Computer Applications 2024 Question Paper Online Test (12th Standard)

Q1

AIFF file format was developed by __________.

A.Apple Inc. B.TCS C.IBM D.MicroSoft

Q2

Identify the data query language command used to retrieve the data from database.

A.Delete B.Insert C.Select D.Update

Q3

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

Q4

Which of the following is used to terminate from the switch statement ?

A.goto B.break C.return D.continue

Q5

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

Q6

Which of the following is the correct function for closing connection in PHP ?

A.mysql_close("Connection Object"); B.mysqli_close("Connection Object"); C.mysqli_close("Database Object"); D.close("Connection Object");

Q7

In mobile network, land areas for network coverage was distributed as __________.

A.Range B.Cells C.Service D.Transceiver

Q8

How many bits are used in the IPv6 addresses ?

A.128 B.32 C.16 D.64

Q9

Which of the following Connector is called as Champ Connector ?

A.RJ14 B.RJ11 C.RJ45 D.RJ21

Q10

Place option is present in __________ menu.

A.Layout B.File C.Window D.Edit

Q11

Expansion of SME is :

A.Sound Messaging Enterprises B.Small and Medium-sized Enterprises C.Short Messaging Enterprises D.Simple and Medium Enterprises

Q12

Which of the following is correctly matched ?

A.Stored value card - Pay later B.Credit card - Pay before C.Smart card - Pay any time D.Debit card - Pay now

Q13

Root name server are maintained by __________.

A.WHO B.IANA C.DNS D.ICANN

Q14

Which of the following is not a security element involved in E-Commerce ?

A.Phishing B.Authenticity C.Privacy D.Confidentiality

Q15

A user-defined function in PHP starts with the keyword __________.

A.defined B.function C.funct D.def

12th Standard Computer Applications March 2024: Online Practice Test