mainframe Online Quiz - 71

Description: mainframe Online Quiz - 71
Number of Questions: 20
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Tags: mainframe
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Maximum number of partitioned datasets that can be concatenated

  1. 16

  2. 255

  3. 289

  4. 75

Correct Option: A

maximum number of exec statements that can be coded in a single JCL

  1. 125

  2. 1024

  3. 225

  4. 255

Correct Option: D

How do you access a file that had a disposition of KEEP?

  1. Need to supply volume serial no. VOL=SER=xxxx

  2. No need of volume serial no

  3. Cannot access the file

  4. None

Correct Option: A

What will happen if we try to create GDG (+2) generaton instead of (+1) generation, when GDG(0) is ***.G0001V00?

  1. ***.G0003V00

  2. ***.G0002V00

  3. gives error

  4. none

Correct Option: A

We can code instream data in a PROC.

  1. True

  2. False

Correct Option: B

What does TIME=1440 mean ?

  1. no CPU time limit is to be applied to this step

  2. CPU time limit is 1440

  3. Cannot code like that in JCL

  4. None

Correct Option: A

Which one of the following is a function of the JOB statement?

  1. Contains documentation information only

  2. Identifies the program to be run

  3. Identifies data sets to be used during the job

  4. Identifies the job name and specifies accounting information

Correct Option: D

During the course of a job, a program uses the output from a previous job step as its source data, and then creates a new data set and copies it to another storage device. How many DD statements would you find in the JCL for this job step?

  1. 1

  2. 2

  3. 3

  4. 4

Correct Option: C
  1. DISP=(,PASS) is equivalent to DISP=(NEW,PASS,KEEP)

  2. DISP=(,,KEEP) is equivalent to DISP=(NEW,DELETE,KEEP)

  3. DISP=(,,CATLG) is equivalent to DISP=(OLD,CATLG,CATLG)

  4. DISP=(OLD,,) is equivalent to DISP=(OLD,KEEP,KEEP)

Correct Option: B,D

Which of the following errors are possible within a COBOL if statement?

  1. Infinite loop

  2. logical error

  3. runtime error

  4. All of the above

Correct Option: D

You store it as YYYYMMDD in 8 bytes. What is the COBOL definition of this field?

  1. Pic Y(4)M(2)D(2)

  2. Pic date(yyyymmdd)

  3. Pic date(8)

  4. Pic X(8)

Correct Option: D

Which of the following words is NOT a COBOL reserved word?


  2. INDEX


  4. FILE

Correct Option: C

Which of the following words can NOT be used to perform calculations in a COBOL program




  4. ADD

Correct Option: A

When is a scope terminator mandatory?

  1. in-line PERFORMS


  3. IF

  4. all

Correct Option: A,B

How many file open modes are there?

  1. 2

  2. 3

  3. 4

  4. 5

Correct Option: C

In an EVALUTE statement is the order of the WHEN clauses significant?

  1. True

  2. False

Correct Option: A

Which all modes of opening is required when WRITE is used?

  1. Input

  2. Output

  3. Input-Output

  4. Extend

Correct Option: B,C

A space is required after the comma in the table reference. i.e. A(I, J). If the space is not present,

  1. compilation error

  2. no error

  3. depends on compiler

  4. none

Correct Option: C

What else can we code instead of STOP RUN in a stand-alone COBOL program to have the same functionality


  2. GO BACK

  3. STOP

  4. EXIT

Correct Option: B
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