A.32MB
B.64MB
C.128MB
D.256M
第1题:
A、Block是HDFS中最小的数据存储单位
B、Split是MapReduce中最小的计算单元
C、Block与Split是一一对应关系
D、Block和Split之间对应关系是任意的,可由用户控制
第2题:
A. 32MB
B. 64MB
C. 128MB
D. 16MB
参考答案:C
第3题:
HDFS中的block默认保存几个备份()。
第4题:
DB_BLOCK_SIZE初始化参数的度量单位是()。
第5题:
HDFS中的block默认保存()份.
第6题:
A system administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape?()
第7题:
The database has the data block size set to 8 KB. You need to import a tablespace with a 4 KB block size into the database. Which additional memory parameter(s) should be configured to perform a transportable tablespace import?()
第8题:
HDFS1.0默认Block Size大小是多少()。
第9题:
The parameter DB_CACHE_SIZE must be a multiple of 8.
The value of the parameter SGA_MAX_SIZE must be increased.
The tablespace must be created with a uniform extent size of 8 KB
The parameter DB_8K_CACHE_SIZE must be defined in the parameter file.
第10题:
32MB
64MB
128MB
256MB
第11题:
3份
2份
1份
不确定
第12题:
3份
2份
1份
不确定
第13题:
A、16M
B、32M
C、64M
D、128M
第14题:
hadoop中的hdfs实现底层是通过以下哪个选项实现的()
第15题:
数据块是Oracle数据库读/写数据的最小存储单元,它的大小由初始化参数db_block_size决定,在Oracle数据库创建时就决定了db_block_size的值。
第16题:
spark进行数据切分的时候,划分完成的partition个数和hdfs中block个数一致
第17题:
APG网元计费出现拥塞的时候,一般那几个SIZE会迅速增大?()
第18题:
A specialist is monitoring performance on a server. The data is on another partition within the same array as the OS. The following information is available: (1)The average record written to disk is 16KB (2)The I/O block size is 2KB (3)The stripe size on the RAID array is 16KB Which of the following will improve performance without rebuilding the operating system?()
第19题:
Your database block size is 4 KB. In this database, you are required to create a tablespace with a block size of 8 KB. Which is the prerequisite for creating this tablespace?()
第20题:
DB_4K_CACHE_SIZE only
DB_8K_CACHE_SIZE only
DB_BLOCK_SIZE and DB_4K_CACHE_SIZE
DB_BLOCK_SIZE and DB_8K_CACHE_SIZE
SGA_TARGET and DB_4K_CACHE_SIZE
DB_CACHE_SIZE only
第21题:
32MB
64MB
128MB
128GB
第22题:
16M
32M
64M
128M
第23题:
对
错