Database Administration Questions

The Data Definition Language (DDL) is used to manage table and index structure.

CREATE,

ALTER,

RENAME,

DROP and

TRUNCATE

statements are the names of few data definition elements.

An English word with five letters in which if you remove the last four letters, still pronounced the same is QUEUE.

The given sentence means that, at working hours that person is reserved means he is very timid, feel shy or not talkative or won't share his feelings.

Memory is the part of the computer that temporarily holds data and instructions before and after they are processed by the ALU.

Memory is also known as primary storage, primary memory, main storage, internal storage, and main memory.

Manufacturers often use the term RAM, which stands for random-access memory.​

A computer can perform inputting, processing and cotrolling but it can't perform understanding as it is has no brain. It can't earn from its previous experiances.

Microprocessors are used in the computers of fourth generation computers. Personal microcomputers were possible due to the microprocessors.

Microprocessors further revolutionized the development of computers.

The first microprocessor called Intel 4004 was developed by American Intel Corporation in 1971.

A touch screen is the only device which works as both an input and an output device among the given options. You view the options available to you on the screen (output) and you then use your finger to touch the option that you have chosen (input).

Hence, Screen is not purely output device.