5 years ago in Operating System

The purpose of the primary key in a database is to...

[A] unlock the database
[B] provide a map of the data
[C] uniquely identify a record
[D] none
Loading...
Next Question

Overall Stats

Attempted 554
Correct 24
Incorrect 273
Viewed 257

Answers

Guest
Guest
Faisal Akbar Khaskheli - 2 years ago

correct answer is c

chinki khatri - 2 years ago

Correct ans c

Srinivas Baka - 2 years ago

answer c is currect please review the answer

Sheeja - 2 years ago

Answer is c

Bashir Khan - 2 years ago

correct answer is C

WAQAS AHMED - 2 years ago

useless website

MUHAMMAD NADEEM - 2 years ago

The answer is C

luna - 2 years ago

The answer must be C.

Abrar Ullah - 2 years ago

I think that C is the best Option.

Chayan Halder - 2 years ago

The answer is C

Muzzammil Khawaja - 2 years ago

C: It is use for uniquely identifying a specific record.. b is wrong option.

Febin Sarin - 2 years ago

c is the correct answer

Neha Dahariya - 3 years ago

all of you are correct...i also agree for Option C

shubham saini - 3 years ago

wrong answer ... it must be uniquely identify a record

Manu Ratheesh - 4 years ago

uniquely identify a record

Sabin Shrestha - 4 years ago

c is a correct answer

vipul pratap Singh - 4 years ago

i think b is correct , because for "uniquely identify a record" we can use unique key also

sagar patel - 5 years ago

i think it should be c

SAHEED MOHAMMED P - 5 years ago

you are correct Dipak :)

Dipak Singh - 5 years ago

it's c uniquely identify a record
why it is [b]

Tsega Asresa Mengistu
Tsega Asresa Mengistu - 3 days ago

Tsega Asresa Mengistu from Dessie, Ethiopia is saying uniquely identify a record is correct answer

Fahim Waris
Fahim Waris - 2 weeks ago

Fahim Waris from Lahore, Pakistan is saying uniquely identify a record is correct answer

Deep
Deep - 1 month ago

Deep from Kolkata, India is saying uniquely identify a record is correct answer

Arpita Dhote
Arpita Dhote - 1 month ago

Arpita Dhote from Pune, India is saying uniquely identify a record is correct answer

Mohamed Ibrahim
Mohamed Ibrahim - 3 months ago

Mohamed Ibrahim from Palestine is saying uniquely identify a record is correct answer

Related Questions

Process is

  • [A] program in High level language kept on disk
  • [B] contents of main memory
  • [C] a program in execution
  • [D] a job in secondary memory

Telnet is a service that runs

  • [A] Remote Program
  • [B] Television on net
  • [C] Telnet
  • [D] Cable TV network

What is convoy effect ?

  • [A] All process waiting for the long process to complete
  • [B] All process waiting for the small process to complete
  • [C] Process in not present in main memory
  • [D] None of above