Que.Why apps developed in languages like C, C++ is prone to Buffer-overflow?
|
| a. No string boundary checks in predefined functions |
| b. No storage check in the external memory |
| c. No processing power check |
| d. No database check |
No string boundary checks in predefined functions
Que.Old operating systems like _______ and NT-based systems have buffer-overflow attack a common vulnerability.
|
| a. Windows 7 |
| b. Chrome |
| c. IOS12 |
| d. UNIX |
Que.Buffer-overflow attack can take place if a machine can execute a code that resides in the data/stack segment.
|
| a. True |
| b. False |
| c. May be True or False |
| d. Can’t say |
Que.Among the two types ____________buffer-overflow is complex to execute and the least common attack that may take place.
|
| a. memory-based |
| b. queue-based |
| c. stack-based |
| d. heap-based |
Que._____________ buffer overflows, which are more common among attackers.
|
| a. Memory-based |
| b. Queue-based |
| c. Stack-based |
| d. Heap-based |
Que.With the lack of boundary check, the program ends abnormally and leads to ___________ error.
|
| a. logical |
| b. segmentation |
| c. compile-time |
| d. syntax |
Que.In an application that uses heap, the memory for data is allocated ____________
|
| a. logical |
| b. dynamically |
| c. statically |
| d. at the beginning of the program |
Que.In an application that uses stack, the memory for data is allocated ____________
|
| a. logical |
| b. dynamically |
| c. statically |
| d. at the end of the program |
Que.Malicious code can be pushed into the _________ during ______________ attack.
|
| a. stack, buffer-overflow |
| b. queue, buffer-overflow |
| c. memory-card, buffer-overflow |
| d. external drive, buffer-overflow |
Que.Variables that gets created dynamically when a function (such as malloc()) is called is created in the form of _______ data-structure.
|
| a. array |
| b. queue |
| c. stack |
| d. heap |