Ключевые слова: black background, black color, blackboard, blank, business, chalk drawing, chalkboard, communication, computer, computer icon, computer monitor, computer network, computer software, concepts, concepts topics, connection, copy space, cut out, design element, desktop pc, digitally generated image, equipment, global communications, hands, human body part, human finger, information medium, insignia, internet, laptop, office, send, sign, silhouette, simplicity, single object, surfing the net, symbol, technology, touching, white color, wifi, wireless technology, www,