stdout, stdin and stderr are ________

stdout, stdin and stderr are . . . . . . . .

A

File pointers

B

File descriptors

C

Streams

D

Structure

The standard output (stdout) and error (stderr) streams of the task are read by the TaskTracker and logged to _________

A

${HADOOP_LOG_DIR}/user

B

${HADOOP_LOG_DIR}/userlogs

C

${HADOOP_LOG_DIR}/logs

D

None of the mentioned

The standard output (stdout) and error (stderr) streams of the task are read by the TaskTracker and logged to . . . . . . . .

A

${HADOOP_LOG_DIR}/user

B

${HADOOP_LOG_DIR}/userlogs

C

${HADOOP_LOG_DIR}/logs

D

None of the mentioned

Which of the following statements about stdout and stderr are true?

A

Same

B

Both connected to screen always

C

Both connected to screen by default

D

stdout is line buffered but stderr is unbuffered

At start of process execution, STDOUT & STDERR

A

Point to current terminal device

B

Are closed

C

Point to special files on the system

D

None of the mentioned

gets() does the following when it reads from stdin.

A

Deletes the ‘t’

B

Puts adds it.

C

Deletes the terminating ‘n’

D

Nothing

If a program executing in background attempts to read from STDIN

A

It is terminated

B

It’s execution is suspended

C

STDIN is made available to it

D

None of the mentioned

puts() does the following when it writes to stdout.

A

Deletes everything

B

Adds ‘t’ to the line written

C

Deletes the terminating ‘n’

D

Adds ‘n’ to the line written

Which of the following are valid PHP stream transports?
1. http
2. STDIO
3. ftp
4. STDOUT
5. stream

A

Option 3 and 5

B

Option 1 and 4

C

Option 4 and 5

D

Option 2 and 5

stderr is similar to?

A

stdin

B

stdout

C

both stdout and stdin

D

none of the mentioned

stdout, stdin and stderr are ________

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