Labels:dialog box | monitor | sky | skyscraper | stairway | web site | window OCR: Types 0s/2 Performance Counter/Timer Control Blocks Event Counters Increme ent by for Each Occurrence of an Event (Such as 'Number of Disk Read Operations Timers Count Nano * Second Tics the System Clock When Combined with Other Counters Timers are Used to Measure How Long an Event Took Incremen