Questions

BackTracking is used for solving N-Queens problem

The one with messy hair, as they cut the neat barber's hair.

Tips :

Integrity-being honest and believability and conviction- is one of concrete leadership abilities. The value and morals in personal behavior are the necessaries with an excellent leader and these values and morals need to be brought into organizational training and activities. A successful leader is the one who uses his/her conviction most efficiently. Leaders do not loose confidences or expose potentially dangerous information if they are close with their employees and they are the honest symbols.

In the given options, "His stomach rumbled like an approaching train" is an example of Simile.

All the other options are examples of metaphors. 

Simile and Metaphor are both figure of speeches in English which are used for comparing things but the only difference is Simile uses LIKE or AS words in comparing and metaphor directly compares without using any words.

Nandala Bose

Gas and Oil fields are located in Naharkatiya, Assam. Oil from the fields is sent to Nunmati for refining and gas is made into electricity at Namrup.

Windows operating system uses the NTFS file system.