GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 1730 - 1733 of 2080

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Question 1730

Appeared in Year: 2019 (UGC-NET)

Question

MCQ▾

A processor can support a maximum memory of 4 GB where memory is word addressable and a word is 2 bytes. What will be the size of the address bus of the processor? (June)

Choices

Choice (4)Response

a.

Minimum 4 bytes

b.

At least 31 bits

c.

At least 28 bits

d.

At least 2 bytes

Question 1731

Appeared in Year: 2019 (UGC-NET)

Question

MCQ▾

A computer has six tape drives with n processes competing for them. Each process may need two drives. What is the maximum value of n for the system to be deadlock free? (June)

Choices

Choice (4)Response

a.

5

b.

3

c.

4

d.

6

Question 1732

Appeared in Year: 2019 (UGC-NET)

Question

MCQ▾

What is the name of the protocol that allows a client to send a broadcast message with its MAC address and receive an IP address in reply? (June)

Choices

Choice (4)Response

a.

ARP

b.

DNS

c.

RARP

d.

ICMP

Question 1733

Appeared in Year: 2019 (UGC-NET)

Question

MCQ▾

The RSA encryption algorithm also works in reverse, that is, you can encrypt a message with the private key and decrypt it using the public key. This property is used in, (June)

Choices

Choice (4)Response

a.

Intrusion detection systems

b.

Data compression

c.

Certification

d.

Digital signatures

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