GATE Computer Science: Questions 318 - 323 of 913

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Question number: 318

» Operating System » File Systems

MCQ▾

Question

What type of storage device is a special-purpose storage system that is accessed remotely over a data network?

Choices

Choice (4) Response
a.

Magnetic disk

b.

Magnetic tape

c.

network-attached storage (NAS) device

d. Question does not provide sufficient data or is vague

Question number: 319

» Algorithms » Tree and Graph Traversals

MCQ▾

Question

What is the height of a red black tree with n internal nodes?

Choices

Choice (4) Response
a.

2logn-1

b.

2log (n + 1)

c.

2logn

d. Question does not provide sufficient data or is vague

Question number: 320

» Algorithms » Asymptotic Notation

MCQ▾

Question

What is the value of T (n) =T (2n/3) +1.

Choices

Choice (4) Response
a.

Θ (log1)

b.

Θ (logn)

c.

Θ (log2n)

d. All of the above

Question number: 321

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

Which characteristic of computer distinguishes it from electronic calculators?

Choices

Choice (4) Response
a.

storage

b.

Accuracy

c.

Versatility

d.

Automatic

Question number: 322

» Information Systems and Software Engineering » Requirement and Feasibility Analysis

MCQ▾

Question

Which is NOT a good Web security strategy?

Choices

Choice (4) Response
a.

Limiting the users who can load software, edit or add files

b.

Restricting access to the Web server, keeping a minimum number of ports open

c.

Adding demo programs so that users can test system without accessing production data

d.

Removing unnecessary compilers and interpreters

Question number: 323

» Operating System » Processes

MCQ▾

Question

Both the first-fit and best-fit strategies for memory allocation suffer from ________.

Choices

Choice (4) Response
a.

External fragmentation

b.

Internal fragmentation

c.

Other

d. All of the above

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