1. The main difference between application software and operating system is that an operating system works as the interface between the user and the hardware while the application software is a program that performs a specific task.
2. Because the supervisor controls the entire operating system and loads into memory other operating system programs from disk only as needed.
3. The resident (supervisor program) remains in memory. The supervisor controls the entire operating system and loads into memory other operating system programs (called nonresident) from disk storage only as needed.
4. An operating system has 3 main functions:
1) manage the computer's resources
2) establish a user interface
3) execute and provide services for applicatiions software.
Объяснение:
1. National news - национальные новости
daily horoscope - ежедневный гороскоп
advertisement - реклама
fashion advice - модные советы, советы по стилю
interview - интервью, собеседование
magazine - журнал
documentaries - документальные фильмы
Don’t buy this dress, it doesn’ t go together with shoes.
She finished watching news and went on doing home task.
The alarm system will go up if the burglar break into your house.
When I drive a car I always listen to radio.
When my children grow up I want to be proud of them
2. He was learning this nursery rhyme for ages, but eventually he learned it by heart.
Where have you been?! I was so worried about you!
I like to read ‘Time’ newspaper, there are always interesting articles, my brother is interested in cartoon strips.
She follows all the beauty advice that’s why she is very attractive.
This is my favourite radio station, there is always the latest music and chart hits.
3. The detective asked, ‘What are you doing at the time of the robbery?’
He was cooking when the lights went out.
He was sleeping while Ann was drawing a picture.
She was washing the dishes when one of the plates fell down and broke to pieces.
Tom was in a hurry, so he ate quickly, packed his things and left the room.
When he heard that noise he was watching the local news.
4. My mother is very inquisitive, she likes to read gossips about celebrities.
Yesterday at 7 p.m I was watching a soap opera on the channel.
He received an award for his work on pollution.
There's a rumor that major will attend today's ceremony.
What a great news!
Did you phone your aunt last week?
Did you phone your aunt last week?He didn't drink milk at school.
Did you phone your aunt last week?He didn't drink milk at school.The children weren't at home last weekend.
Did you phone your aunt last week?He didn't drink milk at school.The children weren't at home last weekend.I sent an email to the wrong person yesterday!
Did you phone your aunt last week?He didn't drink milk at school.The children weren't at home last weekend.I sent an email to the wrong person yesterday!Did you see Sanzhar last week?
Удачи!
1. An aplications software package does not communicate directly with the hardware, whereas an operating system is a set of programs that lies between applications software and the computer hardware.
2. The supervisor program is the most important operating system program because it controls the entire operating system and loads into memory other operating system programs from disk storage only as needed.
3. A resident program is the program most of which remains in memory, whereas a non-resident program is the program which is loaded into memory.
4. An operating system has three main functions: (1) manage the computer's resources, such as the central processing unit, memory, disk drives, and printers, (2) establish a user interface, and (3) execute and provide services for applications software.
Объяснение: