Logical =REDUCE([initial_value], array, lambda(accumulator, value, body))

Quiz =REDUCE — 10 Questions

10 quiz questions about =REDUCE — test syntax, arguments, examples & errors!

Questions: 10 questions 15 questions Random 10 or 15 questions from the pool + shuffled options each time

← REDUCE ▦ Practice in Playground

Progress — 10 questions 1 of 10

Question 1 of 10 1/10

How many arguments does =REDUCE have in total?

Question 2 of 10 2/10

Which formula is a valid example of =REDUCE?

Question 3 of 10 3/10

Which function is NOT related to =REDUCE?

Question 4 of 10 4/10

What is the type of argument “lambda” in =REDUCE?

Question 5 of 10 5/10

Which is the correct syntax of =REDUCE?

Question 6 of 10 6/10

What is the type of argument “initial_value” in =REDUCE?

Question 7 of 10 7/10

Does =REDUCE return a dynamic array?

Question 8 of 10 8/10

Since which Excel version is =REDUCE available?

Question 9 of 10 9/10

How many required arguments does =REDUCE have?

Question 10 of 10 10/10

Is argument “array” required in =REDUCE?

Click a question to see the answer.

1. How many arguments does =REDUCE have in total?

A. 5
B. 2
C. 4
D. 3 ✓

Explanation: =REDUCE has 0 required, 3 optional (3 total).

2. Which formula is a valid example of =REDUCE?

A. =LAMBDA(, A1:C2, LAMBDA(a,b,a+b^2))
B. =REDUCE(, A1:C2, LAMBDA(a,b,a+b^2), 0)
C. REDUCE(, A1:C2, LAMBDA(a,b,a+b^2))
D. =REDUCE(, A1:C2, LAMBDA(a,b,a+b^2)) ✓

Explanation: Correct example: =REDUCE(, A1:C2, LAMBDA(a,b,a+b^2))

3. Which function is NOT related to =REDUCE?

A. MAXIFS ✓
B. VSTACK
C. SUBSTITUTE
D. LAMBDA

Explanation: “MAXIFS” is not related to REDUCE.

4. What is the type of argument “lambda” in =REDUCE?

A. Text
B. Mixed
C. Any type ✓
D. Array

Explanation: Type of “lambda” is “Any type”.

5. Which is the correct syntax of =REDUCE?

A. =REDUCE([initial_value], array, lambda(accumulator, value, body)) ✓
B. REDUCE([initial_value], array, lambda(accumulator, value, body))
C. =LAMBDA([initial_value], array, lambda(accumulator, value, body))
D. =REDUCE([initial_value], array, lambda(accumulator, value, body, 0)

Explanation: Correct syntax: =REDUCE([initial_value], array, lambda(accumulator, value, body))

6. What is the type of argument “initial_value” in =REDUCE?

A. Mixed
B. Any type ✓
C. Number
D. Reference

Explanation: Type of “initial_value” is “Any type”.

7. Does =REDUCE return a dynamic array?

A. No ✓
B. No
C. —
D. Yes

Explanation: REDUCE does not spill.

8. Since which Excel version is =REDUCE available?

A. Excel 2007 (Compatibility)
B. Excel 2019
C. All versions
D. Excel 365 ✓

Explanation: Version: “Excel 365”.

9. How many required arguments does =REDUCE have?

A. 0 ✓
B. 2
C. 3
D. 1

Explanation: =REDUCE has 0 required, 3 optional (3 total).

10. Is argument “array” required in =REDUCE?

A. —
B. No
C. No ✓
D. Yes

Explanation: “array” is optional.