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This section includes 282 Mcqs, each offering curated multiple-choice questions to sharpen your 2nd Class knowledge and support exam preparation. Choose a topic below to get started.
| 251. |
Which one of the following is the exclamation mark? |
| A. | * |
| B. | / |
| C. | ! |
| D. | ! |
| E. | None of these |
| Answer» D. ! | |
| 252. |
Read the following statements:Statement: 1. Alphabets are the characters.Statement: 2. Numbers are the characters.Statement: 3. Alphabets and numbers are alphanumeric.Which one of the following is correct about the above statements? |
| A. | Statement 1 is correct |
| B. | Statement 2 is correct |
| C. | Statement 3 is correct |
| D. | All are correct |
| E. | None of these |
| Answer» E. None of these | |
| 253. |
How many bits are there in one byte of data? |
| A. | 4 |
| B. | 3 |
| C. | 8 |
| D. | 16 |
| E. | None of these |
| Answer» D. 16 | |
| 254. |
Consider the following statements:Statement: 1. Software bug causes the unexpected result.Statement: 2. Software bug is useful for data processing.Statement; 3. Software bug is the incorrect program source code.Which one of the following is correct about the above statements? |
| A. | Statement 1 |
| B. | Statement 2 |
| C. | Statements 3 |
| D. | Statement 1 and 3 |
| E. | None of these |
| Answer» E. None of these | |
| 255. |
Which one of the following utility is used for backup of data to restore the data when needed? |
| A. | Copy |
| B. | Paste |
| C. | Backup |
| D. | All of these |
| E. | None of these |
| Answer» D. All of these | |
| 256. |
Read the following statements:Statement: 1. Cursor is usually bright, blinking and movable indicator on the computer screen.Statement: 2. Cursor is a type of font style. Which one of the following is correct about the above statements?Statement: 3. Cursor used to make letter Capitalize. |
| A. | Statement 1 is correct |
| B. | Statement 2 is correct |
| C. | Statement 3 is correct |
| D. | All are correct |
| E. | None of these |
| Answer» B. Statement 2 is correct | |
| 257. |
Consider the following statements:Statement; 1. Compiler causes bug.Statement: 2. Correctly entered data causes bug.Statement: 3. Bugs give correct outputWhich one of the following is correct about the above statements? |
| A. | Statement 1 is correct |
| B. | Statement 2 is correct |
| C. | Statement 3 is correct |
| D. | All are correct |
| E. | None of these |
| Answer» B. Statement 2 is correct | |
| 258. |
Read the following statements:Statement: 1. An Abacus is made of beads and wires.Statement: 2. An Abacus is made of semiconductor devices.Statement: 3. An Abacus is an electronic calculating device.Which one of the following is correct about the above statements? |
| A. | Statement 1 is correct |
| B. | Statement 2 is correct |
| C. | Statement 3 is correct |
| D. | All are correct : |
| E. | None of these |
| Answer» B. Statement 2 is correct | |
| 259. |
Shreya: Animation is the rapid display of sequence of images.Priya: Animation is the type of insects.Rita: Animation is used for making cartoon.Who is correct? |
| A. | Priya |
| B. | Shreya |
| C. | Rita |
| D. | Rita and Priya are Correct |
| E. | None of these |
| Answer» E. None of these | |
| 260. |
Which of the following statements is INCORRECT while working on the computer? |
| A. | You should bend forward and sit close to the computer monitor. |
| B. | You should sit at least an arm's length away from the computer monitor. |
| C. | You should take short breaks while working on a computer for long hours. |
| D. | You should keep the computer away from dust and humidity. |
| Answer» B. You should sit at least an arm's length away from the computer monitor. | |
| 261. |
Read the following statements:Statement: 1. The start menu contains programs.Statement: 2. The start menu contains system files.Statement: 3. The start Menu contain power button to shut down the system.Which one of the following is correct about the above statements? |
| A. | Statement 1 is true and 2 is false |
| B. | Statement 1 is false and 2 is true |
| C. | Both statements are true |
| D. | Both statements are false |
| E. | None of these |
| Answer» E. None of these | |
| 262. |
Given below are the figures of I-P-O cycle. Find out which one is correct figure? |
| A. | |
| B. | All of these |
| C. | None of these |
| Answer» C. None of these | |
| 263. |
The first calculating device used by man was _______. |
| A. | Computer |
| B. | Calculator |
| C. | Abacus |
| D. | All of these |
| Answer» D. All of these | |
| 264. |
Which of the following statements is INCORRECT in context of a computer? |
| A. | It can work at a very high speed. |
| B. | It has very good memory. It cannot forget the information stored in it. |
| C. | It cannot do the same work again and again. It gets bored. |
| D. | It cannot make any mistake on its own. |
| Answer» D. It cannot make any mistake on its own. | |
| 265. |
Which of the following types of computer are used for special applications which require huge mathematical calculations? |
| A. | Mainframe computer |
| B. | Palmtop |
| C. | Laptop |
| D. | None of these |
| Answer» B. Palmtop | |
| 266. |
Which of the following statements is/are CORRECT regarding the given device? |
| A. | It is a smart machine. |
| B. | It can store many things like words, numbers and pictures. |
| C. | It works when it gets order from you. |
| D. | All of these |
| Answer» E. | |
| 267. |
Which of the following is/are CORRECT difference between human being and computer? Computer Human (1) It Cannot think on its own They can think (2) It has feeling They do not have feeling |
| A. | Only (1) |
| B. | Only (2) |
| C. | Both (1) and (2) |
| D. | Neither (1) nor (2) |
| Answer» B. Only (2) | |
| 268. |
Which of the following is a basic feature of a computer? |
| A. | It can think. |
| B. | It can work without electricity. |
| C. | It can store information. |
| D. | It can make its own decisions. |
| Answer» D. It can make its own decisions. | |
| 269. |
The CPU has to handle a lot of tasks at the same time. Therefore, it has got some helping parts. They are the memory, the arithmetic and logical unit and ______. |
| A. | Help unit |
| B. | Process unit |
| C. | Coordinate unit |
| D. | Control unit |
| E. | None of these |
| Answer» E. None of these | |
| 270. |
The keyboard consists of |
| A. | Memory |
| B. | Function keys |
| C. | Number keys |
| D. | Both [b] and [c] |
| E. | None of these |
| Answer» E. None of these | |
| 271. |
Which one of the following is called parentheses? |
| A. | () |
| B. | * |
| C. | ^ |
| D. | ! |
| E. | None of these |
| Answer» B. * | |
| 272. |
Select the hand-held device that can be connected with the desktop computer using a wire (known as data cable). |
| A. | |
| B. | |
| C. | |
| D. | All of these |
| Answer» C. | |
| 273. |
Which one of the following represents the working principle of computer that if a computer receives wrong command then it displays wrong output? |
| A. | Go In Go Out |
| B. | Go inside Go Outside |
| C. | Garbage In Garbage Out |
| D. | None of these |
| E. | None of these |
| Answer» D. None of these | |
| 274. |
Unscramble the jumbled word given below, and select the CORRECT statement about it. EATBLT |
| A. | It cannot be carried from one place to another. |
| B. | It can only be used by scientists. |
| C. | It works with the help of battery, that can be charged with electricity. |
| D. | All of these |
| Answer» D. All of these | |
| 275. |
What is the use of the following back and forward arrow in the webpage? |
| A. | To visit previous and next webpage, |
| B. | To scroll the current page |
| C. | To minimize the current page |
| D. | All of these |
| E. | None of these |
| Answer» B. To scroll the current page | |
| 276. |
Read the following statements:Statement: 1. The keys of computer keyboard are marked with letters and numbers.Statement: 2. The computer keyboard has special keys.Statement: 3. The keyboard keys has number keys.Which one of the following is correct about the above statements? |
| A. | Statement 1 is true |
| B. | Statement 2 is true |
| C. | Statement 3 is true |
| D. | All are correct |
| E. | None of these |
| Answer» E. None of these | |
| 277. |
Computers function on the basis of I-P-O cycle. What does I stand in the I-P-O cycle? |
| A. | Integer |
| B. | Inbox |
| C. | Input |
| D. | Integrates |
| E. | None of these |
| Answer» D. Integrates | |
| 278. |
Match the statement A with statement B.Statement AStatement B1.The information you writing on the form.i.Processing2.Printed ticketsii.Output3.Searching the seat per your requirementsiii.Input |
| A. | 1\[\to \]i, 2\[\to \] ii, 3\[\to \]iii |
| B. | 1\[\to \]iii, 2\[\to \] ii, 3\[\to \]i |
| C. | 1\[\to \] ii, 2\[\to \]i, 3\[\to \]iii |
| D. | 1\[\to \]iii, 2\[\to \]i, 3\[\to \] ii |
| E. | None of these |
| Answer» C. 1\[\to \] ii, 2\[\to \]i, 3\[\to \]iii | |
| 279. |
Which of the following statements are correct?1. Using the input device, we can give/feed information to the computer.2. With the help of keyboard, we can write on the computer.3. Keyboard is an input device. |
| A. | 2 and 3 are correct |
| B. | 1 and 2 are correct |
| C. | All are correct |
| D. | 1 and 3 are correct |
| E. | None of these |
| Answer» D. 1 and 3 are correct | |
| 280. |
This device of the computer understands and executes all our instructions which can either be input/output operations, numerical calculations or logical comparisons. Identify this device? |
| A. | Memory |
| B. | VDU |
| C. | Keyboard |
| D. | CPU |
| E. | None of these |
| Answer» E. None of these | |
| 281. |
Consider the following statements:Statement: 1. Better keyboard skill gives best productivity.Statement: 2. The upper row of the keyboard contains function keys.Statement: 3. The keyboard contain 26 alphabets keysWhich one of the following is correct about the above statements? |
| A. | Statement 1 is true and 2 is false |
| B. | Statement 1 is true |
| C. | Statement 3 is true |
| D. | All are correct |
| E. | None of these |
| Answer» E. None of these | |
| 282. |
Where does the first finger of the left hand should be placed to place the little finger of the left hand on key A of the keyboard? |
| A. | F |
| B. | D |
| C. | P |
| D. | O |
| E. | None of these |
| Answer» B. D | |