481 . Which of the following is a valid ending for a word file?
- A. .xls
- B. .wmv
- C. .roc
- D. .mac
- E. .dock
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482 . Which of the following is an important attribute of RAM memory?
- A. Random access
- B. Volatile
- C. Non-Volatile
- D. Sequential access
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483 . which of the following is an incorrect statement about packages?
- A. Package defines a namespace in which classes are stored
- B. A package can contain other packages within it
- C. Java uses file system directories to store packages
- D. A package can be renamed without renaming the directory in which the classes are stored.
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Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018
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484 . Which of the following is an open source operating system?
- A. Vista
- B. UBUNTU
- C. DOS
- D. Windows XP
- E. JAVA
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485 . Which of the following is an open source operating system?
- A. Vista
- B. UBUNTU
- C. DOS
- D. Windows XP
- E. JAVA
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486 . Which of the following is an operating system?
- A. Unix
- B. Oracle
- C. Excel
- D. Power Point
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487 . Which of the following is associated with error detector?
- A. Odd parity bit
- B. Even parity bit
- C. Both of the above
- D. None of the above
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Bangladesh Bank - Officer(Cash) - 2016
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488 . Which of the following is false about a binary search tree?
- A. The left child is always lesser than its parent
- B. The right child is always greater than its parent
- C. The left and right sub-should also be binary search trees
- D. Either the left of the right sub- tree should be be binary search tree but not both.
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Assit. Programmer | Sonali Bank- Rubali Bank- BD Krishi Bank - 16.11.2018
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489 . Which of the following is harmful for a computer?
- A. Excessive temperature
- B. Dust
- C. Water
- D. VIRUS
- E. All of these are harmful
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490 . Which of the following is machine independence program?
- A. Machine language
- B. Assembly language
- C. High level language
- D. Low level language
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491 . Which of the following is most likely to protect a personal computer system during an electrical strom?
- A. Totally disconnect all cables and power cords
- B. use surage suppressers on all AC outlets
- C. Disconnect the line cords
- D. Turn the AC power off
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492 . Which of the following is not a database management software?
- A. MySQL
- B. Oracle
- C. Sybase
- D. COBOL
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প্রবেশনারি অফিসার | 02-04-2022
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493 . which of the following is not a malware?
- A. Virus
- B. Worm
- C. Bug
- D. Trojan horse
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Senior Officer (IT) - Sonali-Janata-BD Krishi-BD Development Bank Ltd - 30.11.2018
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494 . Which of the following is NOT a peripheral device?
- A. Motherboard
- B. Scanner
- C. Monitor
- D. None
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495 . Which of the following is not a primary storage device?
- A. Magnetic tape
- B. Magnetic disk
- C. Optical disk
- D. None of above
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