Tag: programming languages

Questions Related to programming languages

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?
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  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

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

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

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

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

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Correct Option: A

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

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  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.

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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?

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  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

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Correct Option: A

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

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Correct Option: A

The following SAS program is submitted using the raw data file as input: data work.homework; input name $ age height; if age LE 10; cards; John McCloskey 35 71 June Rosesette 10 43 TinekeJones 9 37 ; run; How many observations will the WORK.HOMEWORK data set contain?
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  1. No data set is created as the program fails to execute due to errors

  2. 0

  3. 2

  4. 3

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Correct Option: A

The following SAS program is submitted: data allobs; set sasdata.origin (firstobs = 75 obs = 499); run; The SAS data set SASDATA.ORIGIN contains 1000 observations. How many observations does the ALLOBS data set contain?
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  1. 425

  2. 424

  3. 499

  4. 1000

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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?
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  1. date9.

  2. ddmonyy9.

  3. ddMMMyy9.

  4. ddmmmyyyy9.

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Correct Option: A

Which method will be used to change the datawindow query at runtime?
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  1. ModifyQuery()

  2. Modify()

  3. Change()

  4. ChangeQuery()

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Correct Option: B

Which is not a Datawindow Buffer?
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  1. Primary!

  2. Delete!

  3. Original!

  4. Sort!

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Correct Option: D