Tag: technology

Questions Related to technology

What are the ways to get the filename from the absolute path in a variable Mypath=/my/path/file
technology operating systems

  1. filename=basename Mypath

  2. filename =file Mypath

  3. filename = ${Mypath#///}

  4. echo $Mypath | awk ‘ FS=”/” { print $4 } ‘

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Correct Option: A,C,D

Which variable contains the return value of last executed command
technology operating systems

  1. $!

  2. $?

  3. $#

  4. $@

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Correct Option: B

Choose the correct answer: ... Statement stmt = conn.createStatement (); ResultSet rs = stmt.executeQuery (); stmt.close (); conn.close(); ...
technology security

  1. Code is vulnerable as Resource is not released in the “finally” block

  2. Code is vulnerable as Resource is not released at all

  3. Code has no vulnerability

  4. Option 1 AND Option 2

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Correct Option: A

which operator is used for testing condition
technology operating systems

  1. check

  2. test

  3. expr

  4. find

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Correct Option: B

Which variable holds the values of command line parameters
technology operating systems

  1. $#

  2. $*

  3. $@

  4. $?

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Correct Option: B

which variable holds the number of values of comman line parameters
technology operating systems

  1. $#

  2. $*

  3. $@

  4. $?

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Correct Option: A

ksh shell was developed by
technology operating systems

  1. Korn Matt

  2. Karthick Subramanian

  3. David Korn

  4. Kandasamy

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Correct Option: C

Choose the correct answer: a. HTTP PUT & DELETE method can be disabled in web.xml from the below code: Disallowed Location /* PUT DELETE b. HTTP PUT & DELETE methods are disabled by default on many web server c. HTTP PUT & DELETE methods should not be disabled d. HTTP PUT & DELETE methods cannot be disabled
technology security

  1. a

  2. b

  3. c

  4. d

  5. Option 1 AND Option 2

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Correct Option: E

From security view point what is problem with code below try { //code to do IO operations return var1; } Catch(Exception e) { return var2; } finally{ return var3; }

technology security

  1. It is returning a value in finally block

  2. It is catching Exception

  3. OPTION 1 AND Option 2

  4. Nothing is wrong

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Correct Option: C

Whill this code result in DoS situation? public void dummyFunction(){ try { //open a connection to database //transaction with database closeConnection(); } catch(SQLException e){ //Exception handling block } } closeConnection() is a function which releases all database resources opened by current function.

technology security

  1. True

  2. False

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Correct Option: A