GATE Computer Science: Questions 599 - 605 of 913

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Question number: 599

» Computer Networks » Application Layer Protocols

MCQ▾

Question

POP 3 is used for

Choices

Choice (4) Response
a.

Sending mail

b.

Receiving mail

c.

Download messages

d. Question does not provide sufficient data or is vague

Question number: 600

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

________is a program which reproduces itself.

Choices

Choice (4) Response
a.

application

b.

bug

c.

software

d.

virus

Question number: 601

» Databases » Database Design

MCQ▾

Question

The ________ is another approach to handling replication.

Choices

Choice (4) Response
a.

protocol

b.

biased protocol

c.

Http protocol

d. None of the above

Question number: 602

» Databases » ER-Model

MCQ▾

Question

________ a key constraint that indicates that many of one entity can be associated with many of another entity.

Choices

Choice (4) Response
a.

Many-to-many relationship

b.

Relationship

c.

Entity set

d.

One-to-many relationship

Question number: 603

» Computer Networks » Application Layer Protocols

MCQ▾

Question

FTP is another client –server applications that it established two connections between the ________.

Choices

Choice (4) Response
a.

Server

b.

Hosts

c.

Computer

d. None of the above

Question number: 604

» Databases » Relational Model

MCQ▾

Question

The ________operation is an extension of the join operation to deal with missing information.

Choices

Choice (4) Response
a.

inner-join

b.

right-join

c.

left-join

d.

outer-join

Question number: 605

» Databases » Database Design

MCQ▾

Question

________ different queries or transactions execute in parallel with one another.

Choices

Choice (4) Response
a.

Intraquery parallelism

b.

Range-partitioning

c.

Parallel external

d.

Interquery parallelism

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