The company said it had seen a "continuous period of improvement" in its performance since December and added it was continuing to train and recruit drivers.

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The best-known measure is, of course, the Scholastic Aptitude Test, taken by college-bound seniors only but widely used as a proxy for school performance despite its proprietor's continuous protestations that it was not designed for that purpose.

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Assure efficient and proper database operations through continuous monitoring of the system, detect and diagnose database performance issues, initiate approriate actions to correct performance problems.

UNESCO: Job title

"McDonald's performance for the year reflects our ongoing commitment to continuous improvement, " said chief executive Jim Skinner.

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To bring out their greatest performance they work with coaches who provide exercises for skill building and continuous support.

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Although there is currently a twice-a-year official performance review process at Twitter, the emphasis is increasingly on giving continuous feedback up, down, and across.

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For those who view it as an opportunity to engage in continuous dialogue about reaching corporate goals through responsible practices, it will lead to stronger links between pay and performance.

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Assessment deadlines can really help people keep up with continuous learning but if they are unforgiving, as they often are when assessment is also an incentive device for performance, then they can detract from opportunities to learn and master.

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The integrated passive subwoofer features a ported enclosure for enhance bass performance. boomBOTTLE's built-in rechargeable lithium-ion battery provides up to 10 hours of continuous playback on a single charge.

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