1.
File extensions are used order to:
Answer: Option 'D'
Identify the file type
2.
Web pages are created by using which among the following?
Answer: Option 'B'
HTML Hypertext Markup Language (HTML) is a markup language and it is used to create websites or Web pages.
3.
Which of the following must be contained in a URL?
Answer: Option 'B'
A protocol identifier, www and the unique registered domain name A protocol identifier, www and the unique registered domain name are requisite for a URL
4.
Which of the following hardware or software designed to guard against unauthorized access to a computer network?
Answer: Option 'B'
Firewall
A firewall is either hardware or software, or a combination of both. firewall prevent the unauthorized access to or from a private network.
5.
Which of the following cable technologies covert electrical signals into optical signals?
Answer: Option 'D'
Fiber optics Fiber optic cables transmit signals in the form of optical signals over a narrow glass fiber stand.
6.
What is the full form of SIM?
Answer: Option 'C'
The first SIM card was developed in 1991 by Munich smart card maker Giesecke & Devrient, who sold the first 300 SIM cards to the Finnish wireless network operator Radiolinja. A subscriber identity module is a removable smart card for mobile phones. SIM cards store the required information to identify the mobile device.
7.
Which PowerPoint view displays each slide of the presentation as a thumbnail and is useful for rearranging slides?
Answer: Option 'A'
Slide Sorter Slide sorter view in PowerPoint or OpenOffice Impress is a window that displays thumbnail versions of all your slides, arranged in horizontal rows. This view is useful to make global changes to several slides at one time. Rearranging or deleting slides is easy to do in Slide Sorter view
8.
Which feature helps to search the text through reference material such as dictionaries, encyclopedias and translation services?
Answer: Option 'B'
Research In the Research Option dialog box, you can select from dictionaries, thesauruses, and various Internet research Web sites in several languages. The Research Options services available depend on the language of the version of Office and any services that we add to the Research Options dialog box
9.
OSI model has how many layers?
Answer: Option 'C'
Seven Layers OSI Model stands for Open System Interconnection and it has seven layers: Application Layer, Presentation Layer, Session Layer, Transport Layer, Network Layer, Data link Layer, Physical Layer.
10.
Which of the following is used to enter the current time in ms-excel?
Answer: Option 'A'
Ctrl+Shift+;
11.
What is the overall term for creating, editing, formatting, storing, retrieving and printing a text document?
Answer: Option 'A'
Word processing Word processing is the overall term for creating, editing, formatting, storing, retrieving and printing a text document.
12.
Which of the following is the correct option that allows users to bring together copies of workbooks that other users have worked on independently in MS Excel?
Answer: Option 'B'
Merging Merging allows users to bring together copies of workbooks in Excel
13.
Which of the following appropriately relates with starting up an operating system?
Answer: Option 'D'
Booting Booting is a startup sequence that starts the operating system of a computer when it is turned on. A boot sequence is the initial set of operations that the computer performs when it is switched on. Every computer has a boot sequence.
14.
Which of the following is related to simplex communication?
Answer: Option 'B'
Television Television is an example of simplex communication.
15.
The most widely used type of database management system is the:
Answer: Option 'C'
Relational database
A relational database management system (RDBMS) is a database management system (DBMS) that is based on the relational model as invented by E. F. Codd. Relational databases have often replaced legacy hierarchical databases and network databases because they are easier to understand and use.
16.
Which among the following is not a valid key in a relational database model?
Answer: Option 'D'
Track Key All other are valid keys except for track key.
17.
Which of the following heading elements displays text with the same size as the normal text written in an HTML document?
Answer: Option 'D'
<H4> The text written within the H4 element has the same size as the normal plain text, whereas the text written within the H1, H2 and H3 elements are larger than the normal text. Text written within the H5 and H6 elements has smaller size than the normal text.
18.
ISDN stands for_________.
Answer: Option 'A'
Integrated Services Digital Network
ISDN stands for Integrated Services Digital Network.
19.
__________ ensures secure transfer of data over an unsecured network, such as the Internet.
Answer: Option 'D'
Cryptography In cryptography, data are sent in such a way that they look completely different from the original data. Thus, cryptography ensures secure transfer of data over an unsecured network.
20.
What is a hyperlink?
Answer: Option 'A'
It is a text or image that you can click on to jump to a new document/page.
A hyperlink, or simply a link, is a reference to data that the reader can directly follow either by clicking, tapping, or hovering. Hyperlinks are found in nearly all Web pages, allowing users to click their way from page to page.