Explanation:$concat behavior is well-defined regardless of the characters used. 10.________ subtracts two dates to return the difference in milliseconds
A. $rem
B. $mod
C. $div
D. $subtract
Answer:A
Explanation:$concat behavior is well-defined regardless of the characters used. 10.________ subtracts two dates to return the difference in milliseconds
A. $rem B. $mod C. $div D. $subtract
Explanation:The $subtract expression has the following syntax: { $subtract: [ , ] }. Sanfoundry Global Education & Learning Series – MongoDB.