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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
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Which is not a collection type in VB.Net

technology programming languages

  1. Hashtable

  2. ArrayList

  3. Heap

  4. Stack

Show answer
Correct Option: C

AI Explanation

To answer this question, you need to understand the collection types in VB.Net.

Option A) Hashtable - This option is a collection type in VB.Net. A Hashtable is a collection of key-value pairs.

Option B) ArrayList - This option is a collection type in VB.Net. An ArrayList is a dynamic array that can store any type of data.

Option C) Heap - This option is not a collection type in VB.Net. The heap is a memory structure used for dynamic memory allocation, but it is not a built-in collection type.

Option D) Stack - This option is a collection type in VB.Net. A Stack is a data structure that follows the Last-In-First-Out (LIFO) principle.

The correct answer is C) Heap. This option is not a collection type in VB.Net.

Which of the following are the valid method of command object

technology programming languages

  1. ExecuteNonQuery & ExecuteScalar

  2. ExecuteQuery & ExecuteScalar

  3. ExecuteParameter

  4. None of the above

Show answer
Correct Option: A

How do you achieve interface implementation in VB.NET?

technology programming languages

  1. Implements

  2. Uses

  3. Imports

  4. Overrides

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Correct Option: A

..... 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.
technology programming languages

  1. DROP, DELETE

  2. TRUNCATE, DROP

  3. DROP, TRUNCATE

  4. DELETE, DROP

Show answer
Correct Option: B

Spring does not support which of the ORM framework?

technology programming languages

  1. True

  2. False

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Correct Option: A

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

technology programming languages

  1. ENDDBG

  2. STRDBG

  3. WRKMBRPDM

  4. WRKSPLF

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Correct Option: B

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

technology programming languages

  1. SFLSIZ > SFLPAG.

  2. SFLSIZ < SFLPAG.

  3. SFLSIZ = SFLPAG.

  4. SFLSIZ <> SFLPAG.

Show answer
Correct Option: A

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

technology programming languages

  1. WRKOUTQ

  2. WRKSPLF

  3. WRKQRY

  4. WRKMBRPDM

Show answer
Correct Option: C

How can you identify End of file in CLP program?
technology programming languages

  1. ENDPGM

  2. STRPGM

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

  4. STRDBG

Show answer
Correct Option: C

How many primary files allowed in a program?
technology programming languages

  1. two

  2. one

  3. three

  4. four

Show answer
Correct Option: B

Where can you specify an indicator in LOKUP operation?
technology programming languages

  1. HI

  2. LO

  3. EQ

  4. MQ

Show answer
Correct Option: C

What is the use of UNIQUE keyword?
technology programming languages

  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.

Show answer
Correct Option: C

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

technology programming languages

  1. True

  2. False

Show answer
Correct Option: B

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

technology programming languages

  1. True

  2. False

Show answer
Correct Option: A

CPYSPLF copies the spooled file to the data base file.
technology programming languages

  1. True

  2. False

Show answer
Correct Option: A

JVM is vendor dependent

technology programming languages

  1. Not vendor dependent

  2. Completely vendor dependent

  3. Partial vendor dependent

  4. None of these

Show answer
Correct Option: B

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

  1. True

  2. False

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Correct Option: B

Variables declared inside interface can be..?

technology programming languages

  1. public

  2. default

  3. static

  4. final

Show answer
Correct Option: A,C,D

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);
technology programming languages

  1. MON

  2. TUE,WED

  3. THU

  4. Compiletime Error

Show answer
Correct Option: D
  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.)
technology programming languages

  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

Show answer
Correct Option: D,F
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