PAPER -4
PC TECHNIQUES
Previous Year(June 2017) Solved Questions
SECTION-1 (6*1=6 )
1. Expansion of BIOS.
Ans. Basic Input /Output System
2. Expansion of HTTP is
Ans. Hypertext Transfer Protocol
3. A -------------- is common pathway through which information flows from one computer component to another.
Ans. bus
4. ---------------- is a computer expansion slot.
Ans. Network card
5. Expansion of USB is
Ans. Universal Serial Bus
6. Inter connection of computer network is called ------------
Ans. Internet
SECTION -II (8*2=16)
7. Define bootstrap.
Ans. Bootstrap is the most popular cascading style sheets framework for developing websites.
8. List different expansion slots used in the motherboard.
1. Industry Standard Architecture(ISA) - Slowest type of bus.
2. Personal Computer Interface(PCI) - Faster than ISA, supports plug and play.
3. Accelerated Graphics Plot (AGP) - Designed for video adapters.
9. How to create a startup disk.
10. Define application software.
Application software makes the computer useful for specific application for the user. For example banking, hospital management, reservation etc.
11. Define operating system.
An operating system is a program that acts as an interface between the user and computer hardware and controls the execution of all kinds of programs.
12. Define protocol.
A protocol is a standard set of rules for formatting and processing data. Protocol enable computers with communicate each other.
13. Note on internet.
The internet is the global system of interconnected computer network thatuses the internet protocol suits(TCP) to communicate between networks and devices.
14. Note on driver software.
SECTION - III (6*3=18)
15. List back panel connectors.
16. Note on different types of RAM?
There are two types of RAM. Static and Dynamic RAM.
SRAM has lower access time. Dynamic RAM has higher access time.
SRAM is costlier than DRAM.SRAM has low packaging density.
17. Explain about control panel?
18. Use of firewall.
Firewall is a system of computer hardware and software that provides security to the computers in an organization. It controls the incoming and outgoing network traffic and deny malicious data from entering in to the computer.
Cookies are small text files created when we browse a website. It may remember our username, password etc..so hackers can use them for their malicious purpose. They use cookies as spyware to keep track our activities in system. So cookies should be frequently removed.
20. Briefly explain dial-up modem.
Dial-up connections require users to link their phone line to a computer in order to access the Internet. This particular type of connection—also referred to as analog—does not permit users to make or receive phone calls through their home phone service while using the Internet.
21. Short note on floppy disk drive.
Floppy disk drive is a secondary storage device. It is made up of plastic coated with magnetic material. Its capacity is 1.44 MB. A floppy drive is used to read the data from a floppy disk. Data will lose when it kept inside a magnetic field or other chemicals, because it coated with magnetic substances.
SECTION IV (2*5=10)
(Ref the textbook)
22. List and explain any 4 motherboard parts.
23. Explain different computer network.
24. Note on Repeater, Bridge and Switch.
