Top 100 Basic Computer Questions and Answers

The motherboard controls communications for the entire computer system. The main printed circuit board (PCB) in a computer is called the motherboard. All components and external peripherals connect to a computer's motherboard, which serves as its main communications hub.

Header and Footer options are available in the Insert tab of MS Word 2010. On the Insert tab, the Header and Footer options are found in the Headers and Footer group.

1. Paytm is an example of a valid e-wallet. E-wallet is a digital wallet that can be used to make payments both online and offline.

2. Paytm is a popular Indian e-wallet used by millions of people in India. Paytm can be used by users for online shopping, cash transfers, and bill payments.

Examples of valid e-wallets include-

Google Pay

PhonePe

Amazon Pay

Flipkart Pay

Mobikwik

Airtel Payments Bank

ICICI Pockets

HDFC Payzapp

The search engine performs the following tasks-

1. Web crawling: Search engines search all web pages on the web using a crawler. A crawler is a program that finds new web pages by following links on the web.

2. Indexing: Once the crawler finds all the web pages, the search engine indexes them in a database. The index contains information for each web page, such as title, URL, and content.

3. Searching: When a user types a search query, the search engine searches all the web pages in the index that may be related to the query.

1. Flash memory is a portable storage device that can store data for a short period of time.

2. Unlike traditional hard drives, flash memory is capable of retaining data even after the power is turned off.

3. A flash drive is a small, portable flash memory card that plugs into a computer's USB port and acts as a portable hard drive.

4. A flash drive is a portable data storage device. Flash drives contain multiple flash chips, which are large memory modules.

In MS Access 2010, data types cannot be entered or changed by the user.

- Auto Text

- Date/Time

- Auto Number

1. The full form of OTP is One one-time password.

2. OTP is used as one of the additional security features for secure online transactions.

3. The OTP feature prevents certain types of identity theft by ensuring that a captured username/password pair cannot be used a second time.

4. The user's login name usually remains the same, and the one-time password changes with each login.

5. One-Time Password (aka One-Time Passcode) is a form of strong authentication, providing better security to eBanking, corporate networks, and other sensitive data systems.