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programming languages Online Quiz - 285

Description: programming languages Online Quiz - 285
Number of Questions: 20
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Tags: programming languages
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What statements must be used in order to raise a user-defined exception in PL/SQL?

  1. RAISE

  2. PRAGMA EXCEPTION_INIT

  3. OTHERS

  4. EXCEPTION


Correct Option: A,D

What will be the output of the following: void main() { char * const ptr="abc"; ptr="xyz"; printf("%s",ptr); }

  1. abc

  2. xyz

  3. Compile time error

  4. None of these


Correct Option: C

What will be the output of the following: void main() { char const *ptr="abc"; ptr="xyz"; printf("%s",ptr); }

  1. None of these

  2. Compile time error

  3. abc

  4. xyz


Correct Option: D
  1. loads a new record into the input buffer if an end-of-record is found in the current record

  2. holds the current data line in the buffer for another input statement to process

  3. can be used to read multiple observations from a single data line

  4. is a syntax error


Correct Option: B,C

In the following SAS program, the input data files are sorted by the NAMES variable: libname temp 'SAS-data-library'; data temp.sales; merge temp.sales work.receipt; by names; run; Which one of the following results occurs when this program is submitted?

  1. The program executes successfully and a temporary SAS data set is created

  2. The program executes successfully and a permanent SAS data set is created

  3. The program fails execution because the same SAS data set is referenced for both read and write operations

  4. The program fails execution because the SAS data sets on the MERGE statement are in two different libraries


Correct Option: B

The following SAS program is submitted: data work.new; length word $7; amount = 7; if amount = 5 then word = 'CAT'; else if amount = 7 then word = 'DOG'; else word = 'NONE!!!'; amount = 5; run; Which one of the following represents the values of the AMOUNT and WORD variables?

  1. amount word ------ 5 DOG

  2. amount word ------ 5 CAT

  3. amount word ------ 7 DOG

  4. amount word ------ 7 ' ' (missing character value)


Correct Option: A

Which one of the following statements is true regarding the name of a SAS array?

  1. It exists only for the duration of the DATA step.

  2. It is saved with the data set.

  3. It can be used in procedures.

  4. It can be the same as the name of a variable in the data set.


Correct Option: A

The following SAS program is submitted: data work.test; array agent{4} $ 12 sales1 – sales4; run; Which one of the following represents the variables that are contained in the output data set?

  1. SALES1, SALES2, SALES3, SALES4

  2. AGENTS1, AGENTS2, AGENTS3, AGENTS4

  3. None, the DATA step fails because the ARRAY statement can reference only numeric data

  4. None


Correct Option: A

On which portion(s) of a SAS data set does the PRINT procedure report?

  1. the data portion only

  2. the descriptor portion only

  3. the descriptor portion and the data portion

  4. neither the data portion nor the descriptor portion


Correct Option: A

A raw data record is shown below: 07Jan2002 Which one of the following informats would read this value and store it as a SAS date value?

  1. date9.

  2. ddmonyy9.

  3. ddMMMyy9.

  4. ddmmmyyyy9.


Correct Option: A

Which is not a Datawindow Buffer?

  1. Primary!

  2. Delete!

  3. Original!

  4. Sort!


Correct Option: D
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