1.
Which of the following key combination can be used to open task manager?
Answer: Option 'B'
Ctrl + Shift + ESC Ctrl + Shift + ESC can be used to open task manager
2.
Who among the following is known as the Father of The Internet?
Answer: Option 'B'
Vint Cerf Tim Berners-Lee- Inventor of the World Wide Web. Berners-Lee is the director of the World Wide Web Consortium (W3C), which oversees the continued development of the Web.
Raymond Tomilson-Sent the first e-mail (to himself)
Douglas Englebart- Father of computer mouse
Charles Babbage- Father of computers, inventor of analytical engine and difference engine
Vint Cerf- Father of the Internet. Cerf is the co-designer of the TCP/IP protocols and the architecture of the Internet.
3.
What key links records from one database table to a record or records in another database table?
Answer: Option 'B'
Foreign key A FOREIGN KEY is a key used to link two tables together. A FOREIGN KEY is a field (or collection of fields) in one table that refers to the PRIMARY KEY in another table. The table containing the foreign key is called the child table, and the table containing the candidate key is called the referenced or parent table.
4.
__________are ‘attempts by individuals to obtain confidential information from you by falsifying their identity.
Answer: Option 'A'
Phishing phishing is a type of Internet fraud scam where the scammer sends email messages that appear to be from financial institutions or credit card companies that try to trick recipients into giving private information (i.e., username, password, account number, etc.).
5.
Which one of the following is not an e-mail service provider?
Answer: Option 'C'
E-mail service providers allow you to create an e-mail account. Hotmail, Gmail and Yahoo Mail allow you to create a free e-mail account, but Bing doesn’t.
6.
Trackball is an example of a/an ______.
Answer: Option 'B'
Pointing device Trackball is an example of a pointing device (mouse).
7.
Stored data in which of the following remains intact even after the computer is turned off?
Answer: Option 'D'
Secondary Storage Device stored data in secondary storage is not deleted when power turns off.
8.
A graphical input device that can generate digital signals that represent the movement of a pen is known as
Answer: Option 'A'
Light pen A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer’s CRT display. It allows the user to point to displayed objects or draw on the screen in a similar way to a touchscreen but with greater positional accuracy.
9.
How many columns are there in latest version of MS Excel?
Answer: Option 'B'
16,384 16,384 columns are there in latest version of MS Excel
10.
What resides on the motherboard and connects the CPU to other components on the motherboard?
Answer: Option 'B'
System bus A system bus is a single computer bus that connects the major components of a computer system, combining the functions of a data bus to carry information, an address bus to determine where it should be sent, and a control bus to determine its operation.