Interview Questions

echo() and print() are language constructs in PHP, both are used to output strings. The speed of both statements is almost the same.

echo() can take multiple expressions whereas print cannot take multiple expressions.

Print return true or false based on success or failure whereas echo doesn't return true or false.

The business analyst must understand IT and also has to understand the stakeholder’s needs. 

A systems analyst has the ability to look at a program or utility and see the code. They can go in and pinpoint where changes need to be made. 

The fixed cost per unit decreases when volume increases is the correct statement regarding fixed costs.

As a manager, the tough decisions I make involve layoffs. Before making those hard decisions, I always think particularly about what is best for my employees and the business. While I do not relish making those kinds of decisions, I do not shy away from this part of my job. Two years ago, I had to let some employees go due to the monetary climate. This was a tough decision that was ultimately necessary for the good of the organization and everyone working for the company.

PL/SQL exceptions are raised using the RAISE command. This command is used when exceptions are defined by programmer and not implicit exceptions.

Example:

Declare and raising an exception:

DECLARE

short_of_attendance EXCEPTION;

min_attendance NUMBER(4);

BEGIN

...

IF min_attendance < 10 THEN

RAISE short_of_attendance;

END IF;

EXCEPTION

WHEN short_of_attendance THEN

-- handle the error

END;

READNEXT reads the next record from a browse operation for any of the three VSAM files.

When someone clicks your ad, the actual amount you’re charged will be " The minimum needed to hold your ad position, under the maximum cost-per-click limit ".