... airplane, with intermediate and overlapping use of balloons, and helicopters, post office mail contracts ensured the income necessary to build the great highways, rail lines, and airways that eventually...
... park in London has its own _ A attract B attractive C attraction D to attract 37 Anna looks very _ in her new dress A attract B attractive C attraction D to attract 38 Nam feels _ because he ... D knew 29 The town is very _ Thousands of tourists visit it each month A attract B attractive C attraction D attracted 30 I hope you have not much _ in finding this place A difficult B difficulty ... B more hardly C more harder D harder 36 This park is very _ to visitors A attract B attraction C attractive D attracted 37 Here, in fine weather, can be seen hundreds of _ people who have...
... -v B tar -cvf C tar -c D tar -vf Answer: B 210.Which of the following commands can be used to extract a tar file? A tar -vf B tar -xvf C tar -e D tar -v Answer: B 211.You want to find out what...
... utility would use to remove/display columns from each line of a file? A pwd B col C cut D tail E extract Answer: C 125.If you set the umask to 022, by default what permissions will your files have? ... utility would use to remove/display columns from each line of a file? A pwd B col C cut D tail E extract Answer: C 170.Which of the following will copy file1.txt to file2.txt? Choose Two A cat file1.txt...
... usermod -h C usermod -u D usermod -c Answer: A 75.Which of the following commands can be used to extract a tar file? A tar -vf B tar -xvf C tar -e D tar -v Answer: B 76.You want a user's account ... are necessary to compile and install a source code program? Choose the least amount possible A Extract source B edit makefile C ./configure D make E make install Answer: A, C, D, E 116.Which command...
... wrong with the following command? tar cvfb //dev/tape 20 A You cannot sue the c option with the b option B The correct like should be tar –cvfb /dev/tape20 C The arguments are not in the same order ... the tar command with the -t s D Use the tar command with the -u switch Answer: D 64.You had a contractor come into your company You originally set his account to expire after thirty days You now...
... economical D economy 18 Halong is one of the most famous tourist in Vietnam A attractions B attract C attracted D attracting 19 Many people love the of life in the countryside A simplicity ... old C older D elder 43 The of the moon for the earth causes the tides A attract B attracted C attractive D attraction 44 Tom didn’t pass the exam the first time because of his A carefully ... on B at C in D for M.A Nguyen Van Nam- On thi TN 56 Jenny is _ work now A at B on C for D of 57 Tracy waited _ the bus station for an hour A with B for C since D at 58 Ida wanted to stay _ home...
... Câu 26: Các nhận xét sai? a Tất ankan có CTPT CnH2n+2 b Tất chất có CTPT CnH2n+2 ankan c Tất ankan có liên kết đơn phân tử d Tất chất có liên kết đơn phân tử ankan Câu 27: Hợp chất 2,3 – dimetylbutan ... H2O Hai hidrocacbon thuộc dãy đồng đẳng nào? a Ankan b anken c ankin d aren Câu 22: Một ankan tạo dẫn xuất monoclo clo chiếm 33,33% khối lượng CTPT ankan là: a C4H10 b C3H8 c C5H12 d C2H6 Câu 23: ... CH3CH2CH2CH(CH3)CH2Br Câu 34: Một ankan tạo dẫn xuất monoclo có %Cl 55,04% Ankan có CTPT là: Vò Thi My Ly Bµi TËp Ho¸ 11 Chđ §Ị Tù Chän a CH4 b C2H6 c C3H8 d C4H10 Câu35: Một ankan mà tỉ khối so với không...