Vystrašení různí přátelé stojící v tunelu poblíž podivné osoby v plynové masce, účast na výpravě - Stock fotografie a obrázky

Group of children with tablet asking for help from a technician in a data center

Medium shot of a manager and technician working in a data center with cable to repair rows of server racks and discuss their work

Medium shot of scientists facing malfunction while conducting a test in a laboratory

Group of diverse pupils running downstairs passing upset boy standing alone. Joyful students leaving campus going home ignoring sad depressed classmate posing on stairs. Loneliness in school concept

Medium shot of a two hackers finishing attack and escaping a corporate data center as it fills with smoke