Free NCA Evidence Examination Practice Questions

Sample Practice Questions

Try these 10 sample questions from the NCA Evidence Examination practice bank. Each includes the answer and explanation. Continue with the interactive practice above to review the full question set.

1. 1Why is meaningful cross-examination of prosecution witnesses protected in a Canadian criminal trial?

   1. A.It transfers the prosecution's burden of proof to the witness.
   2. B.It enables the accused to make full answer and defence.Correct answer: B
   3. C.It makes counsel's factual suggestions independent evidence.
   4. D.It gives the defence control over the judge's legal rulings.

   Explanation: Lyttle states that cross-examination is "an essential component of the right to make full answer and defence." It allows the defence to test the prosecution case; it neither shifts the burden nor makes counsel’s suggestions proof.

   Reference: R. v. Lyttle, 2004 SCC 5 — para. 2

2. 2An accused elects not to testify at a criminal trial. Who retains the ordinary burden of proving the elements of the offence?

   1. A.The accused, because the election leaves the prosecution evidence unanswered.
   2. B.The trial judge, because the accused has chosen to remain silent.
   3. C.The prosecution, throughout the trial despite the accused's election.Correct answer: C
   4. D.The jury, once the prosecution has presented some evidence of guilt.

   Explanation: The authority states: "the burden of proof rests on the prosecution throughout the trial and never shifts to the accused" Silence does not transfer the ordinary legal burden. A verdict still requires the Crown to prove the offence.

   Reference: R. v. Lifchus, [1997] 3 SCR 320 — para. 36

3. 3At a trial for an indictable offence, defence counsel formally admits an alleged fact under section 655 of the Criminal Code. What is the purpose of this admission?

   1. A.To dispense with the need to prove that fact.Correct answer: A
   2. B.To admit guilt of every offence charged in the indictment.
   3. C.To create a rebuttable presumption that every prosecution witness is accurate.
   4. D.To require the prosecution to prove the admitted fact by two independent sources.

   Explanation: The authority states: "may admit any fact alleged against him for the purpose of dispensing with proof thereof." A formal admission narrows matters requiring proof without necessarily amounting to a guilty plea.

   Reference: Criminal Code, RSC 1985, c C-46 — s. 655

4. 4A witness appears calm and sincere while testifying, but parts of the account conflict with reliable evidence. How should demeanour be used?

   1. A.Treat apparent sincerity as conclusive and disregard the conflicting evidence.
   2. B.Treat demeanour as one factor rather than the sole basis of credibility.Correct answer: B
   3. C.Disregard the testimony because any inconsistency establishes deliberate lying.
   4. D.Presume the witness truthful unless the opponent proves intentional deception.

   Explanation: The authority states: "demeanour should not be the sole basis for judging credibility" The assessment must consider the testimony and other evidence. A convincing manner does not establish accuracy or override contradictions.

   Reference: Nova Scotia Barristers' Society, Bar Admission Evidence materials, August 2023 — p. 30, Credibility assessment

5. 5In an adversarial criminal trial, why may defence counsel pursue an otherwise permissible factual hypothesis in cross-examination without first producing admissible proof of it?

   1. A.Counsel's professional status makes the proposed facts presumptively true.
   2. B.The witness must disprove every factual suggestion that counsel advances.
   3. C.Cross-examination itself may provide the only means of proving the hypothesis.Correct answer: C
   4. D.The judge must accept every suggestion as evidence until it is contradicted.

   Explanation: Lyttle explains: "It is not uncommon for counsel to believe what is in fact true, without being able to prove it otherwise than by cross-examination". The hypothesis still requires a good faith basis; questions do not themselves prove their contents.

   Reference: R. v. Lyttle, 2004 SCC 5 — para. 47

6. 6In an ordinary civil action with no special burden-shifting rule, which party generally bears the onus of establishing a factual proposition it asserts?

   1. A.The party asserting the proposition, usually the plaintiff.Correct answer: A
   2. B.The opposing party, because it disputes the proposition.
   3. C.The party with fewer witnesses supporting its position.
   4. D.The opposing party, once the proposition appears in a pleading.

   Explanation: The authority states: "that the onus is on the party who asserts a proposition, usually the plaintiff;" A mere denial or pleading does not reverse the ordinary allocation.

   Reference: Snell v. Farrell, [1990] 2 SCR 311 — pp. 321–322, allocation of burden

7. 7A party wishes to withdraw a formal admission after it has been made in the proceeding. What distinguishes it from an ordinary evidentiary statement the party merely seeks to explain?

   1. A.It can be withdrawn unilaterally simply by denying it during closing submissions.
   2. B.It automatically lapses if an opposing witness later contradicts it.
   3. C.It becomes inadmissible as soon as counsel who made it leaves the case.
   4. D.Withdrawal requires leave of the court rather than a unilateral retraction.Correct answer: D

   Explanation: The authority states: "A formal admission may only be withdrawn with leave of the court and the test is high" The binding procedural function of a formal admission distinguishes it from evidence whose weight the fact finder simply assesses.

   Reference: Nova Scotia Barristers' Society, Bar Admission Evidence materials, August 2023 — p. 6, Formal admissions

8. 8A party sits silently without visible distress while other witnesses testify. What caution applies to using that courtroom behaviour to assess credibility?

   1. A.Use the silence as a substantial indicator of insincerity unless the party explains it.
   2. B.Give the silence the same weight as the witness's manner while answering under oath.
   3. C.Treat the silence as supporting the party's account because rehearsed witnesses look distressed.
   4. D.Avoid significant reliance on the party's behaviour outside the witness box.Correct answer: D

   Explanation: The authority states: "Out-of-box demeanour, i.e. the demeanour of a party in the courtroom when not testifying, should not be significantly relied upon in assessing credibility" Behaviour while observing proceedings is a weak basis for assessing the truthfulness of testimony.

   Reference: Nova Scotia Barristers' Society, Bar Admission Evidence materials, August 2023 — p. 30, Credibility assessment

9. 9Which objective explains the general requirement that evidence be logically probative of an issue requiring proof?

   1. A.Ensuring that every party presents an equal number of witnesses.
   2. B.Replacing disputed facts with the judge's preferred social policy.
   3. C.Preventing the admission of evidence that harms either party's position.
   4. D.Enabling the court to find the truth and properly decide the issues.Correct answer: D

   Explanation: Seaboyer states that evidence rules should permit courts to "get at the truth and properly determine the issues." Logical probative value serves this purpose; adverse evidence is not excluded merely because it harms a party.

   Reference: R. v. Seaboyer; R. v. Gayme, [1991] 2 SCR 577 — pp. 609–610, principles governing defence evidence

10. 10At a voir dire on a confession made to a person in authority, which standard governs the Crown's proof of voluntariness?

    1. A.A credible basis for believing that the statement was voluntary.
    2. B.Proof that voluntariness is more likely than not.
    3. C.Proof that the confession accurately describes the offence.
    4. D.Proof beyond a reasonable doubt that the statement was voluntary.Correct answer: D

    Explanation: The authority states: "the burden is on the prosecution to show beyond a reasonable doubt that the confession was voluntary." This admissibility finding uses the criminal standard, rather than the balance of probabilities or a test of factual accuracy.

    Reference: R. v. Oickle, 2000 SCC 38 — para. 30