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New CIW 1D0-437 Exam Dumps Collection (Question 6 - Question 15)
Question No: 6
Which line of code represents the correct syntax to establish a reference to a database handle?
A. $dbh = DBI::connect("dbi:mysql:myPhoneBook");
B. $dbh = DBD:->connect("dbi::mysql::myPhoneBook");
C. $dbh = DBD::connect("mysql:dbi:myPhoneBook");
D. $dbh = DBI->connect("dbi:mysql:myPhoneBook");
Answer: D
Question No: 7
Which one of the following choices uses the correct syntax for a valid array assignment?
A. @cities = Akron, Memphis, Ogden, Phoenix;
B. @cities =~ ("Akron, Memphis");
C. @cities =~ (Akron, Memphis, Ogden, Phoenix);
D. @cities = ("Akron");
Answer: D
Question No: 8
Consider the following program code:
@array = ("Y", "W", "X");
@array = sort(@array); unshift(@array, "Z"); print(@array[0]);
What is the output of this code?
A. W
B. X
C. Y
D. Z
Answer: D
Question No: 9
Which one of the following choices is a unary operator that can apply to only a single variable?
A. ++
B. **
C. /
D. <?>?
Answer: A
Question No: 10
Consider the following lines of code:
$_ = "This is a test"; s/^([^ ]*)s*([^ ]*)/$2 $1/; print;
What is the output of these lines of code?
A. h Tis a test
B. is This a test
C. i Thiss a test
D. his T is a test
Answer: B
Question No: 11
Which one of the following choices uses the correct syntax for a valid array assignment?
A. @cities = Akron, Memphis, Ogden, Phoenix;
B. @cities =~ ("Akron, Memphis");
C. @cities =~ (Akron, Memphis, Ogden, Phoenix);
D. @cities = ("Akron");
Answer: D
Question No: 12
Which one of the following choices will assign the current package Library1?
A. package::Library1;
B. Library1::package;
C. package(Library1);
D. package Library1;
Answer: D
Question No: 13
Assuming $a = 2, which of the following evaluates as false?
A. "False"
B. $a
C. $a < 0
D. 1
Answer: C
Question No: 14
Consider the following command: perl runme.pl arg1 arg2 arg3
Given this command issued on the command line, what is the value of $#ARGV?
A. 0
B. 1
C. 2
D. 3
Answer: C
Question No: 15
Consider the following program code:
@array = ("ALPHA", "beta", "GaMmA");
@array = sort(@array); print("@array");
What is the output of this code?
A. beta GaMmA ALPHA
B. ALPHA GaMmA beta
C. ALPHA beta GaMmA
D. beta ALPHA GaMmA
Answer: B
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