Question
Which scheduling policy may result in high waiting times
for long-running jobs?Solution
Round Robin (RR)
- Two trains ‘T8’ and ‘U8’ of lengths 600 metres and 300 metres respectively are travelling towards each other. Ratio of speed of ‘T8’ to ‘U8�...
A train of 250 metres is moving at a speed of 90 km/h. It completely crosses a platform in 45 seconds. What is the platform’s length?
A train covers a certain distance at a speed of 40 km/h and the next same distance with a speed of 70 km/h and the next same distance with a speed of 12...
A train started from station P and preceded towards station Q at a speed of 60 km/h. 35 minutes later, another train started from station Q and preceded...
A train 450 metre long takes 30 sec to cross a man running at a speed of 6 km/hr in the direction same to that of train. What is the speed of the train?
Length of a train, whose speed is 60 km/h, is 300 metres. Find the time taken (in seconds) by train to cross a bridge of length 600 metres.
1800 metres long train crosses a man who is moving in the same direction with a certain speed, in 18 seconds. If the same train can cross a tree in 9 se...
A train 600 metres long is running at a speed of 54 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is:
Two trains, A and B, cross each other in 20 seconds and 30 seconds respectively, when running in opposite and the same direction respectively. If the sp...
Train 'C' of length 300 meters passes a pole in 10 seconds. Train 'D', traveling at triple the speed of train 'C', crosses a bridge in 12 seconds from t...
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