21. What does a system bus do?
A. allows the user to communicate with the computer
B. carries out instructions
C. connects various components within the computer
D. stores data and instructions
22. Which company is not a PC manufacturer?
A. Intel
B. Gateway
C. Dell
D. Compaq
23. LAN stands for?
A. Last Affordable Network
B. Leased Area Network
C. Latency Around Network
D. Local Area Network
24. What language does a browser typically interpret to display information from the World Wide Web?
A. Machine Code
B. Assembly Language
C. HTML
D. C++
25. A wireless technology built in electronic gadgets used for exchanging data over short distances is ________.
A. USB
B. Bluetooth
C. Modem
D. Wi-Fi
26. Buying and selling the products over electronic systems like internet is called __________.
A. Online Shopping
B. Net Banking
C. E-Commerce
D. Digital Marketing
27. What are the two types of monitors?
A. CRT and DVD
B. CRT and LCD
C. DVD and VCD
D. LCD and DVD
28. Basic Building Blocks for a Digital Circuit is ________
A. CMOS
B. Logic Gate
C. BIOS
D. DMOS
29. ________ keys are present on the top row of the keyboard.
A. Function
B. Type Writer
C. Numeric
D. Navigation
30. _________ computers are used in Banking, Railways, and Airlines.
A. Mini computer
B. Micro Computer
C. Super Computer
D. Mainframe computer