

McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Common Topics in Competitive and Entrance exams , Union Public Service Commission (UPSC) , Indian Administrative Service (IAS) .
1. |
Which of the following is the primary output device for computers? |
A. | Video monitor |
B. | Printer |
C. | Keyboard |
D. | Mouse |
E. | None of these |
Answer» A. Video monitor |
2. |
A directory within a directory is called |
A. | Mini Directory |
B. | Junior Directory |
C. | Part Directory |
D. | Sub-Directory |
E. | None of these |
Answer» D. Sub-Directory |
3. |
In windows XP, which shorcut is used to cycle through opened items in taskbar? |
A. | Ctrl + Tab |
B. | Alt + Tab |
C. | Ctrl + Esc |
D. | Alt + Esc |
E. | None of these |
Answer» D. Alt + Esc |
4. |
Stored data in which of the following remains intact even after the computer is turned off? |
A. | RAM |
B. | Motherboard |
C. | Secondary Storage Device |
D. | Primary Storage Device |
E. | None of these |
Answer» C. Secondary Storage Device |
5. |
SMTP, FTP and DNS are applications of the ________ layer. |
A. | Data link |
B. | Network |
C. | Transport |
D. | Application |
E. | None of these |
Answer» D. Application |
6. |
Which of the following is not a common feature of software applications? |
A. | Menus |
B. | Windows |
C. | Help |
D. | Search |
E. | None of these |
Answer» B. Windows |
7. |
In MICR, C stands for |
A. | Code |
B. | Colour |
C. | Computer |
D. | Character |
E. | None of these |
Answer» D. Character |
8. |
A _______ computer is a large and expensive computer capable of simultaneously processing data for hundreds or thousands of users. |
A. | server |
B. | mainframe |
C. | desktop |
D. | tablet |
E. | None of these |
Answer» B. mainframe |
9. |
The trend in computer systems is towards the use of graphical user interfaces (GUIs). In these operating systems, a track ball is described as |
A. | a roller ball which moves the cursor. |
B. | a pen-shaped device which allows data to be entered through the CRT screen. |
C. | a figure which resembles a familiar office device. |
D. | an outdated input device. |
E. | None of these |
Answer» A. a roller ball which moves the cursor. |
10. |
The _______ folder retains copies of messages that you have started but are not yet ready to send |
A. | Inbox |
B. | Outbox |
C. | Drafts |
D. | Sent Items |
E. | Address Book |
Answer» C. Drafts |
11. |
The ability of an OS to run more than one application at a time is called |
A. | multitasking |
B. | object-oriented programming |
C. | multiuser computing |
D. | time-sharing |
E. | None of these |
Answer» A. multitasking |
12. |
Which of the following is an example of non-numeric data? |
A. | Employee address |
B. | Examination score |
C. | Bank balance |
D. | All the above |
E. | None of these |
Answer» E. None of these |
13. |
Coded entries which are used to gain access to a computer system are called |
A. | Entry codes |
B. | Passwords |
C. | Security commands |
D. | Codewords |
E. | None of these |
Answer» B. Passwords |
14. |
To move to the bottom of a document, press |
A. | Insert key |
B. | Home key |
C. | Ctrl key + End key |
D. | End key |
E. | None of these |
Answer» C. Ctrl key + End key |
15. |
A device that is connected to the motherboard is _______. |
A. | called an external device. |
B. | called an adjunct device. |
C. | called a peripheral device. |
D. | connected using ribbon cable. |
E. | None of these |
Answer» C. called a peripheral device. |
16. |
An error is also known as |
A. | bug |
B. | debug |
C. | cursor |
D. | icon |
E. | None of these |
Answer» A. bug |
17. |
What type of device is a keyboard? |
A. | Black |
B. | Input |
C. | Output |
D. | Word processing |
E. | None of these |
Answer» B. Input |
18. |
Arithmetic operations |
A. | involve matching one data item to another to determine if the first item is greater than, equal to or less than the other item. |
B. | sort data items according to standard, predefined criteria in ascending or descending order. |
C. | use conditions with operators such as AND, OR and NOT. |
D. | include addition, subtraction, multiplication and division. |
E. | None of these |
Answer» D. include addition, subtraction, multiplication and division. |
19. |
Which part of the computer helps to store information? |
A. | Disk drive |
B. | Keyboard |
C. | Monitor |
D. | Printer |
E. | None of these |
Answer» A. Disk drive |
20. |
Which of the following is the default mask of a class A IP address? |
A. | 255.0.0.255 |
B. | 255.255.0.0 |
C. | 255.0.0.0 |
D. | 255.255.255.0 |
E. | None of these |
Answer» C. 255.0.0.0 |
21. |
What is Internet ? |
A. | A new type of cabling system for Wide Area Networks |
B. | A second local area network that can connect with another online LAN to share access |
C. | A new standard for Internet browsers |
D. | An association to develop advanced Internet technology |
E. | None of these |
Answer» D. An association to develop advanced Internet technology |
22. |
To drop a column that is used as a foreign key, first |
A. | drop the primary key. |
B. | drop the table. |
C. | drop the foreign key constraint. |
D. | All the above |
E. | None of these |
Answer» C. drop the foreign key constraint. |
23. |
The name given to a document by user is called |
A. | Filename |
B. | Program |
C. | Data |
D. | Record |
E. | None of these |
Answer» A. Filename |
24. |
________ is a procedure that requires users to enter an identification code and a matching password. |
A. | Paging |
B. | Logging on |
C. | Time sharing |
D. | Multitasking |
E. | None of these |
Answer» B. Logging on |
25. |
Which device is used as the standard pointing device in a Graphical User Environment? |
A. | Keyboard |
B. | Mouse |
C. | Joystick |
D. | Track ball |
E. | None of these |
Answer» B. Mouse |
26. |
The Assistant is |
A. | an application that allows you to take notes and save them in a file. |
B. | an animated character that provides help and suggestions. |
C. | a button on the standard Toolbar that executes the Print command. |
D. | a collection of frequently misspelled words in a dictionary file. |
E. | None of these |
Answer» B. an animated character that provides help and suggestions. |
27. |
A CPU contains |
A. | a card reader and a printing device. |
B. | an analytical engine and a control unit. |
C. | a control unit and an arithmetic logic unit. |
D. | an arithmetic logic unit and a card reader. |
E. | None of these |
Answer» C. a control unit and an arithmetic logic unit. |
28. |
The ability of an OS to run more than one application at a time is called |
A. | multitasking |
B. | object-oriented programming |
C. | multi user computing |
D. | time-sharing |
E. | None of these |
Answer» A. multitasking |
29. |
Permanent instructions that the computer uses when it is turned on and that cannot be changed by other instructions are contained in |
A. | ROM |
B. | RAM |
C. | ALU |
D. | REM |
E. | None of these |
Answer» A. ROM |
30. |
What are .bas, .doc and .htm examples of? |
A. | Databases |
B. | Extensions |
C. | Domains |
D. | Protocols |
E. | None of these |
Answer» B. Extensions |
31. |
The vast network of computers that connects millions of people all over the world is called |
A. | LAN |
B. | Web |
C. | Hypertext |
D. | Internet |
E. | None of these |
Answer» D. Internet |
32. |
The property that when classes are arranged in a hierarchy, each class assumes the attributes and methods of its ancestors is called |
A. | generalisation |
B. | inheritance |
C. | encapsulation |
D. | information hiding |
E. | None of these |
Answer» B. inheritance |
33. |
The software component of an expert system that draws conclusions is the |
A. | user interface |
B. | database |
C. | inference engine |
D. | I/O controller |
E. | model base |
Answer» C. inference engine |
34. |
The attributes and methods for each object are stored in |
A. | an object instance |
B. | an object connection |
C. | an assembly structure |
D. | an object repository |
E. | None of these |
Answer» D. an object repository |
35. |
One advantage of dial-up Internet access is |
A. | it utilises broadband technology. |
B. | it utilises existing telephone service. |
C. | it uses a router for security. |
D. | modem speed is very fast. |
E. | None of these |
Answer» B. it utilises existing telephone service. |
36. |
What is backup? |
A. | Adding more components to your network |
B. | Protecting data by copying it from the original source to a different destination |
C. | Filtering old data from the new data |
D. | Accessing data on tape |
E. | None of these |
Answer» B. Protecting data by copying it from the original source to a different destination |
37. |
Which of the following is true ? |
A. | Byte is a single digit in a binary number. |
B. | Bit represents a grouping of digital numbers. |
C. | An eight-digit binary number is called a byte. |
D. | An eight-digit binary number is called a bit. |
E. | None of these |
Answer» C. An eight-digit binary number is called a byte. |
38. |
A hard copy of a file created on a computer refers to data |
A. | saved on a floppy disk. |
B. | printed on a printer. |
C. | backed up on a tape drive. |
D. | sent as an e-mail. |
E. | None of these |
Answer» B. printed on a printer. |
39. |
A ______ is an organised collection of data about a single entity. |
A. | file |
B. | library |
C. | database |
D. | dictionary |
E. | None of these |
Answer» A. file |
40. |
Something which has easily understood instructions is said to be |
A. | user-friendly |
B. | information |
C. | word processing |
D. | icon |
E. | None of these |
Answer» A. user-friendly |
41. |
Hardware devices that are not part of the main computer system and are often added later to the system are called |
A. | clip art |
B. | highlight |
C. | execute |
D. | peripherals |
E. | None of these |
Answer» D. peripherals |
42. |
All of the following are examples of real security and privacy risks except |
A. | Hackers |
B. | Spam |
C. | Viruses |
D. | Identity theft |
E. | None of these |
Answer» B. Spam |
43. |
If you want to move an icon on your desktop, this is called |
A. | double clicking |
B. | highlighting |
C. | dragging |
D. | pointing |
E. | None of these |
Answer» C. dragging |
44. |
A computer checks the ________ of usernames and passwords for a match before granting access. |
A. | website |
B. | network |
C. | backup file |
D. | database |
E. | None of these |
Answer» D. database |
45. |
Computers that are portable and convenient for users who travel are known as |
A. | supercomputers |
B. | laptops |
C. | minicomputers |
D. | file servers |
E. | None of these |
Answer» B. laptops |
46. |
A MODEM is connected in between a telephone line and a |
A. | Network |
B. | Computer |
C. | Communication Adapter |
D. | Serial Port |
E. | All of these |
Answer» B. Computer |
47. |
Windows is ________ and Window 95, Window 98 are________. |
A. | Graphical User Interface, Operating System |
B. | Graphics Useful Interface, Executing Systems |
C. | Graph User Interval, Expert Systems |
D. | Graphical Use Interphase, Excel Systems |
E. | None of these |
Answer» A. Graphical User Interface, Operating System |
48. |
Which of the following is the most widely used input device? |
A. | Mouse |
B. | Keyboard |
C. | Modem |
D. | Monitor |
E. | None of these |
Answer» B. Keyboard |
49. |
The blinking symbol which indicates the next position of the character is called |
A. | Delete key |
B. | Control key |
C. | Cursor |
D. | Return key |
E. | None of these |
Answer» C. Cursor |
50. |
A small figure which depicts some application on the screen is called |
A. | Menu |
B. | Photo |
C. | Modem |
D. | Icon |
E. | None of these |
Answer» D. Icon |
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