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Write an AWK program which takes the following input file and processes it.
$cat data.txtJohn Do 111-1111 English 90 Maths 80Alice Do 222-2222 English 90 Maths 90 Chemistry 93
The input file has first 3 fields fixed as first name, last name, and student id. After the student id, it has a variable number of fields which has a pair of name of a subject and points scored in that subject. Your output should print the full name of the student, number of subjects taken, and his/her average score. The output corresponding the above input file is as follows:
$awk -f avgerage.awk data.txt
John Do: 2 subjects taken, average = 85
Alice Do: 3 subjects taken, average = 91
What are primary keys and foreign keys? Primary keys are the unique identifiers for every row. They must have unique values and cannot be null. Due to their significance in rel
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In order to concatenate strings only for output purposes which command can be used in conjunction with the 'Write' statement. NO-GAP command.
Define the full form of SSL SSL has become fundamental to the spread of Internet community, and commerce and trade over Internet. Over years, the spread of its use for an incr
Q. FORALL Statement in fortran? The FORALL statement permits for more common assignments to sections of an array. A FORALL statement has general form. FORALL ( triplet, ..
What is Race-around problem? How can you rectify this? The clock pulse which remains into the 1 state whereas both J and K are equal to 1 will reason the output to complement a
What is Immediate addressing The data itself, beside the address, is given as the operand or operands of the instruction.
How do you populate data into a multiple line field? To populate data into a multiple line field, an index is added to the field name to show which line is to be populated by t
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What are the important tools of a three-tier client server? In a three-tier or multi-tier environment, there the client implements the presentation logic or the client. The bus
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