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.
"Giving an exam" is something a teacher does to her students."Taking an exam" is something students do to prove their knowledge.
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.
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 exam is scheduled on the 10th of June. The exam is scheduled June 10th.
"Giving an exam" is something a teacher does to her students."Taking an exam" is something students do to prove their knowledge.
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.
So you can learn that it is grammatically correct to say exams, not, as you put it, exam
In this year due to Anna Hazare's Anshan Exam is cancelled.....
The correct question would be "how did you fare in your exam?"
yes
To have grammatically correct and pronounce the word very well.