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ԱĿ

ʱ䣺2020-12-07 10:54:17 Ŀ ҪͶ

ԱĿ

ͨѶɷ޹˾ͨѶ豸޹˾йܻеڹ˾ɽ΢ӹ˾׿Ͷʷչ޹˾켯޹˾˳ͨŹ˾ʵ粿оʡʵܹ˾ӱʡʵĹ˾ͬӦҵСJ.LΪƼԱĿӭοĶ

ԱĿ

(50)

1TCP/IPģOSIοģ͵IJӦҪЭ____________ кṩӵIJɿTCP(Э)UDP(ûݱЭ) (˳ɽ) (4)

2OSIУڽڵƹܵIJ ·(2)

3IPַΪ 140.111.0.0 B磬ҪиΪ9ҶҪInternetΪ(D )(4)

A. 255.0.0.0

B. 255.255.0.0

C. 255.255.128.0

D. 255.255.240.0

4һǹǧλ̫ȷ( C )(4)

A. ݴΪ1000MBit/S

B. ֧ȫ˫ͷʽ

C. ֻܻڹʵ

D. ֡ʽ̫֡ʽͬ

5. 98Ԫ,öַʱ,Ƚϴ( D )(4)

1. 49

2. 15

3. 20

4. 7

6. ߶Ϊhȫ( A )(4)

1. 2h-1

2. 2h+1

3. 2h-1

4. 2h+1

7. Hashݴ洢һЧݽṹHashIJҸӶHashֵ㷨Чԣõ£HashIJҸӶΪ( A );£HsahIJҸӶΪ( C )(4)

1. O(1)

2. O(logn)

3. O(n)

4. O(nlogn)

1. д̵Ҫ״̬(12)

̬(running)(2)̬(ready)(2)ȴ̬(blocked)(2)(suspend)(2)½̬(new)(2)ֹ̬(exit)(2)

1. TCPΪβӣöֿ?Ϊʲô?(12)

Ϊ˷ֹʧЧٴδ͵ˡ(4)

ֲУ(2)

Ϊ粻ȶȻͻǰ͵Ե񷽣񷽵ͬӵӦδܵͻˡͻҪ·ö֣յشӺ󣬻Ϊµ󣬾ͻᷢͬӱģ¿ṩɷԴν˷ѡ(6)

C++(50)

1. һάdataѽ˳ʼԪظɲsizeofͨʽ__________________________sizeof(data/data[0]) (2)

2. ڼ̳л£ʱϵͳִ________Ȼִ_______(2) (2)

3. “int w[3][4];”pwwȼ۵ָ룬pwijʼΪ____________________ int (* pw)[4]=w; (2)

4. Ҫʹpr“char * p;”prijʼΪ_______________ char * &pr=p;(2)

5. ָʲô?(12)

1) ñʱ뱻ʼ(ָκʱ򱻳ʼ)(4)

2) һһñʼΪָһͲܱıΪһá(ָκʱָһ)(4)

3) N U L LáȷǺһϷĴ洢Ԫ(4)

6. ³ʲô?(16)

char *RetMemory(void)

{

char p[] = “hello world”;

return p;

}

void Test(void)

{

char *str = NULL;

str = RetMemory ();

printf(str);

}

ΪGetMemoryصָ“ջڴ”ָ룬ָĵַ NULLԭֵ`Ѿݲ֪

7. Ա淶ҪҪд(++i)+(i++) f(++i,i++)Ĵ룬˵ԭ(12)

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