COMPUTER OPERATOR (BS-15) 2026

1. RAID is used for?

• A Improve processing speed
• B Improve graphics
• C Enhance storage performance by distributing data across multiple drives Correct answer
• D Enhance network security

2. What defines the rule for communication between Computers?

• A Hardware
• B Operating System
• C Protocol Network Correct answer
• D Software

3. In MS Access, if you want to search for a word that is exactly 5 charact

• A S*
• B S?
• C S#
• D S???? Correct answer

4. Which of the following is not a routing protocol?

• A ICMP Correct answer
• B RIP
• C BGP
• D OSPF

5. Ethernet card is a network adaptor used to set up a wired network. It is

• A Wifi card
• B Fiber optics
• C Bluetooth
• D Network interface card Correct answer

6. Which protocol or service is used to remote log into another computer?

• A FTP
• B UDP
• C RARP
• D Telnet Correct answer

7. The lock is related to the door, in the same way the password is related

• A Gate
• B Computer Correct answer
• C Verify
• D Wildcard letters

8. Which of the following is not a layer in OSI Model?

• A Physical Layer
• B Process Layer Correct answer
• C Transport Layer
• D Network Layer

9. What is the purpose of indexing?

• A To reduce table size
• B To speedup data search Correct answer
• C Both A & B
• D None of the above

10. The type of cryptography in which one key is public and the other is pri

• A Asymmetric Key cryptography Correct answer
• B Hash cryptography
• C Symmetric Key cryptography
• D Quantum cryptography