Tag: technology

Questions Related to technology

  1. Restricts the length of the String

  2. Replaces a sequence of characters in a string with another set of characters

  3. Modifies the datatype of a column

  4. Renames a column


Correct Option: B
  1. Replaces word by word

  2. Replaces a column with another column

  3. Replaces character by character

  4. Replaces a row with another row


Correct Option: A

How is IN different form EXISTS ?

  1. IN executes the inner query for each row affected by the outer query and EXISTS executes the inner query only once irrespective of the outer query

  2. IN executes the inner query only once irrespective of the outer query and EXISTS executes the inner query only once irrespective of the outer query

  3. IN executes the inner query only once irrespective of the outer query and EXISTS executes the outer query for each row affected by the outer query

  4. IN executes the inner query for each row affected by the outer query and EXISTS executes the outer query for each row affected by the outer query


Correct Option: C
  1. Interface in Java

  2. pointer in C or C++

  3. function pointer in C or C++

  4. Interface in .NET


Correct Option: C
  1. System.Int16

  2. System.Int32

  3. System.Int64

  4. System.Int8


Correct Option: B

The C# keyword int maps to which .NET type

  1. System.Int16

  2. System.Int32

  3. System.Int64

  4. System.Int8


Correct Option: B
  1. int[,] myArray;

  2. int[][] myArray;

  3. int[2] myArray;

  4. System.Array[2] myArray;


Correct Option: A
  1. seconds

  2. milliseconds

  3. nanoseconds

  4. minutes


Correct Option: B