Topics: Photography, digital photography, Photographic Technology, History of Photography, Photographic Lens, Fine Art Photography, visual arts, Photography Programs, Photographic Higher Education, Photographic Workshops, magazine, Advertising, Catalog Photography, Commercial Photography, Food Photography, Illustration Photography, Still-Life Photography, Architectural Photography, Corporate Photography, Dance Photography, Theater Photography, Theatrical Photography, Freelance Photography, Identifi cation Photography, Industrial Photography, Landscape Photography, Digital Photography

Topics: Broadcast News Programme, Copy Editing, copy Producing, Broadcast Programmes, Script Writing, Broadcast Programme Management, Programme Production, Production Procedure, Television Lighting, Broadcast Digitisation, Digital Radio Production, Digital Television Production

Topics: Speech Recognition, Speaker Recognition, Electronic Video Conferencing, Web Conferencing, Web Casting, Electronic Payment Systems, Digital Signature, Electronic Signature, Personal Digital Assistant, Sub Notebooks, Voice over Internet Protocol

Topics: Acoustic Phonetics, Auditory Phonetics, sound sensations, sound propagation, acoustic filters, voicing, speech acoustic theory, voicing quanta, vocal tract filtering, Pendulums, Standing Waves, Vowel Formants, Digital Signal Processing, continuous signals, discrete signals, Analog-to-Digital Conversion, signal analysis methods, Peripheral Auditory System anatomy, loudness auditory sensation, auditory system frequency response, Auditory Representations, speech perception, Auditory Ability Shapes Speech Perception, Phonetic Knowledge Shapes Speech Perception, Linguistic Knowledge Shapes Speech Perception, speech Perceptual Similarity, speech analysis, vowels, vowel production tube models, vowels Perturbation Theory, vowel formants, acoustic vowel space, Cross-linguistic Vowel Perception, fricatives, turbulence, Fricative Auditory Spectra, fricative perception, vocal tract filter functions, affricates, stops, affricate, bandwidth, nasal stops, laterals, Nasalization, Nasal Consonant Perception

Topics: Cybersecurity, computers, network, computer networks, internet, internet protocols, internet infrastructure, cyberattacks, denial of service, distributed denial of service, man-in-the-middle attacks, cryptojacking, SQL injection, spamming, cyberterrorism, digital property misappropriation, zero-day exploitation, phishing, digital vandalism, cyberstalking, cyber frauds, cyber forgery, Equifax data theft, VPNfilter cyberattack, Wannacry ransom attack, peta cyberattack, US Election manipulation, power grid hacking, shadow network attack, GitHub DDos attack, under armor account hacking, computer malware, virus, trojan horse, rootkit, spyware, worms, adware, scareware, browser hijacker, computer firewall, antivirus software, anti-spyware software, anti-spam software, security updates, social engineering attack, password management, intrusion detection systems, multi-factor authentication, secure sockets layer, virtual private network, wireless network security, LAN vulnerabilities, secure online shopping, internet browsing, secure electronic transactions, web fraud detection systems, mobile security, mobile application management, cybersecurity standards, information security forum standards, payment card industry data security standard

Topics: Semiconductors, Diode Theory, Diode Circuits, Special-Purpose Diodes, BJT Fundamentals, BJT Biasing, BJT Amplifiers, Multistage Amplifiers, CC Amplifiers, CB Amplifiers, Power Amplifiers, JFETs, MOSFETs, Thyristors, Frequency Effects, Differential Amplifiers, Operational Amplifiers, Negative Feedback, Linear Op-Amp Circuit Applications, Active Filters, nonlinear op-amp circuit applications, oscilators, regulated power supplies

Topics: Data Communications, Networking, data, signals, digital transmission, analog transmission, bandwidth utilization, transmission media, switching, data link layer, error detection, error correction, data link control, multiple access, wireless LAN, ethernet, SONET, SDH, virtual-circuit networks, frame relay, network layer, logical addressing, internet protocol, address mapping, error reporting, multicasting, transport layer, domain name system, remote logging, electronic mail, file transfer, HTTP, network management, SNMP, multimedia, cryptography, network security

Topics: Data representation, computer, Number systems, data storage, file compression, Data transmission, error detection, symmetric encryption, asymmetric encryption, Hardware, computer architecture, input devices, output devices, network hardware, software, programming language, translators, internet, digital currency, cyber security, automated systems, robotics, artificial intelligence, Algorithm design, problem solving, program development life cycle, computer systems, computer decomposition, test data, identifying errors in algorithm, writing algorithms, amending algorithms, programming, arrays, file handling, Database, Boolean logic, standard logic gate symbols, logic circuits, logic expression, truth tables, problem statements

Topics: Transformers, ideal transformer, magnetic leakage, magnetic circuit, windings, insulation, voltage regulation, tapchanger, electromagnetic force, transformer tank, transformer auxiliaries, transformer oil preservation systems, transformer protection, reactors, traction transformers, rectifier transformers, convertor transformers, controlled shunt reactor, circuit proof transformer, high voltage condenser bushing

Topics: Electrical Machines, electromagnetism, Faraday's law, Lenz's law, magnetic circuits, magnetomotive force, magnetic field intensity, magnetic flux, single-phase circuits, power triangle, complex power, transformers, transformer oil, Buchholz relay, transformer tank, magnetic leakage, equivalent reactance, sumpner's test, pulse transformer, welding transformer, Three-phase transformers, rotating machines, electromagnetic torque, reluctance torque, DC generators, DC motors, voltage equation, Back EMF, Electric braking, synchronous generators, voltage regulation, Two reaction theory, synchronous motors, polyphase induction motor, single phase motor