader - An input device used to read bar codes, translate them into numbers, and input the
numbers often used In retail stores and assembly line productions.
Baud rate - A measure of modulation rate used In serial communications, the number of discrete signaling
events per second e.g. 2400 bits per second.
CBT: Computer Based Training - An interactive educational tool in which the computer usually explains the
subject with the help of text, pictures, animations and audio-visual features.
Centra! Processing Unit CPU - The processing component generally referred to as a chip located on the
motherboard that interprets and executes program instructions and communicates with input, output and
storage devices.
Control unit - One of the two basic parts (together with the ALU) of the CPU; contains instructions for carrying
out different activities of the computer.
CASE - An acronym for Computer Aided software Engineering, a collection of software tools that automate or
support the process or designing and programming software systems.
C++ _ An object oriented programming language-developed by AT & T Bell labs in 1980s.
Channel - It consists of controller card, interface cable and power supply.
Computer Network - A network of interconnected computer systems that allows data to be transformed
between them.
Compartmentaiisation - Rigid and well defined boundaries between different organs/offices of banks
providing hindrance to information flow amongst themselves.
Data: Facts, numbers, letters or symbols that become usable information when processed. Facts coded and
structured for subsequent processing, generally using a computer system.
Database - A non-redundant collection of inter-related data items processable by one or more applications.
Non-redundant means that individual data elements appear only once or less frequently than in normal files.
Data Communication - Data transfer between a source and a data destination via one or more data links.
Data processing: It is a method concerning with the systematic recording, arranging, filing, processing and
dissemination of facts of business, generally done by computers in today's organizations.
Data Transmission - The movement of data from one location of storage to another. If the locations are
geographically far away, generally done via satellites.
Digital — An electronic signal that is defined in terms of a signal set of discrete and discontinuous value, and
whose various states are at discrete internal part.
Digital Signal - A signal that a computer sends; made up of Os and Is and transmitted by telephone line.
Digital Computer: A device that manipulates discrete data and performs arithmetic and logic operations on
these data.
Demodulation - The process of converting an electric computer signal that has traversed a telephone line
back into sound or other data.
Desk Top Model - A PC designed to sit on a desk.
Digital Audio Tape Drive (DAT) - A tape drive that typically has two write heads and that has a very high
storage capacity.
DBMS - An acronym for the database management system. A program that maintains and controls the access
to collection of related information in electronic files.
Disk mirroring - The data is written on two or more hard disks simultaneous over the same channel.
Disk duplexing - The data Is written on two or more hard disks simultaneously over the different channel.
Dumb terminals - Hardware configuration consisting of a key board and monitor that is capable of sending
and receiving Information, but has no memory or processing capabilities.
ENIAC: Electronic Numeric Integrator and Calculator, the first electronic computing device designed by the US
army with Moore School of Electrical Engineering.
Electronic Fund Transfer (EFT) - The electronic systems that transfer money and record data relating to
these transfers. Funds transfers effected through the banking systems by electronic techniques with input and
output methods largely or completely being in electronic form.

Analogue: The use of a system in which the data is of a continuously variable physical quantity such as voltage
or angular position. It is a signal that is continuously variable over its full range of values e.g. the signal of the
sound wave or the electric output of a telephone microphone is an analogue voltage signal.
Analogue Computer: A device that operate on date in the form of continuously variable physical quantities.
ANSI: American National Standards Institute.
Address Bus - An electronic pathway that carries data between the computers CPU and its memory.
Authentication - Means of ensuring that a message or instruction in an EFT context is from an authorised
source. Usually carried out with PIN.
Access Control Systems - Equipment or software designed to restrict access to equipment, data, software, or
system functions to authorized persons.
Batch Processing: A technique in which a number of similar items or transactions are processed in groups or
batches during a machine run.
Binary: A number system using base 2 and the numbers 0 and 1.
Bit — Binary digit - An individual piece of data either a 0 or 1.
Byte: A group of 8 bits to represent a character; the amount of memory required to store a single character, a
unit of data capable of storing 256 unique values.
Bar Code reader - An input device used to read bar codes, translate them into numbers, and input the
numbers often used In retail stores and assembly line productions.
Baud rate - A measure of modulation rate used In serial communications, the number of discrete signaling
events per second e.g. 2400 bits per second.
CBT: Computer Based Training - An interactive educational tool in which the computer usually explains the
subject with the help of text, pictures, animations and audio-visual features.
Centra! Processing Unit CPU - The processing component generally referred to as a chip located on the
motherboard that interprets and executes program instructions and communicates with input, output and
storage devices.
Control unit - One of the two basic parts (together with the ALU) of the CPU; contains instructions for carrying
out different activities of the computer.
CASE - An acronym for Computer Aided software Engineering, a collection of software tools that automate or
support the process or designing and programming software systems.
C++ _ An object oriented programming language-developed by AT & T Bell labs in 1980s.
Channel - It consists of controller card, interface cable and power supply.
Computer Network - A network of interconnected computer systems that allows data to be transformed
between them.
Compartmentaiisation - Rigid and well defined boundaries between different organs/offices of banks
providing hindrance to information flow amongst themselves.
Data: Facts, numbers, letters or symbols that become usable information when processed. Facts coded and
structured for subsequent processing, generally using a computer system.
Database - A non-redundant collection of inter-related data items processable by one or more applications.
Non-redundant means that individual data elements appear only once or less frequently than in normal files.
Data Communication - Data transfer between a source and a data destination via one or more data links.
Data processing: It is a method concerning with the systematic recording, arranging, filing, processing and
dissemination of facts of business, generally done by computers in today's organizations.
Data Transmission - The movement of data from one location of storage to another. If the locations are
geographically far away, generally done via satellites.
Digital — An electronic signal that is defined in terms of a signal set of discrete and discontinuous value, and
whose various states are at discrete internal part.
Digital Signal - A signal that a computer sends; made up of Os and Is and transmitted by telephone line.
Digital Computer: A device that manipulates discrete data and performs arithmetic and logic operations on
these data.
Demodulation - The process of converting an electric computer signal that has traversed a telephone line
back into sound or other data.
Desk Top Model - A PC designed to sit on a desk.
Digital Audio Tape Drive (DAT) - A tape drive that typically has two write heads and that has a very high
storage capacity.
DBMS - An acronym for the database management system. A program that maintains and controls the access
to collection of related information in electronic files.
Disk mirroring - The data is written on two or more hard disks simultaneous over the same channel.
Disk duplexing - The data Is written on two or more hard disks simultaneously over the different channel.
Dumb terminals - Hardware configuration consisting of a key board and monitor that is capable of sending
and receiving Information, but has no memory or processing capabilities.
ENIAC: Electronic Numeric Integrator and Calculator, the first electronic computing device designed by the US
army with Moore School of Electrical Engineering.
Electronic Fund Transfer (EFT) - The electronic systems that transfer money and record data relating to
these transfers. Funds transfers effected through the banking systems by electronic techniques with input and
output methods largely or completely being in electronic form.

Online: A term describing persons, equipment or devices that are in direct communication with the central
processing unit of a computer. Facility providing immediate access to computer files for data entry or enquiry
purposes.
Optical Storage - The main alternative to magnetic storage, uses a laser beam to read, write or transfer data
to the appropriate medium.
Output - Information generated through the processing of input data.
OfMlne ATMs - The ATMs which are not connected to the bank's host computer.
Organizational Decay - Downtrend in the growth.
Program: A set of instructions which a computer can understand and which has been ordered in a logical
sequence of steps to complete a particular task.
Programming Language: A precise notation with precisely defined grammar (syntax) and semantic rules to
express algorithm.
Packet Switched Network - A network designed to carry data in the form of packets. The packet and its
format is internal to the network.
Packet assembler/dissembler (PAD) - A protocol conversion device that permits end user devices, e.g.
terminals to access a packet switched network. It is a unit to which one can connect many places. This PAD is
connected to the Switching Device.
Payment Order - An unconditional instruction issued by an originator in writing or transmitted electronically to
a sending bank to effect a funds transfer of a certain sum of money to the designated account of a designated
beneficiary.
Password ~ A confidential code which a user must enter into the computer before the access control system
allows any operations to be performed.
Random Access — A method used to access a record of a file directly by it's address rather than sequentially.
Random Access Memory - A computers volatile or temporary memory built into its CPU, stores information
while the information is being worked upon but holds the information only until the computer is turned off or
reset.
Reduced Instruction Set Computing (RISC) Processor - A microprocessor used by some personal and mid
size computers including workstations contains only a handful of instructions and therefore works more quickly
than the CISC processor.
Redundant Array of Inexpensive Disks (RAID) - A set of hard disks all of which work together, with a file
spread across them also called a disk array.
Real time - Facility providing immediate updating of main files or data items with the data entered into the
system in on-line mode.
Semi-Conductor: It is used to form small compact circuitry which can also be used to form memory.
Simulation: The representation of various situations in a computer by means of a model so that different
condition can be tested.
Software: A set of instructions written to bring the hardware of a computer system into operation and to best
advantage.
Systems Analyst - A computer specialist responsible for analyzing current procedures for designing the most
efficient and economical system that will improve the given task within a company.
Serial Mouse - A general purpose port through which a mouse or modem can be connected to the computer,
the data transmission occurs one bit after another in series.
Server - It is a computer which coordinates all computer activities into a network.
Static Data - The data that usually does not get changed with passage of time, e.g. customer name, date of
borrowing etc.
Transistor: A small, light very fast switching device in the second generation computers.
Timesharing: A processing system in which CPU's time is shared by several users simultaneously such that
user has the illusion that no one else is using the same processor.
Terminal - an I/O device connected to a multi-user computer consisting of a monitor and a keyboard.
Technological Prowess - The extent of technology implemented successfully.
Turnover — Switch-over of jobs by the employees, particularly professionals.
Virtual Memory - A CPUs simulation of memory by accessing a disk drive and using it as internal memory.
Volatile Memory — Memory that retains data only until the computer is turned off.

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