- What are the main types of computers? Describe in detail with their usage in real life.
- Explain Computer Virus in detail?
- What is various stages in development of a new computer system?
- Write down the procedure to create the following Table also write to change the table background color, border color, border style columns height and rows width.
Past Papers Computer Introductions and Applications
Paper# 1
[OBJECTIVE]
Subject: Computer (Introductions and Applications)
Time Allowed: 15 Min
Maximum Marks: 10
NOTE: Attempt this Paper on this Question Sheet only. Please encircle the correct option. Division of marks is given in front of each question. This Paper will be collected back after expiry of time limit mentioned above.
Part-I Encircle the right answer, cutting and overwriting is not allowed. (1×10=10)
1. The technology used to read pencil or pen marks on a multiple choice answer sheet is
OCR B. OMR
POS D ORM
2. A Simulated experience generated by computer, like visiting the surface of the sun is called
Artificial Solar visitation C. Extended experience
Virtual reality D. Vicarious actuality
3. Apart of the computer that all other parts are connected to. It allows all of the parts to communicate so they work together
Operating System C. Disk Drive
Motherboard D. Output Device
4. EPROM stands for.
Electrically Erasable Programmable Read Only Memory
Electronic Erasable Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
ASCH stands for
American Standard Code for Information Interchange.
American Scientific Code for International Interchange
American Standard Code for Intelligence interchange
American Scientific Code for information Interchange
6. The output quality of a printer is measured by
Dot per sq. inch c. Dot per inch
Dots printed per unit time D. All of the above
7. Which is valid statement ‘
1KB = 1024 Bytes C. 1 MB = 1024 Bytes
1KB= 1000 Bytes D. 1 MB = 1000 Bytes
8. A ___ is a network that connects computers and devices in a limited geographical area such as a home, school, office building, or closely positioned group of buildings.
LAN C. BAN
PAN D. WAN
Wi-Fi sometimes is referred to as _________
Bluetooth B. UWB
IrDA D. wireless Ethernet
10. Programs called _______ enable you to perform maintenance-type tasks usually related to managing devices, media, and programs used by computers and mobile devices.
Productivity tools B. Tools or utilities
operating systems D. multimedia software
[SUBJECTIVE]
Subject: Computer (Introductions and Applications)
Time Allowed: 2 Hrs. 45 Min
Maximum Marks: 50
NOTE: ATTEMPT THIS (SUBJECTIVE) ON THE SEPARATE ANSWER SHEET PROVIDED
Part-II Give short answers! (20)
Q#1. Differentiate between system software and application software?
Q#2. Define hardcopy and softcopy.
Q#3. Define Computer Network. How does the Internet work?
Q#4. What are the major components of a computer networks?
Q#5. What is barcode and what it is used for?
Q#6. Differentiate between intranet and internet. :
Q#7. Define web hosting.
Q#8. What do you mean by single tasking?
Q#9. What is a database?
Q#10. Differentiate between RAM and ROM.
Q3. Give detail answers to the following questions (Long Questions) (7.5×4=30)