Basic Computer Knowledge Fundamentals Questions and Answers MCQs Set - 4

  • 1. Which of the following refers to the means by which an OS or any other programs interacts with the user?
   A.) Program front-end
   B.) Programming Interface
   C.) User Compatibility
   D.) User Interface

Answer: Option 'D'

User Interface

  • 2. To access a mainframe or Supercomputer, users often use a ______.
   A.) Node
   B.) Terminal
   C.) Desktop
   D.) All of these

Answer: Option 'B'


  • 3. Which of the following is an application designed to probe a server or host for open ports?
   A.) bit robbing
   B.) Web services description language (WSDL)
   C.) jabber
   D.) port scan

Answer: Option 'D'

port scan

  • 4. _________ is an industry standard for a mobile audio/video interface that allows one to connect electronic devices such as mobile phones, tablets etc., to high-definition televisions (HDTVs) and audio receivers.
   A.) HDMI (High-Definition Multimedia Interface)
   B.) MHL(Mobile High-Definition Link)
   C.) SDI (Serial Digital Interface)
   D.) All of these

Answer: Option 'B'

MHL(Mobile High-Definition Link)

  • 5. Multi user systems provided cost savings for small business because they use a single processing unit to link several ______
   A.) Personal computers
   B.) Workstations
   C.) Dumb terminals
   D.) Mainframes

Answer: Option 'C'

Dumb terminals

  • 6. The difference between memory and storage is that memory is _____ and storage is _________
   A.) Permanent, temporary
   B.) Temporary, permanent
   C.) Slow, fast
   D.) All of these

Answer: Option 'B'

​Temporary, permanent

  • 7. A collection of conceptual tools for describing data, relationships, semantics & constraints is referred as ________
   A.) data model
   B.) ER model
   C.) DBMS
   D.) All of these

Answer: Option 'A'

data model

  • 8. ______ is a feature for scheduling & multiprogramming to provide an economical interactive system of two or more users.
   A.) time tracing
   B.) time sharing
   C.) multi-tasking
   D.) All of these

Answer: Option 'B'

​time sharing

  • 9. When a hardware component fails, the computer switches over to a redundant component without the service to the user being interrupted is termed as _____________
   A.) Payload
   B.) Fault‐Tolerant
   C.) Failover
   D.) All of these

Answer: Option 'C'


  • 10. ______ is a network security system, either hardware or software based that monitors traffic to or from your network based on a set of rules.
   A.) Anti Spyware
   B.) Anti-virus
   C.) Firewall
   D.) All of these

Answer: Option 'C'