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programming languages Online Quiz - 57

Description: programming languages Online Quiz - 57
Number of Questions: 20
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Tags: programming languages
  1. enum A{A} 2. class E2{ 3. enum B{B} 4. void C(){ 5. enum D{D} 6. } 7. } which statements are true?(Choose all that apply.)
  1. Code compiles

  2. If line 1 is removed the code compiles

  3. If line 3 is removed the code compiles

  4. If line 5 is removed the code compiles

  5. If line 1,3 are removed the code compiles

  6. If line 1,3,5 are removed the code compiles

Answer: 4,6

public enum days{MON,TUE,WED,THU} String s=null; switch(days.TUE){ case MON:s+="MON"; break; case TUE:s+="TUE"; case WED:s+="WED"; break; default:break; } System.out.println(s);

  1. MON

  2. TUE,WED

  3. THU

  4. Compiletime Error

Answer: 4

Variables declared inside interface can be..?

  1. public

  2. default

  3. static

  4. final

Answer: 1,3,4

final and static access specifiers can be used for all kinds of variables

  1. True

  2. False

Answer: 2

JVM is vendor dependent

  1. Not vendor dependent

  2. Completely vendor dependent

  3. Partial vendor dependent

  4. None of these

Answer: 2

CPYSPLF copies the spooled file to the data base file.

  1. True

  2. False

Answer: 1

To extract the information from the specified string the command used is %SST.

  1. True

  2. False

Answer: 1

UDATE supports two-digit year i.e in the form MMDDYYYY and system date supports four digit year i.e in the form MMDDYY.

  1. True

  2. False

Answer: 2

What is the use of UNIQUE keyword?

  1. It will select only the field on which the keyword is specified.

  2. It will select only one record.

  3. It will avoid to enter duplicate key values.

  4. None of the above.

Answer: 3

Where can you specify an indicator in LOKUP operation?

  1. HI

  2. LO

  3. EQ

  4. MQ

Answer: 3

How many primary files allowed in a program?

  1. two

  2. one

  3. three

  4. four

Answer: 2

How can you identify End of file in CLP program?

  1. ENDPGM

  2. STRPGM

  3. With the help of MONMSG MSGID(CPF0864) we can identify end of file in clp program.

  4. STRDBG

Answer: 3

What is the CLP command to access a Query/400?

  1. WRKOUTQ

  2. WRKSPLF

  3. WRKQRY

  4. WRKMBRPDM

Answer: 3

How do you set the keywords SFLSIZ and SFLPAG if you want the subfile to dynamically expand?

  1. SFLSIZ > SFLPAG.

  2. SFLSIZ < SFLPAG.

  3. SFLSIZ = SFLPAG.

  4. SFLSIZ <> SFLPAG.

Answer: 1

Which of the following is the commonly used command for debugging?

  1. ENDDBG

  2. STRDBG

  3. WRKMBRPDM

  4. WRKSPLF

Answer: 2

Spring does not support which of the ORM framework?

  1. True

  2. False

Answer: 1

..... table will remove all the rows and data in a table but table structure is not removed whereas in ..... table the entire table is removed and moved to recycle bin.

  1. DROP, DELETE

  2. TRUNCATE, DROP

  3. DROP, TRUNCATE

  4. DELETE, DROP

Answer: 2

How do you achieve interface implementation in VB.NET?

  1. Implements

  2. Uses

  3. Imports

  4. Overrides

Answer: 1

Which of the following are the valid method of command object

  1. ExecuteNonQuery & ExecuteScalar

  2. ExecuteQuery & ExecuteScalar

  3. ExecuteParameter

  4. None of the above

Answer: 1

Which is not a collection type in VB.Net

  1. Hashtable

  2. ArrayList

  3. Heap

  4. Stack

Answer: 3
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