Upload date
All time
Last hour
Today
This week
This month
This year
Type
All
Video
Channel
Playlist
Movie
Duration
Short (< 4 minutes)
Medium (4-20 minutes)
Long (> 20 minutes)
Sort by
Relevance
Rating
View count
Features
HD
Subtitles/CC
Creative Commons
3D
Live
4K
360°
VR180
HDR
231,216 results
Mainframe computers, also known as "big iron," power things from credit card processing to airline ticketing. How do they work, ...
1,518,070 views
8 years ago
7 1 DIFFERENT COMMANDS IN PS MAINFRAME / jcl / mocha soft.
1,843 views
4 years ago
