It really depends what your sentence is.
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Both techically, however "in the exam" is more commonly used. The "at the exam" is correct as you are using the 'exam' as a location reference.
To be more specific: 'in the exam' refers to the content of the exam, eg. a question asked in the exam. 'At the exam' and 'during the exam' refer to the time and place at which the exam was given.
In the exam - I couldn't answer many questions in the exam.
During the exam - During the exam I fell asleep.
Probably not on the exam.
The correct plural form is "exams" just like CFP Exams. But if you will use additional word like requirements, it's no longer correct to use the plural form of "exam". It would now be "exam requirements".On the other hand, "exam's" is in possessive form. If you say "CFP exam's requirements" it would now refer to the requirements of a CFP exam.
"Giving an exam" is something a teacher does to her students."Taking an exam" is something students do to prove their knowledge.
yes
Walk-ins is correct, as in "The exam centre allows people to do walk-ins."
Yes, the sentence 'How will you know if you passed it?' is grammatically correct. 'I'm pretty sure I passed my English exam.' 'How will you know if you passed it?' 'I'll find out when I go back to school on Monday.'
Mock exam is the correct phrase.
give an exam
Its problem is not grammatical, but idiomatic. We say take an exam, or sit for an exam, but we do not say attend an exam. A sentence may be grammatically correct and still wrong.
no you should say "Did you get an A on the English exam?"
The correct plural form is "exams" just like CFP Exams. But if you will use additional word like requirements, it's no longer correct to use the plural form of "exam". It would now be "exam requirements".On the other hand, "exam's" is in possessive form. If you say "CFP exam's requirements" it would now refer to the requirements of a CFP exam.
"Giving an exam" is something a teacher does to her students."Taking an exam" is something students do to prove their knowledge.
So you can learn that it is grammatically correct to say exams, not, as you put it, exam
Yes, the sentence is correct. It clearly conveys that the exam is planned to take place on the 10th of June.
In this year due to Anna Hazare's Anshan Exam is cancelled.....
To have grammatically correct and pronounce the word very well.
yes
The correct question would be "how did you fare in your exam?"