2. Fill in the blanks. (1x10=10)
a. An unsolicited e-mail that may carry malware is called _________.
b. The trail of data that people create through their online activity is called _____
footprint .c. Unauthorized duplication of products that are protected by intellectual propery
right_______.
d. ________ are typically 140-200 characters long
e. _________ is a popular free online educational platform.
f. UPI is a ___________ payment system.
g. These websites provide a virtual community. What are these sites called?
h. A formula in Excel must begin with ________ sign.
i. The functions are found under _______ tab.
j. The cell address AB143 indicates column ________ and row _______
3. Write ‘T’ for True and ‘F’ for False statements. (1x10=10)
a. The online banking portals are available 24 x 7.
b. MAX and MIN are statistical functions.
c. Hacking improves a user’s social and financial state .
d. MIN function is used to find lowest number.
e. UPI is regulated by NPCI.
f. You should not share your password, OTP and ATM PIN with others .
g. A digital footprint is a trail of data that internet users create through their online
activities.
h. Cyber stalking is an ethical act.
i. Blog are short for weblog.
j. Phishing is a fraudulent attempt to trick innocent people in order to obtain their
sensitive information.
4. Write the output for each of the following categories. (1x5=5)
a. =SUM(6, -5, 12, 20) ___________
b. =AVERAGE(41, 24, 80, 47, 33) ___________.
c. =MAX(-65, 56, 30, -45.4, 0) ___________.
d. =POWER(3,5) ___________.
e. =QUOTIENT(96 + 43, 65 + 43) ___________.
5. Answer the following questions in one to four sentences. (3x5=15)
a. Define function argument?
b. What are functions in Excel? How many types of functions do you know?
c. What is social networking?
d. Define the term plagiarism. How to avoid it?
e. What do you understand by computer ethics? Write any two computer ethics.
6. Answer the following questions in detail. (5x6=30)
a. Describe the term digital footprint. How are they formed?
b. Explain the term- i. Virus ii. Hacking iii. spamming.
c. Define E-Commerce. List any two benefits of E-Commerce.
d. What is E-greeting? Write some popular e-greeting websites name.
e. How is a mixed cell address different from relative and absolute cell addresses?
f. Explain Maths & Trig Functions with example.
give answer fast no SPAMMING it's very important...
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Answer. An indicator prepared from natural substances is known as natural indicator. Examples are Litmus, Turmeric, China rose petals, snowball plant, Red Cabbage and Grape Juice… . An indicator prepared from artificial substances is known as synthetic indicator Examples are Phenolphthalein and Methyl Orange.
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