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Consider the following example – Size of Plaintext – 48 bytes. Size of MAC – 20 bytes. Block Length – 8 bytes. How many bytes of padding need to be added to the system?
The order of a leaf node in a B+ tree is the maximum number of (value, data record pointer) pairs it can hold. Given that the block size is 1K bytes, data record pointer is 7 bytes long, the value field is 9 bytes long and a block pointer is 6 bytes long, what is the order of the leaf node?
A file contains 1026 bytes. How many bytes of disk space will it consume if size of a disk block is 1024 bytes?
Consider a machine with a byte addressable main memory of 220 bytes, block size of 16 bytes and a direct mapped cache having 212 cache lines. Let the addresses of two consecutive bytes in main memory be (E201F)16 and (E2020)16. What are the tag and cache line address (in hex) for main memory address (E201F)16?
A float occupies 4 bytes. If the hexadecimal equivalent of these 4 bytes are A, B, C and D, then when this float is stored in memory in which of the following order do these bytes gets stored?
Consider a machine with a byte addressable main memory of 216 bytes and block size of 8 bytes. Assume that a direct mapped cache consisting of 32 lines used with this machine. How many bits will be there in Tag. line and word field of format of main memory addresses ?
A computer employs RAM chips of 256 bytes and ROM chips of 1024 bytes. If the computer system needs 1kB of RAM and 1kB of ROM, then how many address lines are required to access the memory?
What is the size of window for host A if the value of rwnd is 5000 bytes and the value of cwnd is 2900 bytes?
In TCP Sliding Window, what would be the value of the receiver window (rwnd) for host X if the receiver, host Y, has a buffer size of 6000 bytes and 2000 bytes of received and unprocessed data?
Select the correct differences between char and varchar data types? i. varchar is non unicode and char is unicode character data type ii. char is ‘n’ bytes whereas varchar is actual length in bytes of data entered in terms of storage size iii. varchar is variable in length and char is the fixed length string iv. For varchar, if a string is less than the maximum length then it is stored in verbatim without any extra characters while for char if a string is less than the set length it is padded with extra characters to equalize its length to given length