Java Programming Test (Random Questions)

Java 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 :-).

Which type of system board is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?

	A.	ML
	B.	PCI
	C.	ISA
	D.	EISA
	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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Dynamic Host Configuration Protocol [DHCP]

	A.	is the same as bootp
	B.	uses static allocation of IP addresses
	C.	helps prevent conflicts between assigned IP addresses
	D.	assigns IP addresses, which when allocated, cannot be reused
	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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You were installing an application in Windows 95, and the computer crashes, what do you do?

	A.	press alt + Ctrl + delete, twice
	B.	press alt + Ctrl + delete, and end task
	C.	press the reset button on the computer
	D.	turn off computer and boot from a floppy disk
	E.	None of the above

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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A base class may also be called a

	A.	child class
	B.	subclass
	C.	derived class
	D.	parent class

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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Which of the following CANNOT occur multiple number of times in a program?

	A.	namespace
	B.	Entrypoint
	C.	Class
	D.	Function
	E.	Subroutine

Your Answer: Option

Correct Answer: Option B

Explanation:

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

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A section of code to which control is transferred when a processor is interrupted is known as

	A.	M
	B.	SVC
	C.	IP
	D.	MDR
	E.	None of the above

Your Answer: Option

Correct Answer: Option A

Explanation:

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

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What standard, protocol or language was generalized to become a standard protocol for sending messages of any type, using any protocol?

	A.	SOAP
	B.	SGML
	C.	SQL
	D.	ADO

Your Answer: Option

Correct Answer: Option A

Explanation:

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

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Back-up procedure helps in

	A.	restoring the operation whenever there is a disk failure
	B.	restoring both application and system software whenever there is disk corruption.
	C.	restoring the data files whenever there is a system crash
	D.	All of the above
	E.	None of the above

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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Which of the following is one of the basic approaches for joining tables?

	A.	Subqueries
	B.	Union Join
	C.	Natural join
	D.	All of the above

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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10.

Which of the following statements are correct about inspecting an attribute in C#.NET?

1 An attribute can be inspected at link-time.

2 An attribute can be inspected at compile-time.

3 An attribute can be inspected at run-time.

4 An attribute can be inspected at design-time.

	A.	1, 2
	B.	3, 4
	C.	1, 3, 4
	D.	All of the above
	E.	None of the above

Your Answer: Option

Correct Answer: Option A

Explanation:

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

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11.

In the following code what is 'P'?

typedef char *charp;
const charp P;

	A.	P is a constant
	B.	P is a character constant
	C.	P is character type
	D.	None of above

Your Answer: Option

Correct Answer: Option A

Explanation:

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

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12.

A numeric error code check: A 17xx indicates a problem with:

	A.	CMOS
	B.	ROM BIOS
	C.	DMA controller
	D.	hard drive or controller
	E.	power supply

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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13.

What do the following declaration signify?

int (*pf)();

	A.	pf is a pointer to function.
	B.	pf is a function pointer.
	C.	pf is a pointer to a function which return int
	D.	pf is a function of pointer variable.

Your Answer: Option

Correct Answer: Option C

Explanation:

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

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14.

Which prefixes are available to Oracle triggers?

	A.	:new only
	B.	:old only
	C.	Both :new and :old
	D.	Neither :new nor :old

Your Answer: Option

Correct Answer: Option C

Explanation:

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

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15.

How often are BPDUs sent from a layer 2 device?

	A.	Never
	B.	Every 2 seconds
	C.	Every 10 minutes
	D.	Every 30 seconds

Your Answer: Option

Correct Answer: Option B

Explanation:

Every 2 seconds, BPDUs are sent out from all active bridge ports by default.

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16.

Which of the following is true when describing an anycast 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 one-to-many addresses.
	C.	This address identifies multiple interfaces and the anycast packet 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 C

Explanation:

Anycast addresses identify multiple interfaces, which is the same as multicast; however, the big difference is that the anycast packet is only delivered to one address, the first one it finds defined in the terms of routing distance. This address can also be called one-to-one-of-many.

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17.

Which of the following is not true of the EDP Auditors Foundation?

	A.	It publishes a journal, The EDP Auditor
	B.	It sponsors the CIS A examination.
	C.	It is a professional association of those auditors who specialize in EDP
	D.	It is a member of the AFIPS.
	E.	None of the above

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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18.

The Internet Control Message Protocol (ICMP)

	A.	allows gateways to send error a control messages to other gateways or hosts
	B.	provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another
	C.	reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem
	D.	All of the above
	E.	None of the above

Your Answer: Option

Correct Answer: Option D

Explanation:

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

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19.

Which of the following statements is correct about a namespace used in C#.NET?

	A.	Nested namespaces are not allowed.
	B.	Importing outer namespace imports inner namespace.
	C.	Nested namespaces are allowed.
	D.	If nested, the namespaces cannot be split across files.

Your Answer: Option

Correct Answer: Option C

Explanation:

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

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20.

How many broadcast domains are created when you segment a network with a 12-port switch?

	A.	1
	B.	2
	C.	5
	D.	12

Your Answer: Option

Correct Answer: Option A

Explanation:

By default, switches break up collision domains but are one large broadcast domain.

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