

MCQOPTIONS
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This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
1. |
________ subtracts two dates to return the difference in milliseconds. |
A. | $rem |
B. | $mod |
C. | $div |
D. | $subtract |
Answer» B. $mod | |
2. |
String expressions, with the exception of ________ only have a well-defined behavior for strings of ASCII characters. |
A. | $setcon |
B. | $concatenation |
C. | $concat |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
3. |
_______ returns the remainder of the first number divided by the second. |
A. | $rem |
B. | $mod |
C. | $div |
D. | None of the mentioned |
Answer» C. $div | |
4. |
$multiply __________ numbers to return the result. |
A. | multiplies |
B. | divides |
C. | comapres |
D. | all of the mentioned |
Answer» B. divides | |
5. |
$ne returns true if the values are not _______ |
A. | equivalent |
B. | null |
C. | 0 |
D. | none of the mentioned |
Answer» B. null | |
6. |
_________SUBTRACTS_TWO_DATES_TO_RETURN_THE_DIFFERENCE_IN_MILLISECONDS?$ |
A. | $rem |
B. | $mod |
C. | $div |
D. | $subtract |
Answer» B. $mod | |
7. |
STRING_EXPRESSIONS,_WITH_THE_EXCEPTION_OF__________ONLY_HAVE_A_WELL-DEFINED_BEHAVIOR_FOR_STRINGS_OF_ASCII_CHARACTERS.?$ |
A. | $setcon |
B. | $concatenation |
C. | $concat |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
8. |
_______ returns the remainder of the first number divided by the second? |
A. | $rem |
B. | $mod |
C. | $div |
D. | None of the mentioned |
Answer» C. $div | |
9. |
_______ adds numbers to return the sum, or adds numbers and a date to return a new date. |
A. | $addnum |
B. | $setadd |
C. | $adds |
D. | $add |
Answer» E. | |
10. |
multiply __________ numbers to return the result. |
A. | multiplies |
B. | divides |
C. | comapres |
D. | all of the mentioned |
Answer» B. divides | |
11. |
ne returns true if the values are not _______ |
A. | equivalent |
B. | null |
C. | 0 |
D. | none of the mentioned |
Answer» B. null | |
12. |
______ returns true if the first value is less than the second. |
A. | $lte |
B. | $lt |
C. | $setEquals |
D. | None of the mentioned |
Answer» C. $setEquals | |
13. |
Comparison expressions return a boolean except for ________ which returns a number. |
A. | $copy |
B. | $cmp |
C. | $num |
D. | None of the mentioned |
Answer» C. $num | |