Question Bank

721 approved questions from the community

What is copy-on-write (COW)?

HARD
SINGLE CHOICE
40s
Operating System
by Mohamed

What is 'space sharing' in operating systems?

HARD
SINGLE CHOICE
40s
Operating System
by Mohamed

What are the drawbacks of the round robin load balancing algorithm? (Select all that apply)

HARD
MULTIPLE CHOICE
45s
HTTP
by Mohamed

What are the advantages of defining your own mapping in Elasticsearch? (Select all that apply)

HARD
MULTIPLE CHOICE
40s
Elastic
by Mohamed

How are Term Frequency and Document Frequency used in Elasticsearch?

HARD
SINGLE CHOICE
40s
Elastic
by Mohamed

What is the difference between buffered and unbuffered channels in Go?

HARD
SINGLE CHOICE
40s
Go
by Mohamed

What is the output when `iota` is used with `_ = iota + 3` followed by `x` in a const block?

HARD
SINGLE CHOICE
35s
Go
by Mohamed

When passing a slice to a function and using `append()`, why doesn't the original slice get modified?

HARD
SINGLE CHOICE
40s
Go
by Mohamed

Which of the following are benefits of compiling Go to a standalone binary? (Select all that apply)

HARD
MULTIPLE CHOICE
45s
Go
by Mohamed

What are advantages of IPv6 over IPv4? (Select all that apply)

HARD
MULTIPLE CHOICE
45s
Network
by Mohamed

Which factors can affect network performance? (Select all that apply)

HARD
MULTIPLE CHOICE
50s
Network
by Mohamed

What are the three steps in a TCP 3-way handshake? (Select all that apply)

HARD
MULTIPLE CHOICE
45s
Network
by Mohamed

What is OSPF primarily used for?

HARD
SINGLE CHOICE
40s
Network
by Mohamed

What is the primary purpose of CSMA/CD algorithm?

HARD
SINGLE CHOICE
40s
Network
by Mohamed

In Spine & Leaf network topology, what is the main characteristic?

HARD
SINGLE CHOICE
45s
Network
by Mohamed

Which PHP function should be used for strict email validation with Unicode support?

HARD
SINGLE CHOICE
40s
PHP
by Mohamed

What should be done immediately after setting a location header to ensure script execution stops?

HARD
SINGLE CHOICE
35s
PHP
by Mohamed

How can you exclude deprecation notices while reporting all other error types?

HARD
SINGLE CHOICE
40s
PHP
by Mohamed

What is the third parameter of the define() function used for?

HARD
SINGLE CHOICE
35s
PHP
by Mohamed

What does PHP compile requested files into during the pre-processing stage?

HARD
SINGLE CHOICE
35s
PHP
by Mohamed
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