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irina1246 [14]
3 years ago
5

When using query by example (qbe) in the data manipulation component of a database management system (dbms), the _____ is used w

hen all the conditions in the qbe form must be met?
Computers and Technology
1 answer:
Whitepunk [10]3 years ago
6 0

I guess the correct answer is AND operator

Thе AND οpеratοr is a Bοοlеan οpеratοr usеd tο pеrfοrm a lοgical cοnjunctiοn οn twο еxprеssiοns. AND οpеratοr rеturns a valuе οf TRUЕ if bοth its οpеrands arе TRUЕ, and FALSЕ οthеrwisе.

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Use the STL class vector to write a C function that returns true if there are two elements of the vector for which their product
Tema [17]

Answer:

Code is provided in the attachment form

Explanation:

Vector Multiplication code:

Vector_multiplication.c file contains C code.

See attachment no 1 attached below

Classification of Algorithm: For creating elements in vector c of size n, number of scalar  multiplications is equal to n. The size of original two vectors scales directly with the number of  operations. Hence, it is classified as O(n).

7 0
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5 0
3 years ago
Which of the following statements about the continue statement is true?
kotykmax [81]

Answer:

Option (d)

Explanation:

  • The Continue statement is used inside the looping statements.
  • When a Continue statement is encountered inside the loop, it stops executing the current iteration ( it skips the next steps in the current iteration) and goes to the next iteration.
  • It then continues to execute the loop for the next iteration.
  • The continue statement can be used in all the looping structures ( for loop, while loop, do while loop ).
  • The syntax for continue statement is " continue; "
  • Options (a),(b),(c) are wrong options.
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8 0
3 years ago
Choose the correct statement:_______.
olga2289 [7]

Answer:

d. A String is a class data type so a String variable holds a reference to a location in memory

It depends on which programing language or scripting language...

Explanation:

If it's Java then D is the correct answer...

6 0
3 years ago
1. According to the Department of Commerce, _________ percent of single moms in the US qualified as poor.​
Allisa [31]

Answer:

. According to the Department of Commerce, 34.0% percent of single moms in the US qualified as poor.​

Explanation:

8 0
3 years ago
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