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

What is the output type of =REDUCE?

Question 2 of 10 2/10

Is =REDUCE volatile?

Question 3 of 10 3/10

What is the fix for #VALUE! in =REDUCE?

Question 4 of 10 4/10

How many optional arguments does =REDUCE have?

Question 5 of 10 5/10

How many arguments does =REDUCE have in total?

Question 6 of 10 6/10

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

Question 7 of 10 7/10

In =REDUCE, which is argument #1?

Question 8 of 10 8/10

Is argument “initial_value” required in =REDUCE?

Question 9 of 10 9/10

Since which Excel version is =REDUCE available?

Question 10 of 10 10/10

Which statement about =REDUCE is correct?

Click a question to see the answer.

1. What is the output type of =REDUCE?

A. Logical
B. Mixed ✓
C. Text
D. Reference

Explanation: Output is “Mixed”.

2. Is =REDUCE volatile?

A. No
B. —
C. No ✓
D. Yes

Explanation: REDUCE is not volatile.

3. What is the fix for #VALUE! in =REDUCE?

A. Requires add-in
B. Volatile and recalculates every time
C. Only works in old versions
D. Check the number of LAMBDA parameters ✓

Explanation: Providing an invalid LAMBDA function or an incorrect number of parameters returns a #VALUE! error called "Incorrect Parameters". — Fix: Check the number of LAMBDA parameters

4. How many optional arguments does =REDUCE have?

A. 3 ✓
B. 5
C. 4
D. 2

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

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

A. 2
B. 3 ✓
C. 4
D. 5

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

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

A. Logical
B. Text
C. Number
D. Any type ✓

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

7. In =REDUCE, which is argument #1?

A. array
B. initial_value ✓
C. value
D. lambda

Explanation: Argument #1 is “initial_value”.

8. Is argument “initial_value” required in =REDUCE?

A. —
B. No ✓
C. No
D. Yes

Explanation: “initial_value” is optional.

9. Since which Excel version is =REDUCE available?

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

Explanation: Version: “Excel 365”.

10. Which statement about =REDUCE is correct?

A. Use the initial_value argument to set the starting value for the accumulator parameter. In Example 2, where you multiply the accumulator, set the value to 1 to avoid multiplying by 0. ✓
B. Requires add-in
C. Volatile and recalculates every time
D. NOTE: If no value is supplied for the initial_value, the first value in the array will be used as the starting value.

Explanation: Correct: Use the initial_value argument to set the starting value for the accumulator parameter. In Example 2, where you multiply the accumulator, set the value to 1 to avoid multiplying by 0.