The Audio Interchange File Format (AIFF) was developed by Apple Inc. in 1988 based on the Electronic Arts Interchange File Format (IFF). The other options (TCS, IBM, Microsoft) were not involved in its original development.
Q2mcq
Identify the data query language command used to retrieve the data from database.
a.
Delete
b.
Insert
c.
Select
Correct Answer
d.
Update
Step-by-Step AI Explanation
Verified Method
The SELECT command is used in SQL to retrieve or fetch data from a database. DELETE, INSERT, and UPDATE are Data Manipulation Language (DML) commands used to remove, add, and modify data respectively, not to retrieve it.
Q3mcq
Which statement is used to show the output of a string or other data in the screen in PHP ?
a.
for
b.
switch
c.
while
d.
echo
Correct Answer
Step-by-Step AI Explanation
Verified Method
The 'echo' statement is a language construct in PHP used to output strings or variables to the screen. 'for', 'switch', and 'while' are control flow statements, not output functions.
Q4mcq
Which of the following is used to terminate from the switch statement ?
a.
goto
b.
break
Correct Answer
c.
return
d.
continue
Step-by-Step AI Explanation
Verified Method
The 'break' statement is specifically used to exit or terminate the current loop or switch block. 'goto' is a jump statement, 'return' exits a function, and 'continue' skips the current iteration of a loop.
Q5mcq
What is the output of the following code ? for($i=5; $i>=1; $i- -) { echo $i .''<br>''; }
a.
5432
b.
12345
c.
1234
d.
54321
Correct Answer
Step-by-Step AI Explanation
Verified Method
The loop starts with $i=5$ and continues as long as $i>=1$, decrementing $i$ by 1 each time. It outputs 5, 4, 3, 2, and 1. Therefore, the sequence displayed is 54321.
Q6mcq
Which of the following is the correct function for closing connection in PHP ?
In PHP's MySQLi extension, 'mysqli_close($connection_object)' is the correct function to close a previously opened database connection. Option A uses the deprecated mysql extension, while options C and D are syntactically incorrect.
Q7mcq
In mobile network, landareas for network coverage was distributed as __________.
a.
Range
b.
Cells
Correct Answer
c.
Service
d.
Transceiver
Step-by-Step AI Explanation
Verified Method
In mobile network technology, the geographical area is divided into smaller segments called 'Cells'. Each cell is served by at least one fixed-location transceiver, known as a base station.
Q8mcq
How many bits are used in the IPv6 addresses ?
a.
128
Correct Answer
b.
32
c.
16
d.
64
Step-by-Step AI Explanation
Verified Method
IPv6 (Internet Protocol version 6) uses 128-bit addresses to provide a significantly larger address space compared to IPv4, which uses 32-bit addresses.
Q9mcq
Which of the following Connector is called as Champ Connector ?
a.
RJ14
b.
RJ11
c.
RJ45
d.
RJ21
Correct Answer
Step-by-Step AI Explanation
Verified Method
The RJ21 connector is commonly known as the Champ connector (or Amphenol connector). RJ11, RJ14, and RJ45 are registered jacks used primarily for telephone and Ethernet connections, whereas RJ21 is a 50-pin connector used in telecommunications.
Q10mcq
Place option is present in __________ menu.
a.
Layout
b.
File
Correct Answer
c.
Window
d.
Edit
Step-by-Step AI Explanation
Verified Method
In desktop publishing software like Adobe PageMaker (commonly taught in the curriculum), the 'Place' command is used to import or insert external files into the document, and it is located under the 'File' menu.
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What will be the output of the following in PHP code ?
<?php
$array = array(''a'' => 10, ''b'' => 20, ''c'' => 30);
foreach ($array as $key => $value) {
echo $key . '' => '' . $value . ''<br>'';
}
?>
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