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operating systems Online Quiz - 92

Description: operating systems Online Quiz - 92
Number of Questions: 20
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Tags: operating systems
Attempted 0/20 Correct 0 Score 0
  1. MS office

  2. IE

  3. Windows Mail

  4. Windows Media Player


Correct Option: B
  1. Memory overflow error may occure

  2. CPU will slow down

  3. Hard disk operations may be very slow

  4. May slow down pc performance due to more memory fragmentation.


Correct Option: D

To create an empty file, what command is used?

  1. touch

  2. feel

  3. make

  4. finger


Correct Option: A
  1. Present Working Directory

  2. Preserve Workable Diskspace

  3. Present Workspace Directive

  4. Preserve Working Directory


Correct Option: A

What command is used to change your password?

  1. changepword

  2. pass -change

  3. passwd

  4. chpassword


Correct Option: C
  1. The UNIX telnet service

  2. An FTP client

  3. An E-mail client

  4. A text editor


Correct Option: D

What will be the output of the query SELECT column FROM table ORDER BY column DESC LIMIT 7,10;

  1. Would skip the first 7, and then get you the next ten highest.

  2. not a valid mysql query

  3. Would skip the first 10, and then get you the next 7 highest.

  4. None of the above


Correct Option: A

Is it a valid mySQL statements? SELECT @min_price:=MIN(price),@max_price:=MAX(price) FROM shop; SELECT * FROM shop WHERE [email protected]_price OR [email protected]_price;

  1. True

  2. False


Correct Option: B

BIOS

  1. Basic Input/Output System

  2. Bios Input/Output System

  3. Basics Input/Output System

  4. Basic Input/Operating System


Correct Option: A
  1. Network Interface Communication

  2. Network Interconnecting Card

  3. Network Interface Card

  4. Networking Interface Card


Correct Option: C
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