C Programming Test (Random Questions)

C Programming Test (Random Questions) - Computer Science & Engineering

Instruction:

This is a FREE online test. DO NOT pay money to anyone to attend this test.
Total number of questions : 20.
Time alloted : 30 minutes.
Each question carry 1 mark, no negative marks.
DO NOT refresh the page.
All the best :-).

_____ means that the manager spends his or her time dealing with exceptions or those situations which are out of control

	A.	relevant
	B.	management by exception
	C.	predictive reports
	D.	control
	E.	None of the above

Your Answer: Option

Correct Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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Each answer below shows example data from a table. Which answer is an example of the multivalue, multicolumn problem?

	A.	Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.
	B.	Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.
	C.	Three rows have the values Brown, NULL, and Blue in the same column.
	D.	One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

Your Answer: Option

Correct Answer: Option A

Explanation:

vNo answer description available for this question. Let us discuss.

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The SQL statement to create a view is:

	A.	CREATE VIEW.
	B.	MAKE VIEW.
	C.	SELECT VIEW.
	D.	INSERT VIEW.

Your Answer: Option

Correct Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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A supertype/subtype hierarchy has which of the following features?

	A.	Subtypes at the lower lever in the hierarchy inherit attributes only from their immediate supertype.
	B.	Attributes are assigned at the highest logical level.
	C.	Subtypes at the higher lever in the hierarchy inherit attributes only from their immediate subtype.
	D.	Attributes are assigned at the lowest logical level.

Your Answer: Option

Correct Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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What will be the output of the C#.NET code snippet given below?

namespace IndiabixConsoleApplication
{
class SampleProgram
{
static void Main(string[ ] args)
{
string str= "Hello World!";
Console.WriteLine( String.Compare(str, "Hello World?" ).GetType() );
}
}
}

	A.	0
	B.	1
	C.	String
	D.	Hello World?
	E.	System.Int32

Your Answer: Option

Correct Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

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Data manipulation language (DML)

	A.	describes how data are structured in the data base
	B.	specifies for the DBMS what is required; the techniques used to process data
	C.	determine how data must be structured to produce the user's view
	D.	All of the above
	E.	None of the above

Your Answer: Option

Correct Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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A database management system (DBMS) is a:

	A.	hardware system used to create, maintain, and provide controlled access to a database.
	B.	hardware system used to create, maintain, and provide uncontrolled access to a database.
	C.	software system used to create, maintain, and provide controlled access to a database.
	D.	software system used to create, maintain, and provide uncontrolled access to a database.

Your Answer: Option

Correct Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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Which will legally declare, construct, and initialize an array?

	A.	int [] myList = {"1", "2", "3"};
	B.	int [] myList = (5, 8, 2);
	C.	int myList [] [] = {4,9,7,0};
	D.	int myList [] = {4, 3, 7};

Your Answer: Option

Correct Answer: Option D

Explanation:

The only legal array declaration and assignment statement is Option D

Option A is wrong because it initializes an int array with String literals.

Option B is wrong because it use something other than curly braces for the initialization.

Option C is wrong because it provides initial values for only one dimension, although the declared array is a two-dimensional array.

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Which of the following statement is correct?

	A.	An array of references is acceptable.
	B.	Once a reference variable has been defined to refer to a particular variable it can refer to any other variable.
	C.	An array of references is not acceptable.
	D.	Reference is like a structure.

Your Answer: Option

Correct Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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10.

What do the following declaration signify?

char *arr[10];

	A.	arr is a array of 10 character pointers.
	B.	arr is a array of function pointer.
	C.	arr is a array of characters.
	D.	arr is a pointer to array of characters.

Your Answer: Option

Correct Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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11.

Which of the following statement will be correct if the function has three arguments passed to it?

	A.	The trailing argument will be the default argument.
	B.	The first argument will be the default argument.
	C.	The middle argument will be the default argument.
	D.	All the argument will be the default argument.

Your Answer: Option

Correct Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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12.

Which of the following commands connect access list 110 inbound to interface ethernet0?

	A.	Router(config)# ip access-group 110 in
	B.	Router(config)# ip access-list 110 in
	C.	Router(config-if)# ip access-group 110 in
	D.	Router(config-if)# ip access-list 110 in

Your Answer: Option

Correct Answer: Option C

Explanation:

To place an access list on an interface, use the ip access-group command in interface configuration mode.

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13.

You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use?

	A.	255.255.255.192
	B.	255.255.255.224
	C.	255.255.255.240
	D.	255.255.255.248

Your Answer: Option

Correct Answer: Option B

Explanation:

You need 5 subnets, each with at least 16 hosts. The mask 255.255.255.240 provides 16 subnets with 14 hosts-this will not work. The mask 255.255.255.224 provides 8 subnets, each with 30 hosts. This is the best answer.

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14.

To be called object-oriented, a programming language must allow

	A.	functions that return only a single value
	B.	#include files
	C.	inheritance
	D.	All of the above

Your Answer: Option

Correct Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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15.

A company has a department that consists of 15 engineers. The engineers have data that needs to be accessible only to their own team. The department continually has engineers arriving and departing, and it is difficult to identify a single administrator for the department Which model would be the best for this situation?

	A.	A master domain mode, with each engineer trusting the master domain and the data stored on the server
	B.	A single domain mode, with all data kept on the controller for the domain
	C.	A complete trust mode, with each engineer's computer trusting the other engineer's computers
	D.	A workgroup mode, with each engineer administering his or her own computer

Your Answer: Option

Correct Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

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16.

Which of the following is true when describing a multicast address?

	A.	Packets addressed to a unicast address are delivered to a single interface.
	B.	Packets are delivered to all interfaces identified by the address. This is also called a one-to-many address.
	C.	Identifies multiple interfaces and is only delivered to one address. This address can also be called one-to-one-of-many.
	D.	These addresses are meant for nonrouting purposes, but they are almost globally unique so it is unlikely they will have an address overlap.

Your Answer: Option

Correct Answer: Option B

Explanation:

Packets addressed to a multicast address are delivered to all interfaces identified by the multicast address, the same as in IPv4. It is also called a one-to-many address. You can always tell a multicast address in IPv6 because multicast addresses always start with FF.

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17.

__________ used to make a copy of one class object from another class object of the same class type.

	A.	constructor
	B.	copy constructor
	C.	destructor
	D.	default constructor

Your Answer: Option

Correct Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

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18.

Which of the following protocols uses both TCP and UDP?

	A.	FTP
	B.	SMTP
	C.	Telnet
	D.	DNS

Your Answer: Option

Correct Answer: Option D

Explanation:

DNS uses TCP for zone exchanges between servers and UDP when a client is trying to resolve a hostname to an IP address.

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19.

The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain?

	A.	Bits
	B.	Characters
	C.	Data field
	D.	Schema
	E.	None of the above

Your Answer: Option

Correct Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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20.

Updating a database means

	A.	revising the file structure
	B.	reorganizing the database
	C.	modifying or adding record occurrences
	D.	All of the above
	E.	None of the above

Your Answer: Option

Correct Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

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